"> Heinen & Hopman Engineering B.V. A-60 Class Divisions Fire Dampers, type SFDC-M80 ; SFDC-M500; SFDR-M2010 ; SFDR-M5050.
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Heinen & Hopman Engineering B.V.

A-60 Class Divisions Fire Dampers, type SFDC-M80 ; SFDC-M500; SFDR-M2010 ; SFDR-M5050.

A-60 Class Divisions fire dampers (models SFDC-M80, SFDC-M500, SFDR-M2010, SFDR-M5050) are automatic ventilation duct closures that prevent the spread of fire and smoke on board, complying with SOLAS fire‑resistance requirements.

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 #2665 · ✓ still in production