ABB Relion 670 Series Applications Manual page 207

1MRK 511 401-UUS F
IEC06000440 V1 EN-US
Figure 94: Overpower mode
The setting
setting is given in p.u. of the generator rated power, see equation 91.
Minimum recommended setting is 0.2% of S
=
S 3 VBase IBase
N
EQUATION2047 V1 EN-US
The setting
protection function. The setting is given in degrees. For active power the set angle should be 0° or
180°. 180° should be used for generator reverse power protection.
Bay control REC670
Application manual
Q
Power1(2)
Angle1(2)
Power1(2) gives the power component pick up value in the Angle1(2) direction. The
× ×
Angle1(2) gives the characteristic angle giving maximum sensitivity of the power
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Operate
P
en06000440.vsd
when metering class CT inputs into the IED are used.
N
Section 8
Current protection
(Equation 91)
201