HFD63B125 - 125Amp Circuit Breaker
- 125 Amp
- 25k @ 600VAC; 65k @ 480VAC; 100k @ 240VAC
- 3 Pole
Purchase Options:
HFD63B125 - 125Amp Circuit Breaker Description
HFD63B125 - 125Amp Circuit Breaker
When you’re replacing a circuit breaker in existing equipment, getting the details right matters. The Siemens HFD63B125 is a 125-amp, 3-pole molded case circuit breaker designed for compatible SENTRON FD-frame electrical systems. It operates at up to 600VAC and uses a straightforward thermal-magnetic trip unit to provide overload and short-circuit protection.
Key Features and Benefits
- 125A, 3-pole configuration for compatible electrical distribution applications.
- FD frame design for equipment requiring this specific breaker frame.
- Rated for systems up to 600VAC.
- Thermal-magnetic trip unit provides overload and short-circuit protection.
- Includes TA1FD350A load-side lugs.
- Accepts 6 AWG–350 kcmil copper conductors.
- Accepts 4 AWG–350 kcmil aluminum conductors.
- Standard 40°C breaker configuration.
- Meets UL 489 and IEC 60947-2 standards.
Technical Specifications
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Catalog Number: HFD63B125
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Product Type: Molded Case Circuit Breaker
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Product Family: HFD6
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Series: SENTRON
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Frame: FD
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Amperage: 125A
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Poles: 3
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Maximum Voltage: 600VAC
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Trip Type: Thermal-Magnetic
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Interrupting Rating at 600V: 25 kAIC
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Interrupting Rating at 480V: 65 kAIC
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Standard Temperature Rating: 40°C
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Lugs: TA1FD350A load-side lugs
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Copper Wire Range: 6 AWG–350 kcmil
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Aluminum Wire Range: 4 AWG–350 kcmil
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Dimensions:
- 4.5 in. W × 9.5 in. H × 4 in. D
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Net Weight: 8.576 lb
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UPC: 783643211810
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Country of Origin: Mexico
Material Compliance and Certifications
The HFD63B125 meets UL 489 and IEC 60947-2 standards, important considerations when verifying a breaker for a particular electrical installation. REACH Article 33 information is available as part of the product's material-compliance documentation. A SCIP number is listed as unavailable.
Where It Works Best
The HFD63B125 circuit breaker is intended for commercial and industrial electrical distribution applications that specifically call for a 125A, 3-pole FD-frame breaker with the corresponding voltage, interrupting, and connection ratings. It can be especially useful in maintenance and replacement situations where keeping the existing system's original form, fit, and electrical function is the goal.
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:4.5
- Height:9.5
- Depth:4.0
- Poles:3
- Amperes:125
- A.I.C. Rating & Volts:25k @ 600VAC; 65k @ 480VAC; 100k @ 240VAC
- Type:HFD6
- Approx Dimensions:4.50"W x 9.50"H x 4.00"D
- Additional Notes:50/60Hz, 40°C, HACR Rated, Sentron Frame Molded Case Circuit Breaker with Interchangeable Trip Unit, 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.
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Same Day Shipping
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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).