Bank Phase Undervoltage Settings - GE C70 Instruction Manual

9.4 SETTING EXAMPLE
The following setting values are programmed in the EnerVista UR Setup software.
Bank undervoltage protection is required to take bank out-of-service when the supply bus voltage is lost. The pickup setting
is specified as 0.7 pu with a time delay of 1 second, based on maximum fault clearing time. The bank undervoltage element
is blocked during VT fuse fail conditions.
The following setting values are programmed in the EnerVista UR Setup software.
9
9-20
×
59B delay (stage 1) 0.5 5 60
=
×
59B delay (stage 2) 0.5
=
×
59B delay (stage 3) 0.5 0.25
=
C70 Capacitor Bank Protection and Control System
9 APPLICATION OF SETTINGS
×
150 seconds
=
15 7.5 seconds
=
0.125 seconds
=

9.4.8 BANK PHASE UNDERVOLTAGE SETTINGS

(EQ 9.28)
GE Multilin