Product Data Sheet 6G38 TSKK F 3/8 Sectional Terminal Block Flat Mount 40 Amps, 600 Volts (AC/DC) 32 Circuits Per Foot Copper Wire Only TSKK: Tubular Wire Range with Wire Binding Screw: 10 - 22 AWG Connector with Wire Protector Wire Termination Torque: 16 in. lbs See table below for Wire Classes and torque Electrical Ratings: 40A (Based on NEC Table 310-16, 75C columns) 600 Volts AC/DC (UL 1059 Class C, User Group General Industrial) Short Circuit Current Rating: 10,000A (Default) Factory and field wiring Mechanical Ratings: Insulator base temperature: -40C/F 125C (257F)* UL RTI Flammability rating of insulator base: UL 94V-0 Touch protection: IP-20 (IEC 60529) * Use outside these ratings needs to be judged in the end-use application. Materials: Insulator base: Glass-filled polycarbonate (Gray Thermoplastic) Tubular Screw Connector: Copper, tin plated Screw, 10-32: Steel, nickel plated Wire Protector: Stainless steel Agency Approvals: UL Recognized, UL 1059 Terminal Block Standard, File No. XCFR2.E62806 CSA Certified, CSA C22.2 No. 158, File No. LR19766 CE compliant, IEC 60947-7-1 RoHS Compliant Wire Range: Copper Wire Stranding Classes - Number of Conductors Wire Size Torque Solid Class B Class C Class G Class H Class I Class K 10 16 in. lbs 11 1 1 1 12 16 in. lbs 1 - 2 1 - 3 1 - 2 1 1 14 16 in. lbs 1 - 2 1 - 3 1 - 3 1 - 2 1 - 2 16 16 in. lbs 1 - 4 1 - 4 1 - 2 18 16 in. lbs 1 - 5 1 - 5 1 - 2 20 16 in. lbs 1 - 5 1 - 5 22 16 in. lbs 1 - 5 1 - 5 For information on copper stranded wire classes, please reference: