Deluge/Sprinkler System
A deluge or sprinkler system floods a protected space with water through open or heat-activated nozzles, deluge systems dousing an entire area at once on manual or automatic release, sprinklers responding zone by zone as individual heads activate.
Read more — Deluge/Sprinkler System explained ▾
What Sets Deluge and Sprinkler Apart
Both systems distribute water through overhead piping and nozzles, but they release differently. A sprinkler system uses heat-sensitive heads that open individually as the temperature around them rises, so only the heads actually over the fire discharge, limiting water damage to the affected zone. A deluge system uses open nozzles on every branch of the protected section, held dry until a detection system or manual pull station opens a common deluge valve, flooding the whole section at once. Sprinklers suit accommodation and machinery spaces where a slow-developing fire is expected; deluge suits fast-flashover risks such as a paint locker or a helicopter deck fuel spill, where waiting for individual heads to react would be too slow.
Main Components
Detection and Release
Automatic sprinkler heads detect and release themselves; deluge systems instead rely on a separate fire detection loop or manual pull stations to open the deluge valve for the whole section.
Deluge/Alarm Valve
The key control element on a deluge system, normally held shut against system pressure until a detection signal or manual release opens it, admitting water to all open nozzles downstream simultaneously.
Pressure Tank and Pump
Sprinkler systems keep the piping pressurized from a dedicated tank for instant discharge on the first head opening, backed by an automatic pump that starts on falling pressure to sustain flow.
Section Isolation Valves
Divide the ship into zones so one section can be tested, drained or isolated for maintenance without disabling protection elsewhere.
Selection and Sizing
- Water density (litres per minute per square metre) required for the specific space, set by the applicable fire safety rules
- Pump capacity sized for the largest single section likely to discharge at once, not the whole system total
- Head or nozzle spacing matched to ceiling height and obstruction layout
- Response time requirement, faster for deluge-protected high-risk spaces than for general sprinkler zones
Regulations and Class
SOLAS Ch. II-2 and the FSS Code set water application rates, coverage and pump capacity requirements for both sprinkler systems in accommodation spaces and deluge systems in high-risk areas. Passenger ships and many cargo ship types must fit an automatic sprinkler system in accommodation under SOLAS regulation II-2/10, and helicopter decks commonly require deluge protection as a specific carriage requirement.
Typical Faults
| Fault | Consequence |
|---|---|
| Deluge valve diaphragm perished or stuck | Valve fails to open on release signal, or opens without command, causing a false flood |
| Sprinkler pressure tank low on air charge | Delayed or reduced initial discharge before the pump takes over |
| Section isolation valve left shut after maintenance | An entire zone silently loses protection with no visible alarm indication |
| Sprinkler heads painted over during accommodation refurbishment | Heads fail to activate at the design temperature |
What to Look for in a Supplier
- Application rate and pump duty calculations matched to the specific protected spaces, backed by class-approved drawings
- Valve and head components compatible with existing zone wiring and detection loop, if retrofitting
- Clear zone isolation labelling and testing procedures supplied with the system, not left to the yard
After any accommodation repaint, check every sprinkler head by hand for overspray - a painted-over head looks fine on inspection but will not activate at the fire's design temperature.
6 manufacturers · 64 models
Tyco
19 ✓ 19 verified- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Diaphragm Integrity and LeakageCheck: Inspect for water or air leakage from bonnet cover and outlet drain; verify no external moisture on diaphragm chamber; perform annual full trip test to verify diaphragm response and proper valve opening
- Area: Strainer and Filter BlockageCheck: Clean strainer in diaphragm chamber supply control valve; inspect for sediment, corrosion debris, or mineral deposits; perform internal inspection of strainers every 5 years per NFPA 25; replace if significant blockage detected
- Area: Pilot Line Pressure and Air SupplyCheck: Verify dry pilot line air pressure maintained at design pressure (typically 40-50 psi); check for air leaks at connections; ensure air drier functioning and dew point below lowest ambient temperature; test pressure gauge reading weekly
- Area: Nozzle and Sprinkler ConditionCheck: Inspect all deluge nozzles/sprinklers for corrosion, mechanical damage, or buildup; verify proper orientation and alignment; check for blockage or paint over orifices; ensure DN-5 duct nozzles maintain HALAR coating integrity
- Area: Control Valve Assembly ConditionCheck: Check for external corrosion on valve body, actuators, and piping; verify bonnet bolts are tight; inspect manual reset actuator (MRA-1) for damage; ensure dry pilot actuators (DP-1/DP-2) have no water/air leakage at drain outlet
