NS-DOS3

Automatic smoke alarm

NS-DOS3 Description

Bilge end item identification, operating principle: ionization chamber; ionization source: 18.5 kbg am 241; sensitivity: according to BS5445/EN54 part 7; voltage: 24 vdc operating current: supervising - max 40 pa at 24 vdc, alarm - max 65 ma, extra led - max 20 ma at 6V; operating temperature range: - 25 degrees c to 70 degrees c; ingress protection IP22/IP55 depending on base; ambient humidity: 0-95% rh weight (head only) : 95G .

Features

Operating principle: ionization chamber; ionization source: 18.5 kbg am 241; sensitivity: according to bs5445/en54 part 7; voltage: 24 vdc; operating current: supervising - max 40 pa at 24 vdc, alarm - max 65 ma, extra led - max 20 ma at 6v; operating temperature range: - 25 degrees c to 70 degrees c; ingress protection ip22/ip55 depending on base; ambient humidity: 0-95% rh; weight (head only): 95g

Properties of NS-DOS3

End Application:
Bilge and fire alarm; p/n 13161-ja; used onboard 41 ft. Utb coast guard vessels
NSN:
6350-01-510-2432
Description:
Alarm,smoke,automatic
Cage Code:
3EGT0

Definition Automatic Smoke Alarm

A electrical operated device which detects the presence of smoke and sounds an alarm, and/or lights a warning light of distinctive color when the concentration reaches a dangerous level. Excludes, alarm, gas, automatic.

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Last modified 05/08/2024