Description
NOHMI BOSAI LTD.
MODEL: FDK512
OPTICAL SMOKE DETECTOR HEAD
20V DC, 80MA
TEST VOLTAGE (V) : NORMAL: 0,40 / LOW: 0,47
The Nohmi Bosai FDK512 is an optical smoke detector head rated 20 V DC, 80 mA. It belongs to the fire alarm system on board, where it detects smoke in the space it covers and signals an alarm to the fire detection panel. Test voltage figures are given for its normal and low states, at 0,40 V and 0,47 V respectively. As the head of a detector assembly, it provides the optical sensing element for early smoke warning. The unit is supplied in New Open Box condition.
Key Features
✓ Optical smoke detector head
✓ Model FDK512
✓ Rated 20 V DC, 80 mA
✓ Normal test voltage 0,40 V
✓ Low test voltage 0,47 V
Marine Applications
✓ Smoke detection in accommodation cabins and corridors
✓ Coverage of wheelhouse and control rooms
✓ Monitoring of switchboard and electrical rooms
✓ Stores and workshop spaces
Technical Support
Prota Marine provides technical support, repair and onboard installation for the optical smoke detector head and the wider fire alarm system. We can help with fault diagnosis when a detector misbehaves and provide commissioning support for the system.