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
Minimax
9 ✓ 9 verified- Area: Valve Actuation and System Response TimeCheck: Conduct annual full trip test of deluge valves; record time from detector activation to water discharge through all nozzles; verify compliance with maximum 3-year interval requirement for full trip tests
- Area: Pressure Gauge Calibration and System Pressure MaintenanceCheck: Visually inspect pressure gauges quarterly; verify water pressure at hydraulically remote sprinkler and deluge valve inlet; confirm jockey pump maintains correct pressure (9 bar for ProCon systems, 40-90 bar for ProCon XP)
- Area: Nozzle and Sprinkler Obstruction, Corrosion, and Physical DamageCheck: Visually inspect all open nozzles (Viking Model A, C-1, ProCon, Marine XP) for paint coverage, debris accumulation, corrosion, bent deflectors, or mechanical damage; remove random sample of sprinklers for laboratory endoscopic examination of pipe network deposits; assess residual wall thicknesses
- Area: Pipe System Internal Condition and DepositsCheck: Perform endoscopic examination of main pipe network for internal corrosion, mineral deposits, and rust; assess hydraulic impact and remaining pipe wall thickness; conduct main drain tests to verify control valve operation; inspect all trim valves in correct open/closed positions
- Area: Fire Detection System Integration and Signal IntegrityCheck: For systems with electric or pneumatic release (TraFoProtect with UniVario/FMZ 5000, PVProtect with heat detectors, EconAqua systems): verify all detector signal paths; test short circuit detection in monitoring circuits; confirm automatic activation signal transmission under simulated fire conditions; check for line interruptions or water supply status indicator function
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Valve Actuation and System Response TimeCheck: Conduct annual full trip test of deluge valves; record time from detector activation to water discharge through all nozzles; verify compliance with maximum 3-year interval requirement for full trip tests
- Area: Pressure Gauge Calibration and System Pressure MaintenanceCheck: Visually inspect pressure gauges quarterly; verify water pressure at hydraulically remote sprinkler and deluge valve inlet; confirm jockey pump maintains correct pressure (9 bar for ProCon systems, 40-90 bar for ProCon XP)
- Area: Nozzle and Sprinkler Obstruction, Corrosion, and Physical DamageCheck: Visually inspect all open nozzles (Viking Model A, C-1, ProCon, Marine XP) for paint coverage, debris accumulation, corrosion, bent deflectors, or mechanical damage; remove random sample of sprinklers for laboratory endoscopic examination of pipe network deposits; assess residual wall thicknesses
- Area: Pipe System Internal Condition and DepositsCheck: Perform endoscopic examination of main pipe network for internal corrosion, mineral deposits, and rust; assess hydraulic impact and remaining pipe wall thickness; conduct main drain tests to verify control valve operation; inspect all trim valves in correct open/closed positions
- Area: Fire Detection System Integration and Signal IntegrityCheck: For systems with electric or pneumatic release (TraFoProtect with UniVario/FMZ 5000, PVProtect with heat detectors, EconAqua systems): verify all detector signal paths; test short circuit detection in monitoring circuits; confirm automatic activation signal transmission under simulated fire conditions; check for line interruptions or water supply status indicator function
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Valve Actuation and System Response TimeCheck: Conduct annual full trip test of deluge valves; record time from detector activation to water discharge through all nozzles; verify compliance with maximum 3-year interval requirement for full trip tests
- Area: Pressure Gauge Calibration and System Pressure MaintenanceCheck: Visually inspect pressure gauges quarterly; verify water pressure at hydraulically remote sprinkler and deluge valve inlet; confirm jockey pump maintains correct pressure (9 bar for ProCon systems, 40-90 bar for ProCon XP)
- Area: Nozzle and Sprinkler Obstruction, Corrosion, and Physical DamageCheck: Visually inspect all open nozzles (Viking Model A, C-1, ProCon, Marine XP) for paint coverage, debris accumulation, corrosion, bent deflectors, or mechanical damage; remove random sample of sprinklers for laboratory endoscopic examination of pipe network deposits; assess residual wall thicknesses
- Area: Pipe System Internal Condition and DepositsCheck: Perform endoscopic examination of main pipe network for internal corrosion, mineral deposits, and rust; assess hydraulic impact and remaining pipe wall thickness; conduct main drain tests to verify control valve operation; inspect all trim valves in correct open/closed positions
- Area: Fire Detection System Integration and Signal IntegrityCheck: For systems with electric or pneumatic release (TraFoProtect with UniVario/FMZ 5000, PVProtect with heat detectors, EconAqua systems): verify all detector signal paths; test short circuit detection in monitoring circuits; confirm automatic activation signal transmission under simulated fire conditions; check for line interruptions or water supply status indicator function
