Section II
Installation
Page 2.3
BP
II S, 3.00
08/96
2.3 AC Power Connection
1. Make sure that all switches/circuit breakers, including the Battery Circuit
Breaker, are open.
WARNING
Verify that power cabling is de-energized before proceeding.
2. All power connections to the UPS terminal blocks must be torqued in accordance
with the table below.
TIGHTENING TORQUE FOR PRESSURE WIRE CONNECTORS
Size of Wire Used
Torque Specification
AWG/kcmil
(mm
2
)
in-lb
(N–m)
6–4
(13.3–21.2)
110
(12.4)
3
(26.7)
150
(16.9)
2
(33.6)
150
(16.9)
1
(42.4)
150
(16.9)
1/0–2/0
(53.5–67.4)
180
(20.3)
3. Referring to the installation drawings in this section, connect UPS output
terminals to the equipment to be protected, running the cables out through the
conduit holes or access plate.
4. Run cables for UPS input through the conduit holes and connect to terminal block
as shown in installation drawings in this section. See notes on installation
drawings for single input or dual input installations.
5. Replace the panel over the terminal block.
