* Ravel Indian Manufacturer, International standard.
* Switch Mode Power Supply.
* Modular Construction, Serviceable.
* Surface Mount Technology.
* Battery polarity & deep discharge protection.
* As per IS -15908: 2011 Standard.
* 16 X 2 Dot Matrix LCD Display.
* Standby battery backup with built in charging.
* Fire / Fault status in unambiguous colored LED indication.
* Switch Mode Power Supply.
* Tactile Keypad for easy panel operation.
* System on indication.
* Main, Standby status indication.
* Low Battery visual warning with audible tone.
* Relay output for actuators for Fire and Fault.
* Lamp Test facility
* Zone wise one man walk Test Facility.
* Zone wise Isolation facility with loop voltage cut off.
* Compatible to all type of Conventional Detectors.
* Optional Zone Wise Sounder / Zone Wise Contact.

Electrical Specification
* Primary Power  - 120 – 220VAC , 50 Hz
* Standby Power -   24V D.C (2 Nos of 12v, 7Ah Sealed Lead acid battery).
* Quiescent current   -   55mA
* Operating Temperature   -   0 – 49° C/32-120° F.
* Charging Voltage  - 28.2V, ±0.5V
* Charging Current  - 0.5 A (Max.)

Notification Appliance Circuits
Class - B wiring
Operating Nominal Voltage   -   24VDC
Current for NACs   -  0.6 Amp
End-Of-Line Resistor   -  4K7, 1/4 watt