ABB REL670 2.2 IEC - Page 530

Operate
Angle1(2)
Power1(2)
P
Q
en06000440.vsd
IEC06000440 V1 EN-US
Figure 284: 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 507.
Minimum recommended setting is 0.2% of S
N
when metering class CT inputs into
the IED are used.
3
N
S UBase IBase= × ×
EQUATION1708 V1 EN-US
(Equation 507)
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.
Section 9 1MRK 506 369-UEN B
Current protection
524 Line distance protection REL670 2.2 IEC
Application manual