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4.1.3
Recommended Wire Size and Torque Requirements
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
Note: 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.
(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
Minimum Wire Size and Torque Requirements
UPS Input and Output Terminals 15/25/30 kVA
(USE MINIMUM 75 °C INSULATED COPPER WIRING)
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.
15 kVA
Torque
AWG
(inch-lbs.)
(N)
(L1)-(L3)
4
51
4
51
N/A
51
8
35
8
35
8
35
8
35
N/A
35
15 kVA
AWG*
Torque
10
35 in-lbs.
Minimum Wire Size and Torque Requirements
UPS Optional Separate Bypass Input "TB4" 15 / 25kVA
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.
TOSHIBA
25 kVA
AWG*
Torque
4
51 in-lbs.
4
51 in-lbs.
4
51 in-lbs.
8
51 in-lbs.
8
51 in-lbs.
8
51 in-lbs.
8
51 in-lbs.
10
35 in-lbs.
25 kVA
AWG
AWG
(L1)-
(N)
(N)
(L3)
(L1)-(L3) (N)
51
4
2
51
4
2
N/A
4
N/A
51
8
4
51
8
4
51
8
4
51
8
6
N/A
10
N/A
25 kVA
Torque
AWG*
AWG*
8
51 in-lbs.
25 kVA
AWG*
Torque
4
51 in-lbs.
4
51 in-lbs.
4
51 in-lbs.
8
51 in-lbs.
8
51 in-lbs.
8
51 in-lbs.
8
51 in-lbs.
10
35 in-lbs.
30 kVA
AWG*
2
2
2
6
6
6
6
10
Torque
AWG
AWG
(inch-lbs.)
(L1)-
(L3)
51
87
2
51
87
2
51
N/A
2
51
51
6
51
51
6
51
51
6
51
51
6
35
N/A
10
30 kVA
Torque
6
51 in-lbs.
30 kVA
AWG*
Torque
2
87 in-lbs.
2
87 in-lbs.
2
87 in-lbs.
6
51 in-lbs.
6
51 in-lbs.
6
51 in-lbs.
6
51 in-lbs.
10
35 in-lbs.
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
Torque
(inch-lbs.)
(N)
(L1)-(L3) (N)
2
87
87
2
87
87
N/A
87
N/A
2
51
87
2
51
87
2
51
87
2
51
87
N/A
35
N/A
17
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