Procedure
1. Measure the AC voltage between the terminals on the surge protection device
switch:
•
L1, L2, L3 to N
•
L1 to L2
•
L1 to L3
•
L2 to L3
Use the voltage tester.
Note: The surge protection device switch shows the indications
L1, L2, L3
and
N.
7.5.5
Measure the DC voltage
Preliminary requirements
•
•
Only do this procedure if
a different procedure refers
to this procedure.
•
Voltage tester
Procedure
1. Measure the DC voltage between the
output terminals:
•
1+ (A) to 1- (B)
•
2+ (C) to 2- (D)
•
1+ to earth (E)
•
1- to earth
•
2+ to earth
•
2+ to earth
Use the voltage tester.
D
C
A
B
Maintenance and cleaning
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