Pertronic Industries Ltd FAAST Power Supply Installation Note, Iss1.1 201501
Input Protection
Internal 1 Amp slow blow fuse
Specification (cont’d)
Output
Nominal Output Voltage
27.4 VDC ±1 % at 20 °C
Power Supply Charger Current Current limited to 1.2 Amp
Maximum Short-Term Output
2.5 Amp with 12 Amp-hour batteries fitted
Temperature Coefficient
0.145 %/°C (set for battery charging)
Voltage Regulation
0.13 % over full load at 20 °C
Batteries
Number and Type
2 x 12 Volt AGM Valve-Regulated Lead-Acid
Capacity
Maximum
12
Amp-hour
General
Mains Input Connector
Termination block with an integral power switch
DC Output Connector
Two-way terminal block
Defect Relay Output
Change-over contact, 1 Amp @ 24 VDC
Internal Control
Reset / Timer initialisation switch
Front Panel Indicator LEDs
Mains (Green), Auto Test (Yellow), Battery Fault (Yellow)
Operating Temp. Range
0 °C to 40 °C
Humidity
10 % to 95 % (non-condensing)
Physical
Dimensions
230 x 350 x 120 (Height x Width x Depth mm)
Weight
2.8 kg (excluding batteries)
Mounting
The power supply is designed to be wall-mounted. It should be mounted in a clean dry area with
unobstructed natural convection between the unit and the wall. The cooling slots must not be restricted. Care
must be taken to prevent reverse polarity connections between the power supply and load.
Wiring Diagram
