GE UR T60 - Page 326

5-188 T60 Transformer Protection System GE Multilin
5.6 GROUPED ELEMENTS 5 SETTINGS
5
d) PHASE INSTANTANEOUS OVERCURRENT (ANSI 50P)
PATH: SETTINGS  GROUPED ELEMENTS  SETTING GROUP 1(6)  PHASE CURRENT  PHASE IOC 1(12)
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. The phase instantaneous overcurrent timing
curves are shown below for form-A contacts in a 60 Hz system.
 PHASE IOC1

PHASE IOC1
FUNCTION: Disabled
Range: Disabled, Enabled
MESSAGE
PHASE IOC1 SIGNAL
SOURCE: SRC 1
Range: SRC 1, SRC 2, SRC 3, SRC 4, SRC 5, SRC 6
MESSAGE
PHASE IOC1
PICKUP: 1.000 pu
Range: 0.000 to 30.000 pu in steps of 0.001
MESSAGE
PHASE IOC1 PICKUP
DELAY: 0.00 s
Range: 0.00 to 600.00 s in steps of 0.01
MESSAGE
PHASE IOC1 RESET
DELAY: 0.00 s
Range: 0.00 to 600.00 s in steps of 0.01
MESSAGE
PHASE IOC1 BLOCK A:
Off
Range: FlexLogic™ operand
MESSAGE
PHASE IOC1 BLOCK B:
Off
Range: FlexLogic™ operand
MESSAGE
PHASE IOC1 BLOCK C:
Off
Range: FlexLogic™ operand
MESSAGE
PHASE IOC1
TARGET: Self-reset
Range: Self-reset, Latched, Disabled
MESSAGE
PHASE IOC1
EVENTS: Disabled
Range: Disabled, Enabled