Pittway NOTIFIER The SYSTEM 5000 Installation Manual page 44

Figure 5-1: Field Wiring the MPS-24A Power Supply
Secondary Power
27.6 VDC, supervised and power-limited.
Fast charge = 2 amps, trickle charge = 20 mA.
Primary Power
Neutral Out
Neutral In
Service
Earth
(Earth)
Ground
Ground
Connect to
chassis via a
Grounding Cable
Assembly.
44
Four-Wire Smoke Detector/Annunciator Power
24 VDC (20.4-26.4, 200 mV ripple), 1 amp max. Filtered, regulated and resettable.
Power-limited but must be supervised via a UL approved Power Supervision Relay.
-
Battery
+
Battery
Hot In
Hot Out
When employing
an NR45-24
Remote Battery
Charger, remove
Jumper JP1.
MPM-2 Voltmeter/Ammeter Connector
S5000 15583 Rev.
+ -
Battery Fuse
6/10/96 P/N 15583:
+
Notification Appliance power
Power-limited, filtered, regulated, non-reset-
-
table*, 3 amps (in alarm) max. Power is super-
vised by output module (such as an ICM-4) in
the System 5000. Can also be used to power
ACS annunciators.
Power Ribbon Connector
Power Harnesses (P2, P4)
Cut R27 to disable
Earth Fault
Detection.
AVPS-24 or UDACT
Supervisory Cable
Connectors
Trouble In
System Common
LED Indicators
Ground Fault
Battery Fail
AC Power Fail
(not used)
* Cut JP5 to convert
Notification Appliance
power
(TB3 Terminals 3-4)
to a resettable,
2-amp maximum circuit.
DO NOT CUT JP2.