Providing reliable overcurrent protection, the Eaton CHB260 is a 60-amp miniature breaker tailored for commercial applications. Engineered for a precise fit, it fastens securely into Cutler-Hammer Type PB and PH panelboards. The unit features standard box lugs that accept 8-2 AWG conductors for straightforward wiring. This model delivers a 10kAIC interrupting rating at 120/240VAC and is fully HACR rated for dedicated heating and cooling circuits.
Cutler-Hammer Type PB Panelboards, Type PH Panelboards
Wire Gauge
8-2 AWG
Max Wire
2 AWG
Min Wire
8 AWG
Protection and operation
Trip Technology
Thermal Magnetic
Trip Function Code
LI
Trip Function
Long-Time, Instantaneous
Trip Adjustability
Fixed Thermal, Fixed Magnetic
Standards and features
Available Options
Padlock Attachment
Standards
CSA C22.2 No. 5, Federal Specification W-P-131a, UL 489
Approval
CSA, UL
Temp Rating
40C
Construction Features
HACR Rated, Common Trip
Product FAQs
5 answers
What panelboards are compatible with the CHB260?
The CHB260 is a bolt-on circuit breaker designed specifically for use in Cutler-Hammer Type PB and Type PH panelboards. It is not compatible with standard plug-on load centers.
Can I use a BAB or CH series breaker in place of the CHB260?
No. While they are all manufactured by Eaton, CH breakers are plug-on, and BAB breakers are designed for different commercial panelboards. You must use a CHB series breaker to properly fit Type PB and PH panelboards.
Are Eaton and Cutler-Hammer CHB260 breakers the exact same part?
Yes. Eaton acquired Cutler-Hammer, so CHB260 breakers labeled under the Eaton, Cutler-Hammer, or legacy Westinghouse brands are functionally identical and interchangeable.
How does the CHB260 connect to the panel bus?
The CHB260 features a bolt-on mounting style. It physically bolts directly to the bus bar of compatible PB and PH panelboards, providing a secure and vibration-resistant connection for commercial applications.
What type of trip mechanism does the CHB260 use?
This breaker utilizes a fixed thermal-magnetic trip unit. The thermal element provides long-time protection against overloads, while the magnetic element offers instantaneous protection against short circuits.
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Reviews
Review summary
Customers rate this product 4.8 out of 5 based on 4 reviews.