Document 15094 Rev C 11/20/95 15094:C
Page 17
Type of Circuit
Devices/Ratings
Circuit Ratings
Connections
Main Supply Circuit
A dedicated branch of the AC
service that supplies primary AC
power to the Fire Alarm Control
Panel.
MPS-24A Main Power Supply
120 VAC, 50/60 Hz, 1.8 amps
TB1: Term. 2 + 3 (Ground)
Term 4 + 5 (Neutral)
Term 6 + 7 (Hot)
MPS-24B Main Power Supply
120 VAC, 50/60 Hz, 1.8 amps
TB1: Term. 2 (Ground)
Term 3 (Neutral)
Term 4 (Hot)
AVPS-24 Audio/Visual Power Supply
120 VAC, 50/60 Hz, 1.0 amps
TB1: Term. 1 + 6 (Ground)
Term 4 (Neutral)
Term 5 (Hot)
AA-30 Audio Amplifier
120 VAC, 50/60 Hz, 1.0 amps
Plug P2: Term. 1 + 8 (Ground)
Term 3 + 4 (Neutral)
Term 5 + 6 (Hot)
AA-120 Audio Amplifier
120 VAC, 50/60 Hz, 1.85 amps
Plug P2: Term. 1 + 8 (Ground)
Term 5 + 6 (Neutral)
Term3 +4 (Hot)
Battery Charger Circuit
Charges and maintains the
secondary supply during non-fire
alarm conditions.
MPS-24A Main Power Supply and two
PS-12250 (12 volt, 25 AH) batteries.
27.6 VDC. Float type battery charger 2.0A
Max. Supervised and power-limited.
TB2: Term. 1 (+), Term 2 (-)
MPS-24B Main Power Supply
27.6 VDC. Float type battery charger (750 mA
max). Supervised and power-limited.
TB2: Term. 5 (+), Term 6 (-)
NR45-24 Remote battery charger with
two LA-55 (12 volt, 55 AH) batteries.
120 VAC, 50/60 Hz, 1.0 amps
Term. 1 (Hot), Term 2 (Neutral),
Chassis ground.
27.6 VDC. Float type battery charger (2.0
amps max). Supervised and power-limited.
Term. 3 (+), Term 4 (-)
Battery Discharge Circuit
or
Secondary Power Input
Supplies power to the Fire Alarm
Control Panel during loss of
primary AC power.
AA-30 Audio Amplifier
3.0 amps max. draw in alarm. 25.0 amp max.
screw terminal contact rating. Supervised.
Battery leads are not power-limited.
Plug P1: Term. 1 (+), Term 4 (-)
AA-120 Audio Amplifier
7.3 amps max. draw in alarm. 25.0 amp max.
screw terminal contact rating. Supervised.
Battery leads are not power-limited.
Plug P1: Term. 3 + 4 (+),
Term 1 + 2 (-)
AVPS-24 Audio Visual Power Supply
3.0 amps max. draw in alarm. 25.0 amp max.
screw terminal contact rating. Supervised.
Battery leads are not power-limited.
TB1: Term. 2 (+), Term 3 (-)
MPS-24A Main Power Supply
6.0 amps max. draw in alarm. 25.0 amp max.
screw terminal contact rating. Supervised.
Battery leads are not power-limited.
TB2: Term. 1 (+), Term 2 (-)
MPS-24B Main Power Supply
2.9 amps max. draw in alarm. 25.0 amp max.
screw terminal contact rating. Supervised.
Battery leads are not power-limited.
TB2: Term. 5 (+), Term 6 (-)
Notification Appliance Power
Provides power for Notification
Appliance Circuits and remote
signaling devices.
MPS-24A Main Power Supply: use
with any UL listed 24 VDC fire alarm
Notification Appliance.
20.4 - 26.4 VDC (3.0 amps max.)
Power-limited and supervised.
TB3: Term. 3 (+), Term 4 (-)
MPS-24B Main Power Supply: use
with any UL listed 24 VDC fire alarm
Notification Appliances.
20.4 - 26.4 VDC (2.0 amps max. of regulated
current available in alarm only) Power-limited
and supervised with a UL listed relay.
TB2: Term. 3 (+), Term 4 (-)
AVPS-24 Audio/Visual Power Supply:
WARNING see list of compatible
devices in the Device Compatiblity
Document.
20.4 - 32.0 VRMS (3.0 amps max.) Full-wave,
unfiltered. Power-limited and supervised with
an A77-716 relay.
TB2: Term. 1 (+), Term 2 (-)
External Resettable Power
MPS-24A Main Power Supply
20.4 - 26.4 VDC (200 mV ripple). 1.0 amps
max. (draws from the total of 3.0 amps of
MPS-24A regulated current available in
standby or 6.0 amps available in alarm).
Power-limited and supervised with an
A77-716 relay.
TB3: Term. 1 (+), Term 2 (-)
20.4 - 26.4 VDC (200 mV ripple). 2.0 amps
max. (draws from the total of 3.0 amps of
MPS-24A regulated current available in
standby or 6.0 amps available in alarm).
Power-limited and supervised with an
A77-716 relay. Note: Optional jumper
selectable.
TB3: Term. 3 (+), Term 4 (-)
MPS-24B Main Power Supply
20.4 - 26.4 VDC (200 mV ripple). 200 mA
max. (draws from the total of 750 mA of
regulated current available in standby and
alarm. Power-limited and supervised with a
UL listed relay.
TB2: Term. 1 (+), Term 2 (-)
Municipal Box Circuit
CMX Control Module with an MBT-1
Municipal Box Trip device and an
A77-716 power supervision relay.
Local Energy Municipal Box connection.
Supervised and power-limited. (3.65 VDC
nominal). (10 ohms max. loop resistance. Trip
current = 250 mA.
Refer to Supervising an
Uninterruptable Power Supply in the
AM2020/AFP1010 Manual.
XP Transponder XPC-8 module with
an MBT-1 Municipal Box Trip device.
Local Energy Municipal Box connection.
Supervised and power-limited. (3.65 VDC
nominal). (10 ohms max. loop resistance. Trip
current = 250 mA.
Refer to Appendix A of the XP Series
Transponder Manual.
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