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14
1600XP Series Installation and Operation Manual
Wire Size and Tightening Torque
Use the following table to select the recommended wire size and terminal lug tightening torque for I/O
wire connections. Use 90 °C copper conductors for all Input, Output, and Ground wiring.
Item
Terminal
Number
Cable Size - AWG
Tightening
Torque
lb.-in. (N•m)
3.6
kVA
6 kVA 8 kVA 10 kVA 14-18 kVA 22 kVA
AC Input Lines 1 and 2 10 (8) 8 (8)
8 (1/0) 6 (1/0)
4 (1/0) 1 (1/0) 14.2 (1.56)
AC Output Lines 4, 5, and 7 12 (8) 10 (8)
8 (1/0) 6 (1/0)
4 (1/0) 1 (1/0) 14.2 (1.56)
AC Output Neutral 6 12 (8) 10 (8)
8 (1/0) 6 (1/0) 4 (1/0))
1 (1/0) 14.2 (1.56)
Ground 3 and 8 12 (8) 10 (8)
8 (1/0) 6 (1/0) 4 (1/0))
1 (1/0) 14.2 (1.56)
EPO Switch 14 and 15 16 16 16 16 16 16 9.0 (0.99)
Remote Switch 16 and 17 16 16 16 16 16 16 9.0 (0.99)
Note: Wire size is presented as the recommended size followed by a bold number in () that is the maximum wire
size the terminal block can accommodate. See page 64 for knock-out hole sizes on the back of each model.