The requirements of the 2005 National Electric Code (NEC) and UL508A now require many electrical panels to carry a Short Circuit Current Rating (SCCR). These new Power Distribution Blocks are listed to UL1953. The feeder spacing requirements of UL508A are achieved with these blocks. Specifications:
- Connector Housings, Thermoplastic, UL 94 V-0, RTI 125°C
- Insulator Base Plate, Phenolic Laminate, UL 94 V-0, RTI 130°C
- Wire Connectors - Tin Plated Aluminum, Rated for Copper or Aluminum wire (CU & AL)
- Short Circuit Current Rating up to 100kA (100kA SCCR Rating with copper conductors only. Requires specific over-current protection device.)
- Attached hinge cover
- UL 508A Feeder Circuit Terminal Spacing for up to 600 Volts
- Rated up to 335 Amp, 600 Volts
- Line side conductor up to 600 kcmil
- Distribution, up to twelve conductors per pole
- Investigated to UL 1953
- UL Category and File: QPQS.E309401
Downloads:
About Marathon Special Products: Marathon Special Products is a manufacturing company engaged in the design and sale of Terminal Blocks and Fuse Holders, which provide interconnection and circuit protection of electrical systems. Our market focus is major Original Equipment Manufacturers (OEMs) and Electrical Panel Builders. We reach our customers using a broad network of Electrical and Electronic Distributors. Please click on the links to the right for more information or request a quote today!
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