Repair - ABB REU 610 Operator's Manual

1MRS755971
7.
Voltage Relay
Operator's Manual - ANSI Version

Repair

If the relay fails in operation or if the operating values differ remarkably from
the specified values, the relay is to be given a proper service.
All major measures involving overhaul of electronics are to be
taken by the manufacturer.
Contact the manufacturer or the nearest representative for further information
on checking, service and re-calibration of the relay.
When contacting ABB for ordering repair services, give a
description of the fault and state the fault code, if applicable.
REU 610
57