IEC Pin And Sleeve, Type Receptacle, Amps 30, Color Red, Voltage 480, Phase 3, HP 7 1/2, Number of Poles 3, Number of Wires 4, Material of Construction Nonmetallic Valox 357, Watertight and Abuse Resistant, Standards IEC 309-1 and 309-2 Technical Specification Item IEC Pin And Sleeve Type Receptacle Amps 30 Color Red Voltage 480 Phase 3 HP 7-1/2 Number of Poles 3 Number of Wires 4 Material of Construction Nonmetallic Valox 357, Watertight and Abuse Resistant Standards IEC 309-1 and 309-2 Additional Information IEC Nonmetallic Watertight Pin and Sleeve Devices Pins meet IEC 309-1 and 309-2 standards. Designed with nonmetallic Valox 357 to provide maximum corrosion resistance and to withstand abuse in harsh weather conditions. Watertight. Angle Back Boxes provide a housing to hold and protect pin and sleeve inlets and outlets.