FD63B150 - 150Amp Circuit Breaker

- 150 Amp
- 22k @ 600VAC; 35k @ 480VAC; 65k @ 240VAC
- 3 Pole
Purchase Options:
FD63B150 - 150Amp Circuit Breaker Description
FD63B150 - 150Amp Circuit Breaker
The Siemens FD63B150 is a 150 Amp, 3-pole molded case circuit breaker designed for FD-frame applications. It features a thermal-magnetic trip unit and factory-installed line and load side lugs, providing the breaker configuration needed for your compatible electrical distribution equipment.
Rated for 600 VAC, the FD63B150 provides 22 kAIC at 600V and 35 kAIC at 480V interrupting capacity. It supports larger conductors, including 6 AWG to 350 kcmil copper and 4 AWG to 350 kcmil aluminum.
Key Features and Benefits
- Siemens FD-frame molded case circuit breaker
- Catalog Number: FD63B150
- 150 Amp rating
- Three-pole configuration
- Thermal-magnetic trip unit
- Provides overload and short-circuit protection
- Rated for 600 VAC
- Interrupting ratings:
- 22 kAIC at 600 VAC
- 35 kAIC at 480 VAC
- Standard 40°C breaker rating
- Factory-installed line and load side lugs
- Supports:
- Copper conductors: 6 AWG to 350 kcmil
- Aluminum conductors: 4 AWG to 350 kcmil
- Meets UL 489 and IEC 60947-2 standards
Technical Specifications
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Manufacturer: Siemens
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Catalog Number: FD63B150
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Product Type: Molded Case Circuit Breaker
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Frame: FD
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Amperage Rating: 150 Amps
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Number of Poles: 3
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Trip Type: Thermal-Magnetic
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Voltage Rating: 600 VAC
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Frequency Rating: 50/60 Hz
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Interrupting Capacity:
- 22 kAIC at 600 VAC
- 35 kAIC at 480 VAC
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Terminal Configuration: Line and Load Side Lugs
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Wire Range:
- Copper: 6 AWG – 350 kcmil
- Aluminum: 4 AWG – 350 kcmil
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Dimensions: 4.5 in. W × 9.5 in. H × 4 in. D
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Weight: Approximately 9.017 lbs
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UPC: 783643211476
Material Compliance and Certifications
The Siemens FD63B150 is designed for FD-frame molded case circuit breaker applications and meets UL 489 and IEC 60947-2 standards. It is intended for use in systems where the breaker frame, amp rating, pole configuration, voltage rating, and interrupting capacity match the requirements of the electrical equipment.
Where It Works Best
The Siemens FD63B150 is commonly used in commercial buildings, industrial facilities, and electrical distribution equipment that uses compatible FD-frame molded case circuit breakers. It is a good fit for applications requiring a 150 Amp, three-pole breaker with thermal-magnetic protection, high interrupting capacity, and factory-installed lug connections.
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:150
- A.I.C. Rating & Volts:22k @ 600VAC; 35k @ 480VAC; 65k @ 240VAC
- Type:FD6-A
- 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
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).
