Siemens FXD63B175L Molded Case Circuit Breaker – 175A – 3-Pole / 3-Phase – 600V – 35kA @ 480V – Bolt-On – Sentron FXD Series

The Siemens FXD63B175L is a 175A, 3-pole, 3-phase molded case circuit breaker from the Siemens Sentron Type FXD Series. It features thermal-magnetic protection with a non-interchangeable trip and Long-Time and Instantaneous (LI) trip functions.

The breaker is rated for 600V and provides interrupting ratings of 22kA at 600V and 35kA at 480V with standard interrupting capacity. It uses a bolt-on mounting configuration, includes load-side lug terminals, and is UL Listed for reverse-fed applications. The breaker is rated for operation at 40°C.

Specifications:

• Manufacturer: Siemens
• Product Type: Molded Case Circuit Breaker
• Product Family: Sentron
• Series: Sentron
• Type: FXD
• Catalog No.: FXD63B175L
• Current Rating: 175A
• Number of Poles: 3-Pole
• Phase: 3-Phase
• Voltage Rating: 600V
• Interrupting Rating: 35kA @ 480V; 22kA @ 600V
• Interrupting Capacity: Standard
• AIC Rating: 35kA @ 480V; 22kA @ 600V
• Protection Type: Thermal-Magnetic
• Trip Type: Non-Interchangeable
• Trip Functions: Long-Time and Instantaneous (LI)
• