Pilot Schemes - GE D60 Instruction Manual

5.7 CONTROL ELEMENTS
a) MAIN MENU

PATH: SETTINGS CONTROL ELEMENTS
 PILOT SCHEMES

5
This menu allows selecting and configuring protection signaling schemes. All schemes are available for single-pole tripping
applications and can be used with one, two, or four-bit communications channels. Choices of communications channel
include Remote Inputs/Outputs and telecommunications interfaces.
For more information, see the Theory of Operation and Application of Settings chapters
b) DIRECT UNDER-REACHING TRANSFER TRIP (DUTT)

PATH: SETTINGS CONTROL ELEMENTS
 DUTT SCHEME

5-320


PILOT SCHEMES

 DUTT SCHEME

 PUTT SCHEME
MESSAGE

 POTT SCHEME
MESSAGE

 POTT1 SCHEME
MESSAGE

 HYBRID POTT SCHEME
MESSAGE

 BLOCKING SCHEME
MESSAGE

 BLOCKING1 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
D60 Line Distance Protection System
See page 5–320.
See page 5–323.
See page 5–325.
See page 5–329.
See page 5–331.
See page 5–335.
See page 5–339.
See page 5–341.

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
5 SETTINGS
5.7.14 PILOT SCHEMES
GE Multilin