JJ3B250 - 250Amp Circuit Breaker
- 250 Amp
- 22k @ 600VAC; 30k @ 480VAC; 42k @ 240VAC
- 3 Pole
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JJ3B250 - 250Amp Circuit Breaker Description
JJ3B250 - 250Amp Circuit Breaker
The JJ3B250 is more than just a powerful 250A circuit breaker; it really stands out with its robust frame and dimensions that deserve your attention. This three-pole molded case circuit breaker features a JJ3 frame, measuring 9.00 inches wide, 11.00 inches long, and 4.00 inches deep. It's designed for durability and seamless integration as a form, fit, and functional replacement, ensuring it aligns perfectly with your existing equipment in terms of frame size, pole count, amperage, voltage, and interrupting ratings. Whether you're maintaining old systems or upgrading, the JJ3B250 has you covered!
Key Features and Benefits
- 250A, three-pole configuration for equipment requiring these specific electrical characteristics.
- JJ3 frame provides an important reference when checking physical and equipment compatibility.
- Type ET, 400 Ampere "JJ" Frame identification provides another useful point when comparing against an existing breaker.
- 40°C rating is clearly identified in the available product specifications.
Technical Specifications
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Part Number: JJ3B250
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Product Type: Molded Case Circuit Breaker
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Frame Type: JJ3
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Additional Identification: Type ET, 400 Ampere "JJ" Frame
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Amperage: 250A
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Poles: 3
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AIC Rating at 240VAC: 42 kA
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AIC Rating at 480VAC: 30 kA
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AIC Rating at 600VAC: 22 kA
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Temperature Rating: 40°C
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Width: 9.00 in.
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Height / Length: 11.00 in.
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Depth: 4.00 in.
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Dimensions: 9.00 in. W × 11.00 in. L × 4.00 in. D
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Approximate Ship Weight: 22.00 lb.
Material Compliance and Certifications
No specific UL, CSA, IEC, RoHS, REACH, or other material compliance or certification information was provided in the available JJ3B250 specifications. These certifications should not be assumed. For an installation that requires a specific approval or compliance standard, confirm it on the breaker label or in the applicable product documentation.
Where It Works Best
The JJ3B250 is a practical fit for compatible existing and legacy electrical equipment that requires a 250A, three-pole molded case circuit breaker with the stated JJ3 frame characteristics. It is particularly useful when you're working from an existing breaker and need to compare the actual frame, dimensions, voltage, and interrupting capacity rather than relying on amperage alone.
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.
Siemens®, I-T-E®, and Murray® are registered trademarks of Siemens AG. Products sold are surplus, used, or refurbished and are NOT supplied by Siemens AG or its affiliates.
Specifications
- Width:9.0
- Height:11.0
- Depth:4.0
- Poles:3
- Amperes:250
- A.I.C. Rating & Volts:22k @ 600VAC; 30k @ 480VAC; 42k @ 240VAC
- Type:JJ3
- Approx Dimensions:9.00"W x 11.00"L x 4.00"D
- Additional Notes:40°C, Type ET 400 Ampere "JJ" Frame, Molded Case Circuit Breaker - 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.
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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.
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Same Day Shipping
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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).