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Valve Actuation and System Response TimeCheck: Conduct annual full trip test of deluge valves; record time from detector activation to water discharge through all nozzles; verify compliance with maximum 3-year interval requirement for full trip tests
- Area: Pressure Gauge Calibration and System Pressure MaintenanceCheck: Visually inspect pressure gauges quarterly; verify water pressure at hydraulically remote sprinkler and deluge valve inlet; confirm jockey pump maintains correct pressure (9 bar for ProCon systems, 40-90 bar for ProCon XP)
- Area: Nozzle and Sprinkler Obstruction, Corrosion, and Physical DamageCheck: Visually inspect all open nozzles (Viking Model A, C-1, ProCon, Marine XP) for paint coverage, debris accumulation, corrosion, bent deflectors, or mechanical damage; remove random sample of sprinklers for laboratory endoscopic examination of pipe network deposits; assess residual wall thicknesses
- Area: Pipe System Internal Condition and DepositsCheck: Perform endoscopic examination of main pipe network for internal corrosion, mineral deposits, and rust; assess hydraulic impact and remaining pipe wall thickness; conduct main drain tests to verify control valve operation; inspect all trim valves in correct open/closed positions
- Area: Fire Detection System Integration and Signal IntegrityCheck: For systems with electric or pneumatic release (TraFoProtect with UniVario/FMZ 5000, PVProtect with heat detectors, EconAqua systems): verify all detector signal paths; test short circuit detection in monitoring circuits; confirm automatic activation signal transmission under simulated fire conditions; check for line interruptions or water supply status indicator function
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Valve Actuation and System Response TimeCheck: Conduct annual full trip test of deluge valves; record time from detector activation to water discharge through all nozzles; verify compliance with maximum 3-year interval requirement for full trip tests
- Area: Pressure Gauge Calibration and System Pressure MaintenanceCheck: Visually inspect pressure gauges quarterly; verify water pressure at hydraulically remote sprinkler and deluge valve inlet; confirm jockey pump maintains correct pressure (9 bar for ProCon systems, 40-90 bar for ProCon XP)
- Area: Nozzle and Sprinkler Obstruction, Corrosion, and Physical DamageCheck: Visually inspect all open nozzles (Viking Model A, C-1, ProCon, Marine XP) for paint coverage, debris accumulation, corrosion, bent deflectors, or mechanical damage; remove random sample of sprinklers for laboratory endoscopic examination of pipe network deposits; assess residual wall thicknesses
- Area: Pipe System Internal Condition and DepositsCheck: Perform endoscopic examination of main pipe network for internal corrosion, mineral deposits, and rust; assess hydraulic impact and remaining pipe wall thickness; conduct main drain tests to verify control valve operation; inspect all trim valves in correct open/closed positions
- Area: Fire Detection System Integration and Signal IntegrityCheck: For systems with electric or pneumatic release (TraFoProtect with UniVario/FMZ 5000, PVProtect with heat detectors, EconAqua systems): verify all detector signal paths; test short circuit detection in monitoring circuits; confirm automatic activation signal transmission under simulated fire conditions; check for line interruptions or water supply status indicator function
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Valve Actuation and System Response TimeCheck: Conduct annual full trip test of deluge valves; record time from detector activation to water discharge through all nozzles; verify compliance with maximum 3-year interval requirement for full trip tests
- Area: Pressure Gauge Calibration and System Pressure MaintenanceCheck: Visually inspect pressure gauges quarterly; verify water pressure at hydraulically remote sprinkler and deluge valve inlet; confirm jockey pump maintains correct pressure (9 bar for ProCon systems, 40-90 bar for ProCon XP)
- Area: Nozzle and Sprinkler Obstruction, Corrosion, and Physical DamageCheck: Visually inspect all open nozzles (Viking Model A, C-1, ProCon, Marine XP) for paint coverage, debris accumulation, corrosion, bent deflectors, or mechanical damage; remove random sample of sprinklers for laboratory endoscopic examination of pipe network deposits; assess residual wall thicknesses
- Area: Pipe System Internal Condition and DepositsCheck: Perform endoscopic examination of main pipe network for internal corrosion, mineral deposits, and rust; assess hydraulic impact and remaining pipe wall thickness; conduct main drain tests to verify control valve operation; inspect all trim valves in correct open/closed positions
- Area: Fire Detection System Integration and Signal IntegrityCheck: For systems with electric or pneumatic release (TraFoProtect with UniVario/FMZ 5000, PVProtect with heat detectors, EconAqua systems): verify all detector signal paths; test short circuit detection in monitoring circuits; confirm automatic activation signal transmission under simulated fire conditions; check for line interruptions or water supply status indicator function
