GE GEK-106273L Instruction Manual page 129

RELAY COMMISSIONING
NOTE: Do not test insulation on terminals B12, A12 and B11 (RS485)
In case of using AC voltage for the activation of digital inputs, and having connected the inputs common
(A10) with the ground terminal, it is necessary to remove this connection before testing insulation on group
3.
9.4 WIRING AND NECESSARY EQUIPMENT
Necessary equipment:
• 1 AC current source.
• 1 DC voltage power supply.
• 1 Stop-watch.
• 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 9.1.
For safety reasons, the external protection earth terminal should be securely grounded.
Supply the unit through terminals A1 and A2 at the rated DC voltage.
Figure 9-1 TEST CONNECTIONS FOR MIF RELAY
9-2 MIF Digital Feeder Protection GEK-106273L