16
Leakage current tester 92-4A / 92-4D / 92-2E
Make ready
3.5
Connection for external supply of test object
The connection for an external supply is carried out by means of safety
lab terminals X4.1, X4.2 and X4.3 located at the rear of the unit.
External supply: 50 ... 280 V / 50 ... 400 Hz, fusing 15 A.
The connection principle is represented flowingly.
Note:
The PE-connection has to be connected to the appropriate reference
potential.
Note:
At external supply of the test object the polarity check of the mains plug
is not active.
PE
N
L
92-4A
Illustr. 3.3: Principle connection for external supply 1~ NPE
Mains plug X1
l
n
pe
Test object
e.g. isolation transformer
for external supply
X4.1-4.3
X3.1 - 3.3