Toshiba Uninterruptible Power System G9000 - Manual (Page 59)

G9000 Installation and Operation Manual 49
TABLE 3.4 Recommended Cable Sizes
Input Side Output Side Bypass Side DC Input Side
kVA
Capacity
Input
Voltage
Output
Voltage
Cable
Size
Torque
ft. lbs
Cable
Size
Torque
ft. lbs
Cable
Size
Torque
ft. lbs
Cable
Size
Torque
ft. lbs
80kVA 480V 480V
1 AWG –
1/0 AWG 17-22
ft. lbs
1 AWG –
1/0 AWG 17-22
ft. lbs
1 AWG –
1/0 AWG 17-22
ft. lbs
3/0 AWG –
4/0 AWG
17-22
ft. lbs
100kVA 480V 480V
2/0 AWG –
3/0 AWG
17-22
ft. lbs
2/0 AWG –
3/0 AWG
17-22
ft. lbs
2/0 AWG –
3/0 AWG
17-22
ft. lbs
(2) x 1 AWG –
(2) x 2/0 AWG 17-22
ft. lbs
160kVA 480V 480V
250 MCM –
300 MCM
17-22
ft. lbs
250 MCM –
300 MCM
17-22
ft. lbs
250 MCM –
300 MCM
17-22
ft. lbs
(2) x 3/0 AWG –
(2) x 250 MCM
17-22
ft. lbs
225kVA 480V 480V
500 MCM –
(2) x 250 MCM
17-22
ft. lbs
500 MCM –
(2) x 250 MCM
17-22
ft. lbs
500 MCM –
(2) x 250 MCM
17-22
ft. lbs
(2) x 350 MCM –
(2) x 400 MCM
17-22
ft. lbs
300kVA 480V 480V
(2) x 250 MCM –
(2) x 300 MCM
29-39
ft. lbs
(2) x 250 MCM –
(2) x 300 MCM
29-39
ft. lbs
(2) x 250 MCM –
(2) x 300 MCM
29-39
ft. lbs
(3) x 300 MCM –
(3) x 350 MCM
29-39
ft. lbs
500kVA 480V 480V
(3) x 300 MCM –
(3) x 350 MCM
29-39
ft. lbs
(3) x 300 MCM –
(3) x 350 MCM
29-39
ft. lbs
(3) x 300 MCM –
(3) x 350 MCM
29-39
ft. lbs
(4) x 500 MCM –
(5) x 300 MCM
29-39
ft. lbs
750kVA 480V 480V
(4) x 350 MCM –
(5) x 250 MCM
29-39
ft. lbs
(4) x 350 MCM –
(5) x 250 MCM
29-39
ft. lbs
(4) x 350 MCM –
(5) x 250 MCM
29-39
ft. lbs
(6) x 400 MCM –
(6) x 500 MCM
29-39
ft. lbs
*1 – The cables must be selected to be equal to the sizes listed in the table.
*2 – Voltage drop across power cables not to exceed 2% of nominal source voltage.
*3 – Allowable ampere-capacities based on 75
°C insulated copper conductor at ambient temperature of 30 °C.
*4 – All wiring to be in accordance with all applicable national and/or local electrical codes.