30
UMG 104
c
m
Important!
Voltages above 300 VAC to earth
must be connected via voltage
transformers.
Measuring-circuit voltages and
currents must originate from the same
system.
Fig. 31.1 Connection examples for voltage measurement in “three-phase 4-conductor systems”.
(Connection option 0, see page 51)
Fig. 31.2 Connection examples for voltage measurement in “three-phase 3-conductor systems”.
(Connection option 1, see page 51)
Voltage
Voltage
Voltage
Voltage
Voltage
Summary of Contents for UMG 104
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