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11
3. Installation
3.6 Power Cables
The cable design shall comply with the voltages and currents provided in this section, and in accordance with local electrical codes.
WARNING!
UPON STARTUP, ENSURE YOU ARE AWARE OF THE LOCATION AND OPERATION OF THE EXTERNAL
ISOLATORS CONNECTED TO THE UPS INPUT/BYPASS SUPPLY OF THE UTILITY DISTRIBUTION PANEL.
ENSURE THESE SUPPLIES ARE ELECTRICALLY ISOLATED AND POST ANY NECESSARY WARNING SIGNS
TO PREVENT INADVERTENT OPERATION.
Cable Sizes
UPS Model
Cable Sizes (THHW wiring at 75°C)
AC Input AC Output Neutral Grounding Lug
Gauge Torque Gauge Torque Gauge Torque Gauge Torque
S3MT-
100KWR480V
Input transformer
70mm
2
Max.
120mm
2
50N•m
70mm
2
x2
Max.
120mm
2
x2
50N•m
120mm
2
x2
Max.
120mm
2
x2
50N•m
95mm
2
Max.
120mm
2
x2
50N•m M10
Output transformer
70mm
2
Max.
120mm
2
x2
50N•m
70mm
2
x2
Max.
120mm
2
x2
50N•m
120mm
2
x2
Max.
120mm
2
x2
50N•m
95mm
2
Max.
120mm
2
x2
50N•m M10
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