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4.1.3
Recommended Wire Size and Torque Requirements
UPS Input and Output Terminals
Minimum Wire Size and Torque Requirements
UPS Input and Output Terminals 15/25/30 kVA
(USE MINIMUM 75 °C INSULATED COPPER WIRING)
Phase: (A) (B) (C)
Input: (H1) (H2) (H3)
208 V
220 V
240 V
380 V
400 V
415 V
480 V
600 V
All wire sizes are per the NEC. Maximum Wire Size is 2 AWG.
AWG
Output:
(L1)-
(L1) (L2) (L3) (N)
(L3)
120/208 V
8
127/220 V
8
240 V
8
220/380 V
10
230/400 V
10
240/415 V
10
277/480 V
10
600 V
10
Neutral Conductors are rated @ 1.73 or 200% of phase conductors, per NEC. Maximum Wire Size is 2
AWG.
Input/ Output (GND)
(G)
Maximum Wire Size is 2 AWG.
UPS Optional Separate Bypass Input "TB4" 15 / 25kVA
(USE MINIMUM 75 °C INSULATED COPPER WIRING)
Phase: (A) (B) (C)
Input: (H1) (H2) (H3)
208 V
220 V
240 V
380 V
400 V
415 V
480 V
600 V
Maximum Wire Size is 2 AWG.
4200FA CT/XT User's Manual
TOSHIBA
15 kVA
AWG
Torque
AWG
8
51 in-lbs.
4
8
51 in-lbs.
4
8
51 in-lbs.
4
10
35 in-lbs.
8
10
35 in-lbs.
8
10
35 in-lbs.
8
10
35 in-lbs.
8
10
35 in-lbs.
10
15 kVA
Torque
AWG
(inch-lbs.)
(N)
(L1)-(L3)
(N)
4
51
51
4
51
51
N/A
51
N/A
8
35
51
8
35
51
8
35
51
8
35
51
N/A
35
N/A
15 kVA
AWG
Torque
AWG
10
35 in-lbs.
8
Minimum Wire Size and Torque Requirements
15 kVA
AWG
Torque
8
51 in-lbs.
8
51 in-lbs.
8
51 in-lbs.
10
35 in-lbs.
10
35 in-lbs.
10
35 in-lbs.
10
35 in-lbs.
10
35 in-lbs.
25 kVA
30 kVA
Torque
AWG
51 in-lbs.
2
51 in-lbs.
2
51 in-lbs.
2
51 in-lbs.
6
51 in-lbs.
6
51 in-lbs.
6
51 in-lbs.
6
35 in-lbs.
10
25 kVA
AWG
Torque
AWG
(L1)-
(inch-lbs.)
(N)
(L3)
(L1)-(L3) (N)
4
2
51
4
2
51
4
N/A
51
8
4
51
8
4
51
8
4
51
8
6
51
10
N/A
35
25 kVA
30 kVA
Torque
AWG
51 in-lbs.
6
25 kVA
AWG
Torque
AWG
4
51 in-lbs.
2
4
51 in-lbs.
2
4
51 in-lbs.
2
8
51 in-lbs.
6
8
51 in-lbs.
6
8
51 in-lbs.
6
8
51 in-lbs.
6
10
35 in-lbs.
10
Torque
87 in-lbs.
87 in-lbs.
87 in-lbs.
51 in-lbs.
51 in-lbs.
51 in-lbs.
51 in-lbs.
35 in-lbs.
30 kVA
AWG
AWG
(L1)-
(N)
(L3)
87
2
2
87
2
2
N/A
2
N/A
51
6
2
51
6
2
51
6
2
51
6
2
N/A
10
N/A
Torque
51 in-lbs.
30 kVA
Torque
87 in-lbs.
87 in-lbs.
87 in-lbs.
51 in-lbs.
51 in-lbs.
51 in-lbs.
51 in-lbs.
35 in-lbs.
Torque
(inch-lbs.)
(L1)-(L3) (N)
87
87
87
87
87
N/A
51
87
51
87
51
87
51
87
35
N/A
22
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