18 |Installation and Startup
Installing the Input and Ground Wires
Terminal Position
123
3Punch a hole in the terminal block cover for the input conduit using a Greenlee® punch or similar
device. The hole accommodates 3/4” or 1” IMC conduit.
4Pull the input wire through the conduit, leaving approximately 2 ft (0.5m) of exposed wire. Attach
a flexible metal fitting to the end of the conduit.
5Insert the conduit through the wiring access entry and attach the conduit fitting to the panel.
Strip 0.5” (1.5 cm) of insulation from the end of each incoming wire.
6Connect the input and ground wires to the terminal block according to Table 1.
Table 1. UPS Wiring Specifications
Wire Function Terminal
Position UPS Wire Function Terminal Wire
Size Rating* Tightening Torque
Input 1Input Ground
5.26–16 mm2
(10–6 AWG) 2.49 Nm (22 lb in)
2L2/Neutral In
3L1 In
* Use a minimum:
S10 AWG for equipment grounding wire, 75_C copper wire minimum
S8 AWG for input line and neutral wires, 75_C copper wire minimum
7Replace the terminal block cover.