D1555_D1558 installation manual 29042022 V5
3
Dimensions for both D1555 & D1558
Installation
Mount the metal enclosure onto the wall.
Connect the Live, Earth and Neutral terminals to an un-switched fused spur.
Connect the On/Off switching control to the control unit. Select the mode of operation using the jumper
(see below).
Connect the Normally Closed relay output to the monitoring equipment used to report and signal
equipment faults.
Connect the 12V power output to the system.
Switch on the AC supply and confirm that the AC OK LED is lit
External Power Supply (AC Supply)
The power supply has a three-way terminal block for Live, Earth and Neutral connections. When supplied
boxed, earth is connected to the metal enclosure and the lid earthed with a flying push-fit lead.
Scale
1:1.5mm
Description: D1558
General Tolerances:
+-0.5mm
Projection:
Date: 26/03/2022
Material: PCB
Version
No 2
:4
1
4
0
.2
108
96.1
1
2
7
.9
5
.2
6.8
7
.1
5.1
4
2
.1
3
6
.6
