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4000A 3-phase 600V Secondary Termination Enclosure

by Trinetics 

Catalog ID: 63257641

Trinetics multi-connection secondary termination enclosures provide safe, convenient, and aesthetically pleasing connection points for multiple services suitable for up to 600V. These enclosures are suitable for low voltage splicing or cable termination from the secondary side of a utility’s transformer for multiple service feeds. Convertible 360-plus, patented, 5-point entry access enclosure with 2-point locking system and aluminum lay-in connectors for continuous current rating through 4000A.

  • Current rating for aluminum lay-in connectors is based on center feed.
  • Current rating for copper bus is based on end-to-end feed.
  • Two times the number of cables may be connected if front and back of bus are used.
  • Please consult the factory or your local sales representative for any requirements not listed here.

Product Details


  • Meets ANSI C57.12.28 standard
  • NEMA 3R equivalent
  • Lay-in connectors meets ANSI C119.6 specifications
Color Munsell Green
Connector Type Aluminum 2-set screw lay-in Connectors
Enclosure Style 5 point access with 2 point latch
Number Of Ports 22


Depth 36
Height 48 in
Width 48 in

Electrical Ratings

Current / Amperage Rating 4000 A
Maximum Current Rating Amps Continuous 4000

Conductor Related

Wire Range 1/0-1000