Negative Sequence Current - GE D30 Instruction Manual

5.6 GROUPED ELEMENTS
SETTING
GROUND IOC1
FUNCTION:
Enabled = 1
SETTING
GROUND IOC1
SOURCE:
IG
SETTING
GROUND IOC1
BLOCK:
Off = 0
a) MAIN MENU

PATH: SETTINGS GROUPED ELEMENTS
 NEGATIVE SEQUENCE
 CURRENT
5
For additional information on the negative sequence time overcurrent curves, refer to the Inverse Time Overcurrent Curves
section earlier.
5-192
SETTING
GROUND IOC1
PICKUP:
AND RUN
IG PICKUP
Figure 5–89: GROUND IOC1 SCHEME LOGIC

SETTING GROUP 1(6)
 NEG SEQ TOC1

 NEG SEQ TOC2
MESSAGE

 NEG SEQ IOC1
MESSAGE

 NEG SEQ IOC2
MESSAGE

 NEG SEQ DIR OC1
MESSAGE

 NEG SEQ DIR OC2
MESSAGE

D30 Line Distance Protection System
SETTINGS
GROUND IOC1 PICKUP
DELAY:
GROUND IOC1 RESET
DELAY:
t
PKP
t
RST

5.6.10 NEGATIVE SEQUENCE CURRENT


NEGATIVE SEQUENCE CURRENT
See page 5–192.
See page 5–192.
See page 5–194.
See page 5–194.
See page 5–195.
See page 5–195.
5 SETTINGS
FLEXLOGIC OPERANDS
GROUND IOC1 PKP
GROUND IOIC DPO
GROUND IOC1 OP
827037A5.VSD
GE Multilin