Page 4
Infinity S_Dual V_old_QSG
Version 4.0
© 2021 ABB. All rights reserved.
Step 2 –
Connect Chassis and DC Reference (CO) Ground
Chassis Ground lug
-
#10 or
1/4”
on
5/8”
centers (not provided).
Minimum 10 AWG recommended.
Torque to 10
-
32 screws to 30 in
-
lb (3.4 Nm) –
5/16”
Socket.
DC reference ground lug
-
5/16”
or
3/8”
on
1”
centers (not provided).
Torque to 160 in
-
lb.
Note:
If connecting chassis ground to frame surface remove non
-
conductive frame coating and apply
antioxidant for connection.
Tools required:
•
Cable Crimpers
•
Torque wrench (0
-
240 in
-
lb / 28 Nm)
•
5/16,” 7/16”
and
1/2”
nut drivers
•
Screw Drivers
•
Screw Drivers (#1 Flat & #2 Phillips)
•
Wire cutters and strippers
Step 1 –
Mount the System
Mount the system with a minimum gap of 3 inches behind the system to allow proper airflow.
1.
Attach the system to the frame using a minimum of twelve (six on each side) 12
-
24 screws (provided).
Torque to 35 in
-
lb (7.3 Nm)
-
5/16”
socket.
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