SECTION II
Installation
Page 2.9
BP+10-150
12/95
2.8 AC Power Connection
1.
Make sure that all circuit breakers and the battery DC
disconnect are open.
2.
Solderless compression type lugs are provided for cable connections.
All power connections to the UPS terminal blocks must be torqued in accordance
with the table below.
WARNING
Verify that power cabling is
de-energized before proceeding.
TIGHTENING TORQUE FOR PRESSURE WIRE CONNECTORS
Size of Wire Used
Torque Specification
AWG/kcmil
(mm
2
)
lb-in
(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)
3/0-4/0
(85.0-107.2)
250
(28.2)
250-350
(127-177)
325
(36.7)
400
(203)
325
(36.7)
500
(253)
375
(42.4)
3.
UPS Input Voltage Configuration.
Run cables for UPS input through the access panel of the UPS and connect
to terminal block as shown in installation drawings in this section.
a.
On a single input UPS, when input voltage equals output voltage
-
3-phase, 4-wire plus ground.
