The 680 loop isolator provides electrical isolation of alarm zone wiring for addressable fire detection control and indicating equipment. The use of the 680 as part of the detector zone wiring ensures that short-circuit faults in the alarm zone loop wiring disable a minimum number of detectors.
Features:
· Automatic operation
· Automatic reset
· DC 24 V operation
· Compatible with 2-wire fire detection and alarm systems
· LED activation indicator
Specification:
operating voltage |
DC(17~28)V |
standby current |
40μA@DC 24V |
continuous current(max) |
5mA |
switching current(max) |
3.0A |
switching resistance(max) |
0.3Ω |
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.