Product Data Sheet 4XX Series Std Replace XX with 01 through 12 for number of poles Terminal Block Closed Back (6 Pole shown) 30 Amps, 600 Volts (AC/DC) with unprepared wire or 65 Amps, 600 Volts AC/DC when wired with Listed crimp type ring, spade or fork terminal Copper Wire Only Wire Range with Wire Binding Screw: 10 - 12 AWG (unprepared wire) Application torque: 20 in. lbs 11/16 Centers Electrical Ratings: 30A with unprepared wire, (Based on NEC Table 310-16, 75C columns) 65A with listed lug 600 Volts AC/DC (UL 1059 Class C, User Group - General Industrial) Short Circuit Current Rating: 10,000A (Default) Approved for Factory and Field Wiring. NOTE: Use outside these ratings must be judged in end-use application Mechanical Ratings: Insulator base temperature rating: -40C/F to 150C (302F) UL RTI Flammability rating of insulator base: UL 94V-0 Materials: Connector (Contact): Brass, tin plated. Insulator base: Phenolic Drive screw (Rivet): Stainless steel Screw, 10-32 Binder head, Phil-Slot: Steel, nickel plated 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 10 20 in. lbs 1 1 1 12 20 in. lbs 1 1 1 14 20 in. lbs 1 1 1 16 20 in. lbs 1 1 1 18 20 in. lbs 1 1 1 20 20 in. lbs 1 1 1 22 20 in. lbs 1 1 1 Mounting: Suggested product mounting hardware: 8 fastener, torque to 15-20 in. lbs. Accessories: Printing: for printing options, see Terminal Block Printing