GE L90 Instruction Manual page 205

5 SETTINGS
d) PHASE INSTANTANEOUS OVERCURRENT (ANSI 50P)
!"
PATH: SETTINGS GROUPED ELEMENTS
# PHASE IOC1
#
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
The phase instantaneous overcurrent element may be used as an instantaneous element with no intentional delay or as a
Definite Time element. The input current is the fundamental phasor magnitude.
SETTING
PHASE IOC1
FUNCTION:
Enabled = 1
Disabled = 0
SETTING
PHASE IOC1
SOURCE:
IA
IB
IC
SETTING
PHASE IOC1
BLOCK-A:
Off = 0
SETTING
PHASE IOC1
BLOCK-B:
Off = 0
SETTING
PHASE IOC1
BLOCK-C:
Off = 0
GE Multilin
!
SETTING GROUP 1(6)
PHASE IOC1
FUNCTION: Disabled
PHASE IOC1 SIGNAL
SOURCE: SRC 1
PHASE IOC1
PICKUP: 1.000 pu
PHASE IOC1 PICKUP
DELAY: 0.00 s
PHASE IOC1 RESET
DELAY: 0.00 s
PHASE IOC1 BLOCK A:
Off
PHASE IOC1 BLOCK B:
Off
PHASE IOC1 BLOCK C:
Off
PHASE IOC1
TARGET: Self-reset
PHASE IOC1
EVENTS: Disabled
SETTING SETTINGS
PHASE IOC1 PHASE IOC1
PICKUP: PICKUPDELAY:
PHASE IOC1 RESET
AND RUN
DELAY:
IA ≥ PICKUP
t
PKP
t
AND RUN
RST
t
IB ≥ PICKUP
PKP
t
RST
AND RUN
t
PKP
IC ≥ PICKUP
t
RST
Figure 5–67: PHASE IOC1 SCHEME LOGIC
L90 Line Differential Relay
5.5 GROUPED ELEMENTS
! !
PHASE CURRENT PHASE IOC 1(2)
Range: Disabled, Enabled
Range: SRC 1, SRC 2, SRC 3, SRC 4
Range: 0.000 to 30.000 pu in steps of 0.001
Range: 0.00 to 600.00 s in steps of 0.01
Range: 0.00 to 600.00 s in steps of 0.01
Range: FlexLogic™ operand
Range: FlexLogic™ operand
Range: FlexLogic™ operand
Range: Self-reset, Latched, Disabled
Range: Disabled, Enabled
OR
OR
AND
5
FLEXLOGIC
OPERANDS
PHASE IOC1 A PKP
PHASE IOC1 A DPO
PHASE IOC1 B PKP
PHASE IOC1 B DPO
PHASE IOC1 C PKP
PHASE IOC1 C DPO
PHASE IOC1 A OP
PHASE IOC1 B OP
PHASE IOC1 C OP
PHASE IOC1 PKP
PHASE IOC1 OP
PHASE IOC1 DPO
827033A6.VSD
5-115