GE Multilin g60 Instruction Manual page 317

Ur series generator protection system

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Table of Contents

d) PHASE INSTANTANEOUS OVERCURRENT (ANSI 50P)

PATH: SETTINGS

GROUPED ELEMENTS

 PHASE IOC1

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.

SETTING GROUP 1(6)

PHASE CURRENT

FUNCTION: Disabled

PHASE IOC1 SIGNAL

SOURCE: SRC 1

PHASE IOC1 PICKUP

PHASE IOC1 RESET

PHASE IOC1 BLOCK A:

PHASE IOC1 BLOCK B:

PHASE IOC1 BLOCK C:

TARGET: Self-reset

EVENTS: Disabled

G60 Generator Protection System

5.6 GROUPED ELEMENTS

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: FlexLogic™ operand

Range: Self-reset, Latched, Disabled

Range: Disabled, Enabled