Phase Current Measurement Cmmxu - ABB Relion Technical Manual

Generator protection

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Phase current measurement CMMXU

Identification

Function description

Phase current measurement

Function block

The available function blocks of an IED are depending on the actual hardware (TRM) and

the logic configuration made in PCM600.

ANSI08000225-1-en.vsd

ANSI08000225 V1 EN

CMMXU function block

CMMXU Input signals

Values (Range)

identification

SYMBOL-SS V1 EN

Three phase group signal for current inputs

1MRK 502 048-UUS A

Power factor magnitude of

deadband value

Calculated voltage magnitude

of deadband value

Calculated current magnitude

of deadband value

System frequency magnitude

of deadband value

ANSI/IEEE C37.2

device number

Technical manual

Table of Contents

650 series Reg650 ansi