خانه صوت و کنفرانس بوشPublic Address and Voice AlarmPA, Commercial Sound and Emergency Sound Plena Public Address and Voice Alarm

LBB1957/00 Call station keypad

Technical Specifications
Electrical Power supply 
Voltage range 24 VDC supplied by LBB 1956/00
Current consumption <15 mA
Mechanical Base dimensions 40 x 100 x 235 mm
(1.57 x 3.97 x 9.25 in)
Weight Approx. 1 kg
Mounting Bracket coupled with LBB 1956/00 or
other LBB 1957/00
Color Charcoal with silver
Environmental Operating temperature -10 ºC to +45 ºC (14 ºF to +113 ºF)
Storage temperature -40 ºC to +70 ºC (-40 ºF to +158 ºF)
Relative humidity <95%

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