Water Mist System (Hi-Fog)
critical
IMO Required
High-pressure water mist fire suppression system for engine room and accommodation.
4000h
Service Interval
Typical Manufacturers
Marioff
Danfoss Semco
Known Models (2)
Danfoss Semco Danfoss SemcoSafe Water Mist System
Modular zone coverage
· Fire Suppression / Detection
Common Failures:
- • Section valve actuator failure
- • Filter clogging (seawater backup)
- • Control panel communication fault
Service: Section valve operation test monthly. Filter change every 6 months.
Spares: Danfoss Semco: Löschmittel und Detektoren-Ersatz per Hersteller. Lead time: 2-4 Wochen.
Marioff Marioff HI-FOG Water Mist System
Engine room + accommodation zones
· Fire Suppression / Detection
Common Failures:
- • High-pressure pump seal failure
- • Spray head nozzle clogging
- • Accumulator pre-charge pressure loss
Service: Pump pressure test quarterly. Nozzle inspection annually. Accumulator pre-charge check every 6 months.
Spares: Marioff: Löschmittel und Detektoren-Ersatz per Hersteller. Lead time: 2-4 Wochen.