TOSHIBA
6F3H1048
Table 8.2
Recom mended Cable Size and Tightening Torque for 225kVA UPS
The tightening torque must be greater than 90 percent of the recommended torque.
Cable Size and Tightening Torque for 225kVA UPS
(Only copper wires allowed)
Block Number
Cable Size
Tightening Torque
1
300MCM
or larger
500 in-Ibs
2
300MCM
or larger
500 in-Ibs
3
300MCM
or larger
500 in-Ibs
4
300MCM
or larger
500 in-Ibs
5
300MCM
or larger
500 in-Ibs
6
300MCM
or larger
500 in-Ibs
7
300MCM
or larger
500 in-Ibs
8
300MCM
or larger
500 in-Ibs
9
300MCM
or larger
500 in-Ibs
10
300MCM
or larger
500 in-Ibs
11
300MCM
or larger
500 in-Ibs
12
Two 300MCM
or larger
500 in-Ibs
13
Two 300MCM
or larger
500 in-Ibs
NOTE: Maximum cable size is 500MCM
3 cable knockout plates are provided at bottom of the 150/225kVA UPS. Holes are
recommended in Figure 8.3. The 5 holes must be punched by the installing electrical
contractor.
0.8"
.------------ Plate #1
-------------. +----------
Plate #2
-----------.
Plate #3
r-----------------
----------------
I
4" Dia.
I
1+
:
________
i��
______________________ _
AC I nput
Bypass
AC Output
Battery
Control
Wires
3 solid rectangles show the cable knockout plates' outline. The dashed rectangle
shows the U PS opening under the plates.
Figure 8.3
Cable knockout plates at the bottom (1 50
&
225kVA)
- 20 -
2" Dia.
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