Function Block - ABB Relion Technical Manual

Generator protection

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1MRK 502 048-UUS A

Technical manual

single voltage input transformer fed from a broken delta or neutral point voltage

transformer.

ROV2PTOV (59N) has two voltage steps, where step 1 can be set as inverse or definite

time delayed. Step 2 is always definite time delayed.

Function block

ROV2PTOV (59N)

ANSI09000273_1_en.vsd

ANSI09000273 V1 EN

ROV2PTOV (59N) function block

ROV2PTOV (59N) Input signals

ROV2PTOV (59N) Output signals

Three phase group signal for voltage inputs

Block of function

Block of step 1

Block of step 2

Common trip signal

Trip signal from step 1

Trip signal from step 2

General pickup signal

Start signal from step 1

Start signal from step 2

Voltage protection

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650 series Reg650 ansi