www.pulsar.pl EN54M RED POWER plus
2. Functional requirements of power supply modules.
Buffer power supply modules for fire alarm systems has been designed in accordance with the following
standards:
- EN 54-4:2001+A1:2004+A2:2007 Fire detection and fire alarm systems.
- EN 12101-10:2007 Smoke and heat control systems.
Requirements
according to
standards
Power supplies
EN54M series
Two independent power sources
External Power Supply failure indication
Two independent power supply outputs protected against short-circuit
Temperature-compensated battery charging
Measurement of the resistance of the battery circuit
Recharging the battery to 80% of the rated capacity within 24 hours
Deep discharge battery protection
Short-circuit protection of battery terminals
Charging circuit failure indication
Output of collective failure ALARM
Low output voltage indication
High output voltage indication
Indication of power supply failure
Input of an external failure indication EXTi
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