145X992 MARATHON | Alldatasheet
Document overview
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- PDF pages: 4
Technical content
www.marathonsp.com 145X992 Replace “x” with 1, 2, or 3 for number of poles Power Terminal Block
760 Amps 600 Volts AC/DC
- Line: (2) 500 kcmil - #4 AWG
- Load: (12) #2 - #14 AWG Electrical Ratings
- 760 Amps
- 600V per UL 1059 & CSA 22.2 No.158, class B & C requirements
- SCCR of 10,000 A (default for terminal blocks).
- CU9 - 90°C connector terminal rating with copper 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: -40°C to 150°C (UL RTI)
- Connector: copper, tin plated
- Line terminal set screws: aluminum, tin plated
- Load terminal set screws: steel, nickel plated
- Connector mounting screws: steel, zinc plated
- RoHS compliant
www.marathonsp.com PDS 0090 REV-E 1/15/18 Termination Specifications
- Wire strip length: 1 5/8 in. (41mm)
- Terminal screw drive: 3/8 in. hex Line Side Wire Size (CU Stranded) Torque Wires / Terminal Wire Class (UL) 1 500 kcmil 42.4 N·m (375 lbf·in) 1 B, C 400 - 2 42.4 N·m (375 lbf·in) 1 B, C, G, H, I (DLO) 4 42.4 N·m (375 lbf·in) 1 B, C
1 For information on copper stranded wire classes please visit:
http://www.marathonsp.com/flexible-stranded-wire.php 2 Multiple wire rating applies to class B, C, & I.
- Solid copper wire range: #10 - 14
- Wire strip length:
- Top row: 5/8 in. (16mm)
- Bottom row: 1.0 in. (25mm)
- Terminal screw drive: slotted Load Side Wire Size (CU Stranded) Torque Wires / Terminal Wire Class (UL) 1 2 AWG 5.6 N·m (50 lbf·in) 1 B, C 4 - 6 5.1 N·m (45 lbf·in) 1 B, C, G, H, I (DLO) 8 4.5 N·m (40 lbf·in) 1 - 2 2 B, C, G, H, I (DLO) 10 4 N·m (35 lbf·in) 1 - 2 B, C, I (DLO) 12 - 14 4 N·m (35 lbf·in) 1 - 2 I (DLO) 1 - 4 B, C
www.marathonsp.com PDS 0090 REV-E 1/15/18
- The suitable 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 16x12x6 enclosure. Use in smaller enclosures is subject to end use evaluation. Short Circuit Current Ratings (SCCR) Wire Class Suitable Conductors Max Overcurrent Protection Fuse Required Amp Rating / Class SCCR RMS Sym. Amps 600V. MaxLine Load J T RK1 RK5 G CC B, C 500 - 4 2- 10 400 400 400 200 60 30 100,000 B, C 500 - 250 2 - 8 600 600 - - - - 100,000 G, H, I 350 - 2 4 - 10 400 400 400 200 60 30 100,000 G, H, I 350 - 250 4 - 8 600 600 - - - - 100,000 (*) 500 - 4 2 - 14 None 10,000 SCCR With Fuses * Any wire class evaluated (see terminal specification section)
www.marathonsp.com PDS 0090 REV-E 1/15/18 Drawing
- Mounting (Panel):
- For use with 1/4 fastener.
- Torque mounting fastener to 30-40 lbf·in (3.4 - 4.5 N·m).
- Covers:
- Flat covers available upon request
- Catalog Number: CC 145x (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. Installation & Accessories