8.4 WIRING AND NECESSARY EQUIPMENT
8.4WIRING AND NECESSARY EQUIPMENT
Necessary equipment:
•
1 AC current source.
•
1 DC voltage power supply.
•
1 timing device.
•
1 Multi-meter.
Optionally, it is advisable to have a PC available, with the ENERVISTA MII SETUP software installed.
Relay wiring diagram.
Connect the relay as shown in Figure 8–1:
For safety reasons, the external protection earth terminal should be securely grounded.
Supply the unit through terminals H1 and H2 at the rated DC voltage.
MIB
Phase
MIH Module
X
A
C1
B
C3
C
C5
NOTE: Terminals for current injection
8
8-4
H1
H2
H5
H6
Y
C2
C4
C6
Figure 8–1: TEST CONNECTIONS FOR
MIB High Impedance Bus Differntial Relay
8 RELAY COMMISSIONING
MIB
RELAY
Iac
GEK-106426B
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