a.c. voltage test

Test condition acc. to IEC 62053-21 for protective class II:
a) Apply 4 kV for 1 minute to the meter terminals while all terminals with 40 V or less are pulled to ground.
b) Apply 2 kV for 1 minute between circuits not intended to be connected together in service
No discharging or sparking is allowed.

Published by

Reinhard Günther

Reinhard Günther

more than 30 years experience in energy metering

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