Pilot Schemes - GE D60 Instruction Manual

5.7 CONTROL ELEMENTS
a) MAIN MENU

PATH: SETTINGS CONTROL ELEMENTS
 PILOT SCHEMES

This menu contains settings for selecting and configuring protection signaling schemes. All schemes are available for sin-
gle-pole tripping applications and can be used with one, two, or four-bit communications channels. Choices of communica-
5
tions channels include remote inputs/outputs and telecommunications interfaces.
b) DIRECT UNDER-REACHING TRANSFER TRIP (DUTT)

PATH: SETTINGS CONTROL ELEMENTS
 DUTT SCHEME

5-302


PILOT SCHEMES

 DUTT SCHEME

 PUTT SCHEME
MESSAGE

 POTT SCHEME
MESSAGE

 POTT1 SCHEME
MESSAGE

 HYBRID POTT SCHEME
MESSAGE

 BLOCKING SCHEME
MESSAGE

 DCUB SCHEME
MESSAGE


PILOT SCHEMES
DUTT SCHEME
FUNCTION: Disabled
DUTT SCHEME BLOCK:
MESSAGE
Off
DUTT SEAL-IN
MESSAGE
DELAY: 0.010 s
DUTT NO OF COMM
MESSAGE
BITS: 1
DUTT RX1:
MESSAGE
Off
DUTT RX2:
MESSAGE
Off
DUTT RX3:
MESSAGE
Off
DUTT RX4:
MESSAGE
Off
DUTT SCHEME TARGET:
MESSAGE
Self-Reset
DUTT SCHEME EVENTS:
MESSAGE
Disabled
D60 Line Distance Protection System
See page 5–302.
See page 5–305.
See page 5–307.
See page 5–311.
See page 5–313.
See page 5–317.
See page 5–321.

DUTT SCHEME
Range: Disabled, Enabled
Range: FlexLogic operand
Range: 0.000 to 65.535 s in steps of 0.001
Range: 1, 2, or 4
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: Self-Reset, Latched, Disabled
Range: Disabled, Enabled
5 SETTINGS
5.7.14 PILOT SCHEMES
GE Multilin