Table 5-4 Recommended Cable Sizes - Toshiba G9000 Series Installation And Operation Manual

kVA Input Output
Capacity Voltage Voltage
300kVA 480V 480V
500kVA 480V 480V
650kVA 480V 480V
750kVA 480V 480V
*1 – The cables must be selected to be equal to the sizes listed in the table after accounting for site-specific conditions.
*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 40C.
*4 – All wiring to be in accordance with all applicable national and/or local electrical codes.
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Table 5–4 Recommended Cable Sizes
Input Side
Cable Torque
Size ft. lbs.
29-39
(5) x 250 kcmil (4) x 250 kcmil
ft. lbs.
29-39
(7) x 300 kcmil (6) x 300 kcmil
ft. lbs.
29-39
(7) x 300 kcmil (7) x 300 kcmil
ft. lbs.
29-39
(8) x 300 kcmil (7) x 300 kcmil
ft. lbs.
G9000 Series UPS 300-750kVA Installation and Operation Manual – 61480-017
Output Side
Cable Torque Cable
Size ft. lbs.
29-39
(4) x 250 kcmil
ft. lbs.
29-39
(6) x 300 kcmil
ft. lbs.
29-39
(7) x 300 kcmil
ft. lbs.
29-39
(7) x 300 kcmil
ft. lbs.
Bypass Side
Torque
Size ft. lbs.
29-39
(8) x 250 kcmil
ft. lbs.
29-39
(10) x 300 kcmil
ft. lbs.
29-39
(12) x 300 kcmil
ft. lbs.
29-39
(15) x 300 kcmil
ft. lbs.
DC Input Side
Cable Torque
Size ft. lbs.
29-39
ft. lbs.
29-39
ft. lbs.
29-39
ft. lbs.
29-39
ft. lbs.