Built for heavy-duty motor control centers, this 30A magnetic-only protector coordinates with external overload relays to prevent equipment damage. The unit-mount design installs into standard PowerPacT H-Frame enclosures and industrial switchboards. Rated for 65 kAIC at 480VAC, it features an adjustable instantaneous trip range from 9 to 325 amps. A visual Visi-Trip indicator allows maintenance personnel to quickly identify faulted circuits without interrupting facility operations.
9-325A Trip Range), Electronic Trip Unit (Suffix M71: 1.5-25A FLA
Standards
CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489
Approval
CE, CSA, IEC, NOM, UL
Temp Rating
40C
Construction Features
Motor Circuit Protector, Current Limiting, Visual Trip Indicator, Mercury Free, PVC Free, RoHS Compliant
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Square D HJL36040 - 40A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
4/9/26
Great Customer Service
Working with Superbreakers the team is so helpful. They answer the phone and are very accommodating. We had an issue with the refurbished breaker not working out and they helped get a new one out right away.