TOSHIBA
14
Recommended Wire Size and Tightening Torque For UPS Input and Output
Terminals
Minimum Wire Size and Tightening Torque of UPS Input and Output Terminals
75 & 100kVA
(USE MINIMUM 90° C INSULATED COPPER WIRING)
75kVA
100kVA
Phase: (A) (B) (C)
Input: (H1) (H2) (H3)
(N)
AWG
(H1)-(H3)
AWG
(N)
Tightening
Torque
(in-lbs.)
(L1)-(L3) (N)
AWG
(H1)-(H3)
AWG
(N)
Tightening
Torque
(in-lbs.)
(L1)-(L3) (N)
208/120
300MCM
400MCM
325
375
350MCM
700MCM
325
375
All wire sizes are per the NEC
75kVA
100kVA
Output: (L1) (L2) (L3)
(N)
AWG
(L1)-(L3)
AWG
(N)
Tightening
Torque
(in-lbs.)
(L1)-(L3) (N)
AWG
(L1)-(L3)
AWG
(N)
Tightening
Torque
(in-lbs.)
(L1)-(L3) (N)
208/120
300MCM
400MCM
325
375
350MCM
700MCM
325
375
Neutral Conductors are rated @ 1.73 or 200% of phase conductors, per NEC
75kVA
100kVA
Input/Output (GND)
AWG
Tightening Torque
AWG
Tightening
Torque
(G)
2
150 in-lbs.
2
150 in-lbs.