"> Heinen & Hopman Engineering B.V. B-15 Class Ceiling Ventilation Units, type HCU-250, HCU-250E, HCU-400 and HCU-400E
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Heinen & Hopman Engineering B.V.

B-15 Class Ceiling Ventilation Units, type HCU-250, HCU-250E, HCU-400 and HCU-400E

Ceiling-mounted ventilation units (HCU-250/250E/400/400E) provide fresh air supply and exhaust for ship accommodation spaces, featuring compact design and integrated fire/smoke detection.

X-Band / S-Band, IMO SOLAS
Capacity
Electromagnetic Radar
Medium

Components & Design

Component data being added…

Technical Data

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Common failures & inspection points

●Magnetron end-of-life after 5,000–8,000 operating hours (for magnetron models)
●Antenna rotation motor bearing damage after 30,000+ hours
●Display backlight failure
●Heading-Marker Ausrichtungsdrift
●Waveguide moisture ingress during compromised pressurization

Service & Maintenance

Magnetron replacement every 5,000–8,000 hours. Antenna bearing lubrication annually. Performance monitor test weekly (IMO requirement). Annual inspection.

Suppliers & Spare Parts

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Replacement Parts

Heinen & Hopman Engineering B.V.: Keep magnetron on board (for magnetron models). Lead time: 1–3 weeks.
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Equipment Model #2666 · ✓ still in production