Functional Requirements Of The Psu - Pulsar Red Power Plus EN54C Series User Manual

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The buffer power supplies 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+AC:2007 Smoke and heat control systems.
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
Low battery indication
Recharging the battery to 80% of the rated capacity within 24 hours
Deep discharge battery protection
Short-circuit protection of battery terminals
Battery fuse failure indication
Charging circuit failure indication
Short-circuit protection
Overload protection
Output of collective failure ALARM
EPS technical output
Low output voltage indication
High output voltage indication
Indication of power supply failure
Overvoltage protection
Input of an external failure indication EXTi
Tamper indicating enclosure opening

2. Functional requirements of the PSU.

Functional requirements
EN54C
5
RED POWER plus
Requirements
Power supplies
according to
EN54C series
standards
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YES