Installation manual

SPDU Installation
SPDU Installation Manual 19
Torque values. Because various types of breakers are used in these assemblies, consult the breaker
nameplate for actual torque values based on wire sizes.
• Main and sub-feed breakers (in-lbs):
• Panel board breakers (in-lbs):
Wire
size
AWG
No. of
wires
Slotted head screw Socket head screw
Over 1/4” slot length 1/4” & less slot length 3/16” socket 5/32” socket
14-10 1 35 20
8 1 40 25
6 1 45 35 120 100
4 1 45 35 120 100
3 1 50 35 120 100
2 1 50 40 120 100
1 1 50 120 100
1/0 1 50 120 100
2/0 1 50 120 100
3/0 1 50 120 100
4/0 1 50 120 100
Wire size AWG No. of wires Torque (in-lbs)
14 - 10 1 20
8125
6 - 4 1 27
3 - 1/0 1 45