enphase IQ System Controller 3M Quick Install Manual page 25

Section C - Wiring
Main/supply side wiring
The main wiring is the final step in the installation process.
When using a back-fed breaker in the
electrical panel
When using the Eaton CSR main breaker
WARNING: Tighten the Hex nut and recheck the
torque (48 lb. in) before every wire installation.
IQ System Controller 3M quick install guide
300 kcmil-2 AWG
1/4"
AW G TO R Q U E ( L B . I N )
300 kcmil-2 250
300 kcmil-6 AWG
3/8"
AW G TO R Q U E ( L B . I N )
300 kcmil-6 275
N E U T R A L A N D G R O U N D C O N N E C T I O N S
Neutral and ground bar – large holes
Neutral and ground bar – small holes
Neutral lugs
300 kcmil-14 AWG
1/0-14 AWG
300 kcmil-14 AWG
1/0-14 AWG
AW G TO R Q U E ( L B . I N )
1/0–3 50
4–6 45
8 40
10–14 35
6–8 25
10–14 15
300 kcmil–6 275
5/16"–24 UNF
#10–32 UNF
3/8
"
25