440 non-addressable alarm bells are suitable for connection to 2-wire and 4-wire fire detection and alarm systems. 440 alarm bells will operate with both addressable and non-addressable fire detection control and indicating equipment.
Activation is initiated upon connection of the operating voltage, allowing connection to either a switched supply or via an addressable module.
Features:
· Operates when the supply voltage is connected to the device
· Compatible with relay outputs from control and indicating equipment, or from an output module connected to addressable alarm circuit wiring
· DC 24 V operation
· Loud sound output of 95 dB at 1 m
· Zero current load in quiescent condition
Specification:
| operating voltage |
DC(20~28)V |
| quiescent current |
0A |
| alarm current |
25mA |
| sounder output level |
≥95dB@1m |
| dimensions |
Φ152*35mm |
FAQ:
Q1:Are you a manufacturer or trading company?
A1:Numens is a professional fire alarm system manufacturer.
Q2:What kind of production service do you provide?
A2:The whole fire alarm system,include Addressable system, Conventional system, Residential system and so on....
Q3:What kind of certification do you have?
A3:Numens was EN,BSI,UL,SGS certified and all the products were produced under these major international standard .
Q4:What is the lead time for new order?
A4:The lead time for new order is 25 days after confirm order.
Q5:How do I get price information?
A5:Sales representatives are responsible for providing detailed price information within 1 workday after get your inquiry.
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