
JJ3B175 - 175Amp Circuit Breaker


- 175 Amp
- 22k @ 600VAC; 30k @ 480VAC; 42k @ 240VAC
- 3 Pole
Purchase Options:
JJ3B175 - 175Amp Circuit Breaker Description
JJ3B175 - 175Amp Circuit Breaker
The JJ3B175 gives you several concrete identifiers to work from when sourcing a breaker for existing electrical equipment. Rated at 175 amps with three poles, this molded case circuit breaker uses a JJ3 frame and is further identified as a Type ET, 400 Ampere “JJ” Frame unit. The JJ3B175 is built to last and is intended for form, fit, and functional replacement where these electrical ratings, frame characteristics, dimensions, and other specifications correspond with the equipment already in service.
Key Features and Benefits
- 175A, 3-pole configuration: Provides clear current and pole-count specifications for replacement matching.
- JJ3 frame type: An important identifier when checking compatibility with existing equipment.
- Type ET “JJ” Frame: Listed as a 400 Ampere “JJ” Frame in the available product specifications.
- Molded case construction: Matches the specified circuit breaker type for this catalog number.
- 40°C rated: Another specification to confirm against the requirements of the existing installation.
Technical Specifications
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Part Number: JJ3B175
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Product Type: Molded Case Circuit Breaker
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Frame Type: JJ3
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Additional Frame Identification: Type ET, 400 Ampere “JJ” Frame
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Rated Current: 175A
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Number of Poles: 3
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AIC at 240VAC: 42 kA
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AIC at 480VAC: 30 kA
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AIC 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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Overall 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
Specific UL, CSA, IEC, RoHS, REACH, or other compliance certifications were not included in the supplied JJ3B175 product data. They should not be assumed from the frame type or electrical ratings alone. Where a particular approval or material-compliance requirement applies, confirm it from the breaker labeling or applicable manufacturer documentation.
Where It Works Best
The JJ3B175 is suited to compatible existing and legacy electrical equipment that calls for a 175A, three-pole molded case circuit breaker with matching JJ3 frame characteristics. The combination of frame identification, physical dimensions, and voltage-specific AIC ratings makes this model particularly straightforward to compare with an existing breaker.
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:175
- 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.
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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).