NEMA Overload Relay Auxiliary Contact Form 1NO/1NC Maximum Overload Relay Current Setting 27 A Minimum Overload Relay Current Setting 13 A Trip Class 10/20/30 Maximum Voltage Rating 600V AC NEMA Size 0 1 Number of Poles 3 Number of Required Thermals Not Applicable Reset Type Manual Includes Thermal Units Not Applicable Mounting Style Separately Mounted Compatible with Series CR305 Magnetic Contactors Relay Style NEMA Overload Protection Type Electronic Phase Three