Providing robust safety for main electrical distribution, the BW2175 is a 175-amp thermal-magnetic breaker for residential and commercial service entrances. This two-pole component mounts into Eaton BR load centers and Type ECB unit enclosures via a standard plug-on connection. It accepts 2 AWG to 300 kcmil conductors and acts as a substitute for older CM2175 models. Rated at 10 kAIC for 120/240 VAC systems, it safely interrupts standard fault currents. The unit is fully HACR rated.
What load centers are compatible with the Eaton BW2175?
The BW2175 is designed for use as a main circuit breaker in Eaton BR series load centers and Type ECB unit enclosures.
What is the difference between the Eaton BW2175 and BWH2175?
Both are 175A, 2-pole main breakers for BR load centers. The BW2175 has a standard 10kAIC interrupting rating, while the BWH2175 provides a higher 25kAIC rating for systems with higher available fault current.
What wire sizes are accepted by the BW2175 terminals?
The breaker lugs accept copper or aluminum conductors ranging from 2 AWG to 300 kcmil. Ensure proper torque specifications are followed during installation.
Can the BW2175 replace older Cutler-Hammer main breakers?
Yes. Eaton acquired Cutler-Hammer, and the modern Eaton BW2175 is the direct replacement for legacy Cutler-Hammer BW2175 main breakers.
Can I use the BW2175 in a 3-phase electrical panel?
No. The BW2175 is a 2-pole breaker designed exclusively for single-phase, 120/240V AC systems. It will not fit or operate correctly in a 3-phase load center.
Are the trip settings on the BW2175 adjustable?
No. The breaker features a fixed thermal-magnetic trip unit. It provides standard long-time and instantaneous (LI) protection and does not have adjustable dials for field calibration.
Does the BW2175 provide GFCI or AFCI protection?
No. The BW2175 is a standard thermal-magnetic main breaker. It does not include ground fault (GFCI) or arc fault (AFCI) protection circuitry.
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