Product Data Sheet 142X574 Replace "x" with 1, 2, or 3 for number of poles Power Terminal Block 175 Amps 600 Volts AC/DC Wire Range * * Line: (1) 2/0 - #14 AWG Load: (1) 1/4 - 20 x 1/2 Electrical Ratings * * * * * 175 Amps 600V per UL 1059 & CSA 22.2 No.158, class B & C requirements Short circuit current ratings (SCCR): See SCCR section below for specifications. CU7AL - 75C connector terminal rating with copper or aluminum wire Factory & Field Wiring Agency Compliance * * * UR - UL Recognized Terminal Block, Evaluated to UL 1059, File No.XCFR2.E62806 CSA - certifed to C22.2 No. 158, File No. LR19766 (wire classes B & C only) CE compliant to IEC 60947-7-1 Material Information * * * * * Insulator base: * Phenolic * Flammability rating of insulator base UL94V0 * Insulator base temperature rating: -40C to 150C (UL RTI) Connector: aluminum, tin plated Terminal screws: steel, nickel plated Connector mounting screws: steel, zinc plated RoHS compliant A Regal Brand www.marathonsp.com 1 Termination Specifications Line Side * * * * * Torque Wires / Terminal Wire Class (UL) 1 2/0 - 1/0 13.6 N*m (120 lbf*in) 1 B, C 1-6 13.6 N*m (120 lbf*in) 1 B, C, G, H, I (DLO) #8 4.5 N*m (40 lbf*in) 1 B, C, G, H, I (DLO) 10 - 14 4 N*m (35 lbf*in) 1 B, C Aluminum wire range: 2/0 - #12 AWG Solid copper wire range: #10-14 AWG Wire strip length: 3/4 in. (19mm) Terminal screw drive: 5/16 in. hex Load Side * Wire Size (CU Stranded) Termination Type Torque Stud Length Maximum Lug/Bar Width Listed lugs on 1/4-20 6.9 N*m (61 lbf*in) 0.5" (12.7mm) 0.63" (16mm) For use with conductors prepared with listed connectors such as single hole compression/crimp lugs or listed ring, fork or spade terminals. Conductor size, ampacity, temperature rating and type are dictated by the ratings of the listed lugs utilized and applicable code requirements. For information on copper stranded wire classes please visit: http://www.marathonsp.com/flexible-stranded-wire.php 1 www.marathonsp.com 2 PDS 0058 REV-E 3/27/18 Short Circuit Current Ratings (SCCR) * * * The suitable copper conductor ranges are limited to the table values only for achieving the SCCR in excess of the default rating of 10,000A. Other conductor combinations within the "Terminal Specifications" noted are suitable for achieving a SCCR of 10,000A (the default rating of terminal blocks). Enclosure size - Investigated with a minimum 16x12x16 enclosure. Use in smaller enclosures is subject to end use evaluation. SCCR With Fuses Wire Type B, C B, C G, H, I (*) Suitable Copper Conductors Max Overcurrent Protection Fuse Required Amp Rating / Class Line Load J T RK1 2/0 - 6 2/0 - 10 1-6 2/0 - 14 2/0 - 6 2/0 - 10 1-6 1/4 - 20 200 100 150 200 100 150 RK5 G CC 200 100 100 30 100 30 None 60 60 60 30 30 30 SCCR RMS Sym. Amps 600V. Max 100,000 100,000 100,000 10,000 * Any copper wire class evaluated (see terminal specification section) Installation & Accessories * Mounting (Panel): * For use with #10 fastener. * Mounting torques to be determined in end-use application not to exceed 30 lbf*in (3.4 N*m). * Covers: * Flat covers available upon request * Catalog Number: CC142x (replace "x" with number of poles) * Covers are clear polycarbonate * Accessory covers are not intended to provide insulation for electrical spacings. * Marker Strip: white vinyl strip with mounting screws available. * Printing options available, consult customer service for specifications. www.marathonsp.com 3 PDS 0058 REV-E 3/27/18 Drawing www.marathonsp.com 4 PDS 0058 REV-E 3/27/18