Drives & MCC

Things to Consider

Ampacity (horizontal bus), Vertical bus ampacity, Fault current rating, Current interrupting device rating, Short-circuit rating, Meets section 110.10 of the 2005 NEC, Bussing material (copper preferred in general but aluminum is best in corrosive atmospheres), Feeder cable entry method (overhead or underground), Control wiring type for automatic controls, Enclosure type: indoor (NEMA 1) or outdoor (NEMA 3R), Ground-fault detection, Metering, Wire-marking, Indication lights, Hands-off auto switches, Voltage rating


  • Code: 17-50-06
  • SPEC #: 17656