APS 24/15/30/50 24V POWER SUPPLIES

FPG-APS24/15/30/50The APS24/15/30/50 1.5A, 3.0A and 5.0A Power Supply Units can be used for any fire alarm system which specifies EN54-4 Power Supply Equipment.

Suited for almost any application, the power supply unit/battery charger has been developed using the latest surface mount technology to provide a high efficiency switch mode power supply. The power supply units are available in fully enclosed construction providing power and fault indication, or alternatively in caged versions for mounting into existing enclosures of various sizes to suit different battery capacities.



  • High efficiency switched mode power supplies
  • Compact 1.5A, 3.0A and 5.0A versions
  • Approved EN54-4
  • Boxed or Un-boxed
  • Power and Fault Indication
  • 3 Year Warranty as Standard
ApprovalsAll Power Supply Units are approved with the requirements of BS EN54-4 1998,

EN55022 class B emissions limits & EN60950: 2000 safety standards.

Input Supply1.5A PSE:220-240V AC, 50/60Hz, Fuse T3.15H250 3.0A/5.0A PSE:120-230V AC, 50/60Hz, Fuse T3.15H250
Output VoltageMax 28.5V DC, Min 18.5V DC at minimum battery voltage of 19V with mains disconnected
Charger voltage27.4V DC nominal at 20 C temperature compensated over the range -5 C to +45 C
Output Current1.5A PSE: 1.0A continuous load, 0.5A battery charge 3.0A PSE: 2.0A continuous load, 1.0A battery charge [3.0A to load if configured for PSE only]

5.0A PSE: 3.0A continuous load, 2.0A battery charge [5.0A to load if configured for PSE only]

Dimensions Caged (H x W x D)1.5A 105 x 94 x38mm 250g 3A 184 x 94 x 58mm 690g 5A 105 x 94 x 58mm 690g
EnvironmentIndoor, Dry
Fault OutputVolt-free change-over contacts rated 1A @ 30V dc
On Board IndicationMains Fail, Charger Fail, Battery Open Circuit, Battery low & Heartbeat