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Operate
Angle1(2)
Power1(2)
P
Q
en06000441.vsd
IEC06000441 V1 EN
Figure 62:
Underpower 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
Minimum recommended setting is 1.0% of S
N
. At the same time the minimum IED pickup
current shall be at least 9 mA secondary.
N
S
3 VBase IBase
=
×
×
EQUATION2047 V1 EN
(Equation 79)
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°. 0° should be used for generator low forward active power protection.
1MRK 511 286-UUS A
Section 6
Current protection
147
Application manual
Summary of Contents for REC650 ANSI
Page 1: ...Relion 650 series Bay control REC650 ANSI Application manual...
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Page 66: ...Section 3 1MRK 511 286 UUS A REC650 setting examples 60 Application manual...
Page 71: ...IED IED ANSI05000460 V2 EN 1MRK 511 286 UUS A Section 4 Analog inputs 65 Application manual...
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