GE MFAC 14 User Manual

Temporary short circuit
Generator
Isolating
links
A
B
C
V 87 87 87
87 Generator differential relay
V
V oltmeter
Figure 5 Testing sensitivity of generator differential protection using generator to supply
primary current.
Generator
Isolating
links
Temporary short circuit
A
B
C
A2 A2 A2
87 87 87
87 Generator differential relay
A2
Ammeter
Figure 6 Checking stability of generator differential protection.
17

GE MFAC 14 Specifications

General

Brand	GE
Model	MFAC 14
Category	Relays
Language	English