ABB Relion 670 Series Applications Manual page 389

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Table of Contents

1MRK 505 370-UUS Rev. K

ANSI09000041 V1 EN-US

Figure 201: Single line diagram for generator application

In order to measure the active and reactive power as indicated in figure 201, it is necessary to do the

Set correctly all CT and VT data and phase angle reference channel PhaseAngleRef using PCM600

for analog input channels

Connect, in PCM600, measurement function to the generator CT & VT inputs

Set the setting parameters for relevant Measurement function as shown in the following table:

Table continues on next page

Busbar protection REB670

Application manual

230kV Busbar

General settings parameters for the Measurement function

Short description

Operation Off/On

Amplitude factor to scale power

calculations

Angle compensation for phase

shift between measured I & V

Selection of measured current

ANSI09000041-1-en.vsd

Function must be On

Typically no scaling is required

Typically no angle compensation is required. As well

here required direction of P & Q measurement is

towards protected object (as per IED internal default

Generator VTs are connected between phases (V-

Relion reb670