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INSULATION MEASUREMENT - CONNECTIONS
Figure 4 shows the connections to measure the insulation of one con-
ductor to the other conductors. The cable should be disconnected at
both ends to avoid leakage through switchboards and panels.
Figure 4
12
Conductor Under Test
DATA HOLD
OFF
ON
TIMER
Man.
3 Min.
!
TEST
- Line
–
Megohmmeter Models 1020 and 1025
Cable Insulation
MEGOHMMETER
MODEL 1025
M Ω
MΩ
500 V
250 V
1000 V
Ω
~
V
AC
MΩ
~
V
/Ω
AC
+ Earth
+
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