Toshiba 4200FA CT/XT Power Supply User Manual


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