Appendices 15088:J 10/22/99
A-4
Table A-2 Circuit Ratings/Connections
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)
Ter m 4 (Hot)
APS-6R Auxiliary Power Supply 120 VAC, 60 Hz, 2.5 amps
TB1: Term.1 (Hot)
Term. 2 (Neutral)
Term. 3 (Ground)
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-100/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)
Main Supply Circuit
A dedicated branch of the AC
service that supplies primary AC
power to the Fire Alarm Control
Panel
MPS-24AE Main Power Supply 220/240 VAC, 50/60 Hz, 0.9 amps
TB1: Term. 2 + 3 (Ground)
Term 4 + 5 (Neutral)
Term 6 + 7 (Hot)
MPS-24BE Main Power Supply 220/240 VAC, 50/60 Hz, 0.9 amps
TB1: Term. 2 (Ground)
Term 3 (Neutral)
Ter m 4 (Hot)
APS-6R Auxiliary Power Supply 240 VAC, 50 Hz, 1.2 amps
TB1: Term.1 (Hot)
Term. 2 (Neutral)
Term. 3 (Ground)
AA-30E Audio Amplifier 220/240 VAC, 50/60 Hz, 0.5 amps
Plug P2: Term. 1 + 8 (Ground)
Term 3 + 4 (Neutral)
Term 5 + 6 (Hot)
AA-100E/AA-120E Audio Amplifier 220/240 VAC, 50/60 Hz, 0.9 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 and MPS-24E Main Power
Supplies
27.6 VDC. Float type battery charger 2.0A Max. Supervised
and power-limited.
TB2: Term. 1 (+), Term 2 (-)
MPS-24B and MPS-24BE
Main Power Supplies
27.6 VDC. Float type battery charger (750 mA max).
Supervised and power-limited.
TB2: Term. 5 (+), Term 6 (-)
CHG-120 Battery Charger
27.6 VDC. Float type battery charger (4.5 amps max).
Supervised and power-limited
TB2: Term. 5 (-), Term. 6 (+)
Battery Discharge Circuit
or
Secondary Power Input
Supplies power to the Fire Alarm
Control Panel during loss of
primary AC power.
AA-30 or AA-30E 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-100/AA-120 or AA-100E/AA-120E
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 (-)
APS-6R Auxiliary Power Supply
6.0 amp max. draw in alarm. Battery leads are not power-
limited.
TB3-1 (+)
TB3-2 (-)
MPS-24A or MPS-24AE
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 or MPS-24BE
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.
Refer to the Device Compatibility
Document.
MPS-24A or MPS-24AE Main Power
Supply: use with any UL listed 24 VDC
fire alarm Notification Appliance.
24 VDC (3.0 amps max.) Power-limited and supervised. TB3: Term. 3 (+), Term 4 (-)
MPS-24B or MPS-24BE Main Power
Supply: use with any UL listed 24 VDC
fire alarm Notification Appliances.
24 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 (-)
APS-6R Auxiliary Power Supply
24 VDC 3.0 amps max. per circuit (6.0 amps total) in alarm
only.
Power-limited and supervised with a UL listed relay.
TB2:
Output Circuit 1, 1+, 2-
Output Circuit 2, 3+,4-
External Resettable Power
MPS-24A or MPS-24AE
Main Power Supply
24 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 (-)
24 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 or MPS-24BE
Main Power Supply
24 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 (-)
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