"> Novenco Marine & Offshore A/S Centrifugal fan – CAL
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Novenco Marine & Offshore A/S

Centrifugal fan – CAL

Novenco Marine & Offshore A/S Centrifugal fan – CAL — Medium pressure centrifugal fan for use in aggressive marine and offshore environments; bilge ventilation and demanding installations. Available in belt-driven and directly coupled versions..

Components & Design

Component data being added…

Technical Data

airflow m3h 1,080–75,600 m³/h (0.3–21 m³/s)
pressure Pa up to 8,500 Pa
impeller diameters mm Ø315–Ø1250 (belt-driven), Ø630–Ø1250 (direct coupled)
blade type backwards curved
notes Standard, ATEX and EX variants available; compliant with IACS F29/2005 (Ex non-sparking)

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Common failures & inspection points

Inspect impeller and blades for corrosion, erosion, fouling (salt, grease, dust), and mechanical damage; re-balance if needed

Inspect impeller and blades for corrosion, erosion, fouling (salt, grease, dust), and mechanical damage; re-balance if needed

Check bearing condition and lubrication intervals; replace grease or oil per manufacturer schedule; monitor for abnormal noise or vibration

Check bearing condition and lubrication intervals; replace grease or oil per manufacturer schedule; monitor for abnormal noise or vibration

Verify belt tension and belt/pulley wear on belt-driven variants (CAL); replace belts if frayed, cracked or elongated

Verify belt tension and belt/pulley wear on belt-driven variants (CAL); replace belts if frayed, cracked or elongated

Inspect shaft seals and housing welds/flanges for air leakage and corrosion, especially in saline marine atmospheres

Inspect shaft seals and housing welds/flanges for air leakage and corrosion, especially in saline marine atmospheres

Test motor insulation resistance (megger test) and check electrical connections, terminal boxes and cable glands for moisture ingress

Test motor insulation resistance (megger test) and check electrical connections, terminal boxes and cable glands for moisture ingress

Confirm ATEX/EX integrity: check non-sparking tip clearance between impeller and housing; verify all certification labels remain legible and undamaged

Confirm ATEX/EX integrity: check non-sparking tip clearance between impeller and housing; verify all certification labels remain legible and undamaged

Inspect vibration isolators, flexible inlet/outlet connections, and mounting bolts for fatigue, cracking or loosening

Inspect vibration isolators, flexible inlet/outlet connections, and mounting bolts for fatigue, cracking or loosening

Verify airflow performance against commissioning baseline (measure flow and pressure) to detect fouling-related performance degradation

Verify airflow performance against commissioning baseline (measure flow and pressure) to detect fouling-related performance degradation

Type-general inspection and maintenance points for this equipment category — not model-specific.

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Equipment Model #152609 · ✓ still in production