Monitoring Elements - GE D30D00HCHF8AH6AM6BP8BX7A Instruction Manual

Ur series line distance protection system
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5 SETTINGS
a) MAIN MENU

PATH: SETTINGS
CONTROL ELEMENTS
 MONITORING
 ELEMENTS
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
b) BREAKER ARCING CURRENT

PATH: SETTINGS
CONTROL ELEMENTS
 BREAKER 1
 ARCING CURRENT
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
There is one breaker arcing current element available per CT bank, with a minimum of two elements. This element calcu-
lates an estimate of the per-phase wear on the breaker contacts by measuring and integrating the current squared passing
through the breaker contacts as an arc. These per-phase values are added to accumulated totals for each phase and com-
pared to a programmed threshold value. When the threshold is exceeded in any phase, the relay can set an output operand
to "1". The accumulated value for each phase can be displayed as an actual value.
GE Multilin


MONITORING ELEMENTS

 BREAKER 1
 ARCING CURRENT
 BREAKER 2
 ARCING CURRENT
 VT FUSE FAILURE 1
 VT FUSE FAILURE 2
 BROKEN CONDUCTOR 1
 BROKEN CONDUCTOR 2
 THERMAL OVERLOAD
 PROTECTION

MONITORING ELEMENTS
BKR 1 ARC AMP
FUNCTION: Disabled
BKR 1 ARC AMP
SOURCE: SRC 1
BKR 1 ARC AMP INT-A:
Off
BKR 1 ARC AMP INT-B:
Off
BKR 1 ARC AMP INT-C:
Off
BKR 1 ARC AMP
DELAY:
0.000 s
BKR 1 ARC AMP LIMIT:
1000 kA2-cyc
BKR 1 ARC AMP BLOCK:
Off
BKR 1 ARC AMP
TARGET: Self-reset
BKR 1 ARC AMP
EVENTS: Disabled
D30 Line Distance Protection System
5.7 CONTROL ELEMENTS
5.7.9 MONITORING ELEMENTS
See below.
See below.
See page 5–214.
See page 5–214.
See page 5–216.
See page 5–216.
See page 5–218.
BREAKER 1(2) ARCING CURRENT
Range: Disabled, Enabled
Range: SRC 1, SRC 2
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: 0.000 to 65.535 s in steps of 0.001
2
Range: 0 to 50000 kA
-cycle in steps of 1
Range: FlexLogic operand
Range: Self-reset, Latched, Disabled
Range: Disabled, Enabled
5
5-211

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