HT instruments MACROTEST 5035 - Manual (Page 69)

MACROTEST 5035
EN - 68
EXAMPLE OF INSULATION MEASUREMENT ON AN INSTALLATION
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SWITCH A
SWITCH B SWITCH C
SWITCH D
SWITCH E
Insulation measurements on an installation.
A procedure indicating how to effect the insulation resistance measurement on an
installation is reported in the following table:
ATTENTION: If the installation includes electronic devices, disconnect them from the
installation and in case this is impossible only the test "a" is to be effected,
that is to say between active conductors (which in this case SHALL be
connected together) and the earth.