1443557 Power Distribution Block

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Marathon Special Products 1443557 Power Distribution Block 3-Pole 420 Amps 600 Volts AC/DC Wire Range• Line: (1) 600 kcmil - #4 AWG• Load: (1) 600 kcmil - #4 AWG Electrical Ratings • 420 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 - 75°C connector terminal rating with copper or aluminum wire• Factory & Field Wiring Material Information• Insulator base:• Phenolic• Flammability rating of insulator base UL94V0• Insulator base temperature rating: -40°C to 150°C (UL RTI)• Connector: aluminum, tin plated• Terminal set screws: aluminum, tin plated• Connector mounting screws: steel, zinc plated• RoHS compliant Show more