GE Multilin F650, Instruction Manual

Page: 709 / 1046

CHAPTER 10: COMMISSIONING 10.13 DIRECTIONAL ELEMENTS (67P, 67N, 67G, 67SG)
GEK-106310-AF F650 DIGITAL BAY CONTROLLER 10-15
Apply the following tests:
10.13.3 67G element
Activate only protection elements 50G and 67G and set the relay as follows:
Configure one of the outputs to be activated only by unit 50G.
Apply the following tests:
10.13.4 67SG element
Activate only protection elements 50SG and 67SG and set the relay as follows:
Elements Phase under test Polarization Phase Element trip
Channel Magnitude Channel Magnitude
Mod Arg Mod Arg
50N/67N IA 2 A 0º VI 60 V 0º NO
60 V 180º YES
IB 0 A 0º VII 0 V 0º
IC 0 A 0º VIII 0 V 0º
67G Settings 50G Settings
Function ENABLED Function ENABLED
MTA -45 Deg Input PHASOR (DFT)
Direction FORWARD Pickup Level 0.50 A
Polarization VO Trip Delay 0.30
Block Logic PERMISSION Reset Delay 0.00
Pol V Threshold 10 V
Elements Phase under test Polarization Phase Element trip
Channel Magnitude Channel Magnitude
Mod Arg Mod Arg
50G/67G IG 2 A 0º VI 60V 0º NO
60V 180º YES
VII 0º
VIII 0º
67SG Settings 50SG Settings
Function ENABLED Function ENABLED
MTA -45 Deg Input PHASOR (DFT)
Direction FORWARD Pickup Level 0.50 A
Polarization VO Trip Delay 0.30
Block Logic PERMISSION Reset Delay 0.00