Table 3.4 Recommended Cable Sizes - Mitsubishi Electric 9900CX SERIES Owner Technical Manual

kVA Input Output
Capacity Voltage Voltage
1050kVA 480V 480V
1400kVA 480V 480V
1750kVA 480V 480V
2100kVA 480V 480V
*1 – Use 75 degree C copper wire.
*2 - The cables must be selected to be equal or larger to the sizes listed in the table.
*3 - Voltage drop across power cables not to exceed 2% of nominal source voltage.
*4 - Allowable ampere-capacities based on copper conductors with 75 degree C. insulation at ambient temperature of 40 degree C.
Recommended Hardware
Table 3.5
UPS Capacity Bolt size
1050kVA M12 x 40mm
1400kVA M12 x 40mm
1750kVA M12 x 40mm
2100kVA M12 x 40mm
OWNERS / TECHNICAL MANUAL

Table 3.4 Recommended Cable Sizes

Input Side
Cable Torque
Size in. lbs
347 - 469
6 x 500MCM 6 x 500MCM
in. lbs
347 - 469
6 x 500MCM 6 x 500MCM
in. lbs
347 - 469
7 x 500MCM 7 x 500MCM
in. lbs
347 - 469
9 x 500MCM 9 x 500MCM
in. lbs
Split
Flat washer
lockwasher
size
size
M12 M12
M12 M12
M12 M12
M12 M12
MITSUBISHI ELECTRIC 9900CX SERIES UPS
9900CX SERIES UPS
Output Side
Cable Torque Cable
Size in. lbs Size
347 - 469
6 x 500MCM
in. lbs
347 - 469
6 x 500MCM
in. lbs
347 - 469
7 x 500MCM
in. lbs
347 - 469
9 x 500MCM
in. lbs
Nut size
M12
M12
M12
M12
Page Number:
3-4
Bypass Side DC Input Side
Torque Cable
in. lbs Size
347 - 469
10 x 500MCM
in. lbs
347 - 469
11 x 500MCM
in. lbs
347 - 469
12 x 500MCM
in. lbs
347 - 469
14 x 500MCM
in. lbs
Torque
in. lbs
347 - 469
in. lbs
347 - 469
in. lbs
347 - 469
in. lbs
347 - 469
in. lbs