3~ Time Over/undervoltage relay

745181

Description

Digital measuring relay for the supervision of 2-, 3- and 4-leading nets on inadmissible about or undervoltages (earth fault) with phases result supervision (ANSI 27 and 59).
With RS485 interface.

Technical data

Nominal voltage V_n: 100,110, 230, 400 V AC (Line-to-line)
Nominal frequency f_N: 35 – 66 Hz
Auxiliary voltage V_V: 36-520 V AC (f = 35-78 Hz) or 50-750 V DC/4 W

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3~ Time Over/undervoltage relay

Description

Technical data

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