Honeywell Fire-Lite Alarms MRP-2001 Instruction Manual page 23

Operating Power
overcurrent protection and may not contain any power disconnect devices. A separate Earth
Ground connection must be made to ensure proper panel operation and lightning and transient
protection. Connect the Earth Ground wire [minimum 14 AWG (2.00 mm
in the backbox and then run the wire to TB1 Do not use conduit for the Earth Ground connection
since this does not provide reliable protection.
Secondary Power Source (Batteries)
Observe polarity when connecting the battery. Connect the battery cable to J12 on the main circuit
board using the plug-in connector and cable provided. The battery charger is current-limited and
capable of charging sealed lead acid batteries. The charger shuts off when the system is in alarm.
WARNING: BATTERY CONTAINS SULFURIC ACID
!
BATTERY CONTAINS SULFURIC ACID WHICH CAN CAUSE SEVERE BURNS TO THE SKIN
AND EYES AND CAN DESTROY FABRICS. IF CONTACT IS MADE WITH SULFURIC ACID,
IMMEDIATELY FLUSH THE SKIN OR EYES WITH WATER FOR 15 MINUTES AND SEEK
IMMEDIATE MEDICAL ATTENTION.
120 VAC Power
Hot (L1)
Ground
Neutral (L2)
Ground Stud
MRP-2001 Series Manual — P/N 53040:H 1/26/2017
- +
J12
Batteries
Figure 2.4 Operating Power Connections
Installation
2 )] to the grounding stud
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