Installation Instructions

Power supply and batteries
Power supply in PC1001
5
A6V11899867_en--_a
61 | 122
5.1.5 Connect fault relays
The PC1001-A3 power supply provides two connectors ('MF' and 'GF') to connect
the power supply fault relays.
Mains fault relay connector - 'MF'
Pin
Designator
Connection
Color
1
MF-NO
Connected to C if fault
occurs (normally open)
Blue
2
MF-C
Common
Red
3
MF-NC
Connected to C in
regular mode (normally
closed)
-
Table 32: PC1001-A3 power supply mains fault relay connector - 'MF'
General fault relay connector - 'GF'
The general fault connector provides the general fault relay (pins 4 to 6).
It provides an external fault input (pins 1 to 3) to connect an external potential-free
contact. (Not used in PC1001-A3).
Pin
Designator
Connection
Color
1
Ext -
Contact input connected
to DC 0 V
-
2
Ext +
Contact input +
-
3
-
Do not connect
-
4
GF-NO
Connected to C if a
general fault occurs
(normally open)
Green
5
GF-C
Common
Red
6
GF-NC
Connected to C in
regular mode (normally
closed)
-
Table 33: PC1001-A3 power supply general fault relay connector - 'GF'