Installing the Input and Ground Wires
3
Punch a hole in the terminal block cover for the input conduit using a Greenlee
device. The hole accommodates 3/4" or 1" IMC conduit.
4
Pull 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.
5
Insert 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.
6
Connect the input and ground wires to the terminal block according to Table 1.
Table 1. UPS Wiring Specifications
Wire Function
Input
* Use a minimum:
S 10 AWG for equipment grounding wire, 75_C copper wire minimum
S 8 AWG for input line and neutral wires, 75_C copper wire minimum
7
Replace the terminal block cover.
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18
Installation and Startup
Terminal Position
1
Terminal
UPS Wire Function
Position
1
Input Ground
2
L2/Neutral In
3
2
3
Terminal Wire
Size Rating*
5.26–16 mm
(10–6 AWG)
L1 In
®
punch or similar
Tightening Torque
2
2.49 Nm (22 lb in)