93-331-73 Issue 2 Page 13 of 32 © Protec Fire Detection PLC 2013
10.0 Commissioning
10.1 Connecting the Mains
Important Note:
• Pay particular attention that the earth cable is firmly connected to the earth terminal of the
power supply, and that the earth strap from the main PCB. to the main panel metalwork is
sound.
After making and checking the connections to the control panel detailed in previous sections, the
power supply may be connected to the incoming mains supply.
Ensure the fused double pole isolator is in the ‘OFF’ position then connect the incoming mains cable
to the appropriate terminals on the power supply PCB (see figure 12.0).
Figure 12.0 Power Supply Terminal Details
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