Specifications & Features; Enclosure; Electrical Specifications; Current Drain For Battery Calculations - Mircom RAM-208 Wiring & Installation Manual

Remote multiplex annunciator panel
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5.0
Specifications & Features
5.1

Enclosure

A standard 4-gang Electrical Box is used.
5.2

Electrical Specifications

24 VDC nominal voltage
Slide-Switch Controls, LED indicators, and Keyswitch to enable Controls.
Local Buzzer, Indicators (AC-On, Common Trouble, Signal Silence), and Controls
(System Reset, Lamp Test, Buzzer Silence, Signal Silence).
Annunciation of up to 8 Points.
Not Expandable.
Standby: 35 mA Max., All LED's "On": 90 mA Max.
5.3

Current Drain for Battery Calculations

The maximum normal current drain will be during Lamp Test when all lamps are illuminated on
one chassis at a time. Thus the currents are as follows:
Normal Standby
Current = 35 mA
The Normal Standby Current is used for Battery Size Calculations (see the Fire Alarm
Control Panel manual) and includes the current drain for the Trouble Buzzer, Trouble LED,
and one Alarm LED. The Maximum Current is used to calculate the wire size (see the Wiring
Instruction).
5.4

Environmental Specifications

This annunciator is intended for indoor use only.
12
Maximum Current
= 90 mA
Specifications & Features

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