ABB RELION REX640 Technical Manual page 270

Protection and control

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Table of Contents

Basic functions

Energy meter

Figure 151: Typical application of PCGAPC

PCGAPC can also be used as a general-purpose counter.

PCGAPC Input signals

Table 251: PCGAPC Input signals

FREEZE_COUNT

PCGAPC Output signals

Table 252: PCGAPC Output signals

Impulse ratio =

10 impulses/MWh

FREEZE_COUNT

Unit selection = Active Energy

Impulse ratio = 10

Impulse ratio prefix = Mega

1MRS759142 F

Communication

Connect binary input

channel for counting

Initiates an additional

pulse counter reading

Resets pulse counter

Freeze counting of

pulse available at in-

Scaled value is updated

Counter reaches saturation

limit and cannot count fur-

Technical Manual