Gossen MetraWatt METRISO G1000 - Page 32

32 GMC-I Messtechnik GmbH
Insulation Resistance Measurement in Different Types of Systems
L1
L2
L3
N
PE
Between each active conductor (phase and neutral
conductors) and ground
L1
L2
L3
PEN
Between each active conductor and the PEN conductor
TN–S
• With or without consumer
• N – PE, separately
TN–C
• With or without consumer
• N – PE, together