Toshiba G8000 Series operation manual Recommended Cable Size and Tightening Torque for 225kVA UPS

Table 2 Recommended 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	Two 2/0 or larger	5.8 kG-m (500 in-lbs)
2	Two 2/0 or larger	5.8 kG-m (500 in-lbs)
3	Two 2/0 or larger	5.8 kG-m (500 in-lbs)
4	Two 2/0 or larger	5.8 kG-m (500 in-lbs)
5	Two 2/0 or larger	5.8 kG-m (500 in-lbs)
6	Two 2/0 or larger	5.8 kG-m (500 in-lbs)
7	Two 2/0 or larger	5.8 kG-m (500 in-lbs)
8	Two 2/0 or larger	5.8 kG-m (500 in-lbs)
9	Two 2/0 or larger	5.8 kG-m (500 in-lbs)
10	Two 2/0 or larger	5.8 kG-m (500 in-lbs)
11	Two 2/0 or larger	5.8 kG-m (500 in-lbs)
12	Two 4/0 or larger	5.8 kG-m (500 in-lbs)
13	Two 4/0 or larger	5.8 kG-m (500 in-lbs)

NOTE: Maximum cable size is 350MCM.

*Two battery strings (consult factory if using one battery string).

Three cable knockout plates are provided at bottom of the 150/225kVA UPS. Holes are recommended in Figure 6. The installing electrical contractor must punch the 5 holes.

0.8”

Plate #1 Plate #2 Plate #3

4” Dia.

0.4”

AC Input	Bypass	AC Output	Battery	Control
				Wires

2” Dia.

3 solid rectangles show the cable knockout plates’ outline. The dashed rectangle shows the UPS opening under the plates.

Figure 6 - Cable knockout plates at the bottom (150 and 225kVA).

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