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Technical Data

Width: 45 mm
Operate delay: Yes
1- / 3-phase: 3
Nominal voltage max.: 3/N AC 500/290 V
Auxiliary voltage: Without
Output contacts: 1 C/O contact, 2 C/O contacts
Enclosure design: Switch cabinet
Type: AA 9943


The undervoltage relays BA 9043 and AA 9973 of the VARIMETER series monitor 3-phase AC networks. The measurement is very simple and without extensive wiring as there is no auxiliary power supply necessary. The adjustment of the setting values is user friendly and done on 2 rotary switches on the front of the device.

Datasheet: Click here

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