Neutral Current - GE G60 Instruction Manual

5 SETTINGS
SETTING
PHASE DIR 1
FUNCTION:
Disabled=0
Enabled=1
SETTING
AND
PHASE DIR 1
BLOCK:
Off=0
SETTING
PHASE DIR 1 SOURCE: I 0.05 pu
IA
Seq=ABC Seq=ACB
SETTING
VBC VCB
PHASE DIR 1 POL V
THRESHOLD:
-Use V when V
-Use V memory when
V < Min
V MINIMUM
SETTING
PHASE DIR 1 BLOCK OC
WHEN V MEM EXP:
No
Yes
PHASE B LOGIC SIMILAR TO PHASE A
PHASE C LOGIC SIMILAR TO PHASE A
a) MAIN MENU
"
PATH: SETTINGS GROUPED ELEMENTS

# NEUTRAL CURRENT

#
MESSAGE
MESSAGE
MESSAGE
GE Multilin
Min
MEMORY TIMER
1 cycle
1 sec
USE ACTUAL VOLTAGE
USE MEMORIZED VOLTAGE
Figure 5–58: PHASE DIRECTIONAL SCHEME LOGIC
!
SETTING GROUP 1(6)
# NEUTRAL TOC1
#
# NEUTRAL IOC1
#
# NEUTRAL
# DIRECTIONAL OC1
# NEUTRAL
# DIRECTIONAL OC2
G60 Generator Management Relay
SETTING
PHASE DIR 1 ECA:
AND RUN
0
Vpol
1
AND
!"
NEUTRAL CURRENT
See page 5–100.
See page 5–101.
See page 5–102.
See page 5–102.
5.5 GROUPED ELEMENTS
FLEXLOGIC OPERAND
OR PH DIR1 BLK
FLEXLOGIC OPERAND
PH DIR1 BLK A
OR
FLEXLOGIC OPERAND
PH DIR1 BLK B
FLEXLOGIC OPERAND
PH DIR1 BLK C
827078A6.CDR
5.5.7 NEUTRAL CURRENT
5-99
5