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PSX Rackmount Power Supply - Installation and Operation Manual
Section 4 – Specifications
4.1 Electrical Specifications
Specifications PSX-GCM-RB PSX-ISU 150W PSX-ISU 250W
AC Input Voltage 120/230VAC
±15% at 50-60Hz
120/230VAC
±15% at 50-60Hz
120/230VAC
±15% at 50-60Hz
Power 100 Watts 200 Watts 300 Watts
Standby Current 100mA 100mA 100mA
Rated Current for UL603 Proprietary
Alarm Installations
Current 1.25A maximum from
all circuits in system
2.5A maximum from
all circuits in system
2.5A maximum from
all circuits in system
DC Output at 12V Setting Voltage 12.5V ±0.5V nominal 12.5V ±0.5V nominal 12.5V ±0.5V nominal
Max Current 6A 12A 20A
Ripple 120mV 120mV 120mV
Regulation ±2% ±2% ±2%
Efficiency 85% (120VAC
60Hz In, Full Load,
No Batt)
88% (120VAC
60Hz In, Full Load,
No Batt)
89% (120VAC
60Hz In, Full Load,
No Batt)
DC Output at 24V Setting Voltage 25.0V ±0.5V nominal 25.0V ±0.5V nominal 25.0V ±0.5V nominal
Max Current 3A 6A 10A
Ripple 120mV 120mV 120mV
Regulation ±2% ±2% ±2%
Efficiency 85% (120VAC
60Hz In, Full Load,
No Batt)
88% (120VAC
60Hz In, Full Load,
No Batt)
89% (120VAC
60Hz In, Full Load,
No Batt)
Battery Size & Type 4-40AH Lead Acid
or Gel Cell
4-80AH Lead Acid
or Gel Cell
4-80AH Lead Acid
or Gel Cell
Charge Current 1A (±10%) Maximum
(Adjustable via
PowerCom Software)
2A (±10%) Maximum
(Adjustable via
PowerCom Software)
2A (±10%) Maximum
(Adjustable via
PowerCom Software)
Fuse Ratings DC1 (Internal) ATM 7.5A ATM 15A ATM 30A
DC2 (Internal) ATM 7.5A ATM 15A ATM 30A
Battery (Internal) ATM 7.5A ATM 15A ATM 30A
BTU Output BTU 33 66 109
Fault Setpoints Low AC 95V (±6%) 95V (±6%) 95V (±6%)
Earth GND 2000 Ohms 2000 Ohms 2000 Ohms
Output Voltage ±10% of nominal ±10% of Nominal ±10% of Nominal
Batt Voltage ±10% of nominal ±10% of Nominal ±10% of Nominal
Batt Presence 6–15V (12V Setting),
11–29V (24V Setting)
6–15V (12V Setting),
11–29V (24V Setting)
6–15V (12V Setting),
11–29V (24V Setting)
Fault Relay Contacts AC FLT 1A at 24VDC 1A at 24VDC 1A at 24VDC
SYS FLT 1A at 24VDC 1A at 24VDC 1A at 24VDC