TMC 7 B3 80 57 C
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  Wiring bridge
    
      1022234
      
      
    
  
      Bus bar for TMC 73... circuit breakers (three phase) 17.8 mm pitch, up to 57 positions. Rated for 80 A (end feed) 600 V AC/DC. UL 508 Listed for connection of UL 1077 rated circuit breakers.