
HMA3250 - 250Amp Circuit Breaker


- 250 Amp
- 25k @ 600VAC; 35k @ 480VAC; 65k @ 240VAC
- 3 Pole
Purchase Options: New Surplus
HMA3250 - 250Amp Circuit Breaker Description
HMA3250 - 250Amp Circuit Breaker
When you’re replacing a breaker in an existing electrical system, getting the details right matters. The HMA3250 is a 250-amp, 3-pole thermal-magnetic circuit breaker designed for applications that require an HMA-type breaker with these specific electrical and physical characteristics.
Key Features and Benefits
- 250 Amp, 3-pole configuration for compatible electrical distribution applications
- Thermal magnetic operation for the specified HMA breaker design
- Interchangeable trip unit for applications requiring this configuration
- Rated for operation at 40°C
- Load-side terminals are included
- Clearly defined dimensions make physical fit easier to verify before installation
- A practical choice for form, fit, and functional replacement in compatible legacy equipment
Technical Specifications
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Part Number: HMA3250
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Type: HMA
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Breaker Type: Thermal Magnetic Circuit Breaker
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Amperage: 250 Amps
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Poles: 3
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Temperature Rating: 40°C
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Trip Unit: Interchangeable
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AIC at 600VAC: 25k
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AIC at 480VAC: 35k
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AIC at 240VAC: 65k
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Width: 8.25 in.
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Height / Length: 16.00 in.
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Depth: 4.00 in.
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Dimensions: 8.25"W x 16.00"L x 4.00"D
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Approx. Ship Weight: 46.00 lbs.
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Terminals: Load-side terminals included
Material Compliance and Certifications
No specific material compliance certifications or agency listings were provided in the available HMA3250 specifications. UL, CSA, RoHS, or other certification status should therefore not be assumed.
If a particular listing or compliance requirement is important for the installation, check the breaker markings and applicable equipment documentation before use.
Where It Works Best
The HMA3250 circuit breaker is a good fit for existing and legacy electrical systems that require an HMA-type 250-Amp, 3-pole thermal-magnetic breaker. It is particularly relevant when maintaining equipment where matching the original breaker's footprint and operating characteristics is more important than changing the system configuration.
Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.
Eaton®, Cutler-Hammer®, Westinghouse®, Challenger®, Bussmann®, Edison®, Edison Fuse®, GTE Sylvania®, Crouse-Hinds®, and Cooper® are registered trademarks of Eaton Corporation plc. Products sold are surplus, used, or refurbished and are NOT supplied by Eaton Corporation plc or its affiliates.
Specifications
- Width:8.25
- Height:16.0
- Depth:4.0
- Poles:3
- Amperes:250
- A.I.C. Rating & Volts:25k @ 600VAC; 35k @ 480VAC; 65k @ 240VAC
- Type:HMA
- Approx Dimensions:8.25"W x 16.00"L x 4.00"D
- Additional Notes:40°C Rated, Thermal Magnetic Circuit Breaker With Interchangeable Trip Unit. This item includes load-side terminals. - discontinued by the Manufacturer
Returns are easy
You may return unused items within 30 days of delivery for a full refund.
FREE ground shipping on breaker orders over $100 and all other items with orders over $500.
Shipping charges are Prepaid and Allowed on UPS Ground orders for all other products on orders over $500.00, again only when shipping within the lower 48 continental United States, provided the product(s) can safely ship UPS Ground.
If the product cannot safely ship via UPS Ground, or is too heavy to ship UPS Ground, then the product will be shipped via freightliner at buyer's expense.
CIRCUIT BREAKER SUPERSTORE® offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).
Same Day Shipping
We strive to ship out your items within one business day.
In rare circumstances, CIRCUIT BREAKER SUPERSTORE® may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.
CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).