The Square D™ by Schneider Electric brand Heavy Duty Safety Switch is designed to be tough, reliable and provide exceptional performance in the most grueling conditions. This short circuit rating for a non-fusible switches is based upon the Square D circuit breakers or Mag-Gard motor circuit protectors chosen as upstream protection This device is rated at 60 amps, three poles, 60 horse power, with a voltage of 600 VAC and 600 VDC. This device is Type 4/4X/5 rated with a 304 stainless steel enclosure. Receptacle Switches are furnished with a factory-installed threephase, four-wire Crouse-Hinds Style 2 Arktite