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Square D > On-line Catalog > Products > 03 Molded Case Circuit Breakers and Enclosures > Special Construction Circuit Breakers: Thermal-magnetic Circuit Breakers for Mining Applications

Supplemental and Obsolescence Digest 174

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Special Construction Circuit Breakers

Thermal-magnetic Circuit Breakers for Mining Applications

Class 600

These circuit breakers with the properly selected trip range provide protection for trailing cables in compliance with the Federal Register for Mining Applications.
The thermal-magnetic circuit breakers listed below have thermally-responsive trip elements in addition to adjustable instantaneous trip mechanisms. They allow for independent selection of thermal and magnetic trip characteristics. See selection chart below. For Mag‑Gard® instantaneous trip magnetic-only circuit breakers refer to Digest.
50 A
180 A
75 A
260 A
150 A
580 A
400 A
800 A
500 A
625 A
750 A