Toshiba T42F3F500XAMBN User Manual - Page 27
Recommended Wire Size and Torque Requirements For UPS Input
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TOSHIBA 4.3.1 Recommended Wire Size and Torque Requirements For UPS Input and Output Terminals (H1) (H2) (H3) 208 V 220 V 240 V 380 V 400 V 415 V 480 V 600 V Minimum Wire Size and Torque Requirements UPS Input and Output Terminals 50 kVA (USE MINIMUM 75 °C INSULATED COPPER WIRING) INPUT: OUTPUT: AWG NEUTRAL AWG (L1)(L2)(L3) AWG NEUTRAL AWG 1/0 250MCM 208/120 V 1/0 250MCM 1/0 4/0 220/127 V 1/0 4/0 1 N/A 240 V 1 N/A 4 1/0 380/220 V 4 1/0 4 1/0 400/230 V 4 1/0 4 1 415/240 V 4 1 6 2 480/277 V 6 2 6 N/A 600 V 6 N/A Tightening Torque 200 in-lbs. 200 in-lbs. 200 in-lbs. 200 in-lbs. 200 in-lbs. 200 in-lbs. 200 in-lbs. 200 in-lbs. All wire sizes are per the NEC. Maximum Wire Size for Input and Output is 1/0 AWG. Neutral Conductors are rated @ 1.73 or 200% of phase conductors, per NEC. Maximum Wire Size for Neutral is 250MCM. Input/ Output (GND) 208-240 VAC 380-480 VAC 600 VAC AWG 6 6 8 50 kVA Tightening Torque 200 in-lbs. 200 in-lbs. 200 in-lbs. Battery AWG 250MCM 50 kVA Tightening Torque 200 in-lbs. Maximum Wire Size for Battery is 250MCM. Minimum Wire Size and Torque requirements UPS Optional Bypass Input Terminals TB4 50 kVA (USE MINIMUM 75 °C INSULATED COPPER WIRING) Phase: (A) (B) (C) 50 kVA Input: (H1) (H2) (H3) AWG NEUTRAL AWG Tightening Torque 208/120 V 1/0 250MCM 200 in-lbs. 220 V 1/0 4/0 200 in-lbs. 240 V 1 N/A 200 in-lbs. 380 V 4 1/0 200 in-lbs. 400 V 4 1/0 200 in-lbs. 415 V 4 1 200 in-lbs. 480 V 6 2 200 in-lbs. 600 V 6 N/A 200 in-lbs. Maximum Wire Size for Input is 1/0 AWG. Maximum Wire Size for Neutral is 250MCM. 4200FA CT/XT User's Manual 26