GE Industrial Solutions H5692448 Power Systems Infinity M1 (NE-M) - Manual (Page 20)

NE-M Installation Guide H5692448
CC848815325 r06 May 2013 20
Battery or Battery Stand Mounted Frame
If required by local code or practice, battery or battery stand mounted frames may be grounded to the frame or chassis
of the other equipment. Select a Frame Ground landing at the side of the frame and clean.
Step Action
1
Secure Frame Ground connection with provided
hardware:
(2) ¼-20 x ¾” HH Bolt
(2) ¼-inch lock washer
(2) ¼-inch flat washer
If required by local code or practice, treat with an
oxidation inhibitor such as NO-OX.
Torque to 65 in-lb - 7/16” socket.
Note: Lug landings are 1/4” on 5/8” centers.
Figure 18 Ground Short Frame
Connect Central Office Ground (COG)
Step Action
1
Secure COG connection with provided hardware:
(2) 3/8-16 nut
(2) 3/8-inch lock washer
(2) 3/8-inch flat washer
If required by local code or practice, treat with an
oxidation inhibitor such as NO-OX.
Torque to 240 in-lb - 9/16” socket.
Figure 19 CO Ground Landing
Note: Lug landings are 3/8” on 1” centers.