ABB Relion 650 Series Installation Manual page 39

1MRK 514 014-UUS A
GUID-C75F6FD4-485D-464D-B7B0-55FD1AA608E9-ANSI V1 EN-US
Figure 13:
2. Connect the ground lead to the ground bar.
3. Thread the copper cable on the protective ground pin.
4. Tighten the nut on the protective ground pin.
5. Support the ground lead so that it cannot break or weaken.
Observe the situations for mechanical, chemical or electrochemical reasons.
650 series
Installation manual
The protective ground pin is located below connector X102 on the 6U half
19" case
Ground IED must have its own ground lead connected to the ground circuit
connector.
© Copyright 2011 ABB. All rights reserved
Section 6
Connecting
33