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Valve Actuation and System Response TimeCheck: Conduct annual full trip test of deluge valves; record time from detector activation to water discharge through all nozzles; verify compliance with maximum 3-year interval requirement for full trip tests
- Area: Pressure Gauge Calibration and System Pressure MaintenanceCheck: Visually inspect pressure gauges quarterly; verify water pressure at hydraulically remote sprinkler and deluge valve inlet; confirm jockey pump maintains correct pressure (9 bar for ProCon systems, 40-90 bar for ProCon XP)
- Area: Nozzle and Sprinkler Obstruction, Corrosion, and Physical DamageCheck: Visually inspect all open nozzles (Viking Model A, C-1, ProCon, Marine XP) for paint coverage, debris accumulation, corrosion, bent deflectors, or mechanical damage; remove random sample of sprinklers for laboratory endoscopic examination of pipe network deposits; assess residual wall thicknesses
- Area: Pipe System Internal Condition and DepositsCheck: Perform endoscopic examination of main pipe network for internal corrosion, mineral deposits, and rust; assess hydraulic impact and remaining pipe wall thickness; conduct main drain tests to verify control valve operation; inspect all trim valves in correct open/closed positions
- Area: Fire Detection System Integration and Signal IntegrityCheck: For systems with electric or pneumatic release (TraFoProtect with UniVario/FMZ 5000, PVProtect with heat detectors, EconAqua systems): verify all detector signal paths; test short circuit detection in monitoring circuits; confirm automatic activation signal transmission under simulated fire conditions; check for line interruptions or water supply status indicator function
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Valve Actuation and System Response TimeCheck: Conduct annual full trip test of deluge valves; record time from detector activation to water discharge through all nozzles; verify compliance with maximum 3-year interval requirement for full trip tests
- Area: Pressure Gauge Calibration and System Pressure MaintenanceCheck: Visually inspect pressure gauges quarterly; verify water pressure at hydraulically remote sprinkler and deluge valve inlet; confirm jockey pump maintains correct pressure (9 bar for ProCon systems, 40-90 bar for ProCon XP)
- Area: Nozzle and Sprinkler Obstruction, Corrosion, and Physical DamageCheck: Visually inspect all open nozzles (Viking Model A, C-1, ProCon, Marine XP) for paint coverage, debris accumulation, corrosion, bent deflectors, or mechanical damage; remove random sample of sprinklers for laboratory endoscopic examination of pipe network deposits; assess residual wall thicknesses
- Area: Pipe System Internal Condition and DepositsCheck: Perform endoscopic examination of main pipe network for internal corrosion, mineral deposits, and rust; assess hydraulic impact and remaining pipe wall thickness; conduct main drain tests to verify control valve operation; inspect all trim valves in correct open/closed positions
- Area: Fire Detection System Integration and Signal IntegrityCheck: For systems with electric or pneumatic release (TraFoProtect with UniVario/FMZ 5000, PVProtect with heat detectors, EconAqua systems): verify all detector signal paths; test short circuit detection in monitoring circuits; confirm automatic activation signal transmission under simulated fire conditions; check for line interruptions or water supply status indicator function
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
- Area: Valve Actuation and System Response TimeCheck: Conduct annual full trip test of deluge valves; record time from detector activation to water discharge through all nozzles; verify compliance with maximum 3-year interval requirement for full trip tests
- Area: Pressure Gauge Calibration and System Pressure MaintenanceCheck: Visually inspect pressure gauges quarterly; verify water pressure at hydraulically remote sprinkler and deluge valve inlet; confirm jockey pump maintains correct pressure (9 bar for ProCon systems, 40-90 bar for ProCon XP)
- Area: Nozzle and Sprinkler Obstruction, Corrosion, and Physical DamageCheck: Visually inspect all open nozzles (Viking Model A, C-1, ProCon, Marine XP) for paint coverage, debris accumulation, corrosion, bent deflectors, or mechanical damage; remove random sample of sprinklers for laboratory endoscopic examination of pipe network deposits; assess residual wall thicknesses
- Area: Pipe System Internal Condition and DepositsCheck: Perform endoscopic examination of main pipe network for internal corrosion, mineral deposits, and rust; assess hydraulic impact and remaining pipe wall thickness; conduct main drain tests to verify control valve operation; inspect all trim valves in correct open/closed positions
- Area: Fire Detection System Integration and Signal IntegrityCheck: For systems with electric or pneumatic release (TraFoProtect with UniVario/FMZ 5000, PVProtect with heat detectors, EconAqua systems): verify all detector signal paths; test short circuit detection in monitoring circuits; confirm automatic activation signal transmission under simulated fire conditions; check for line interruptions or water supply status indicator function
Typ-universelle Inspektionspunkte fuer Fixed Fire Suppression (verifiziert, 2026-06).
Tyco / Johnson Controls
10NAFFCO Marine
9