ABB RES670 Applications Manual page 175

1MRK 511 407-UEN C
Phasor measurement unit RES670 2.2 IEC
Application manual
IEC06000440 V1 EN-US
Figure 69: Overpower mode
The setting Power1(2) gives the power component pick up value in the Angle1(2)
direction. The setting is given in p.u. of the generator rated power, see equation 78.
Minimum recommended setting is 0.2% of S
the IED are used.
= × ×
S 3 UBase IBase
N
EQUATION1708 V1 EN-US
The setting Angle1(2) gives the characteristic angle giving maximum sensitivity of
the power 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.
Q
Operate
Power1(2)
Angle1(2)
when metering class CT inputs into
N
Section 8
Current protection
P
en06000440.vsd
(Equation 78)
169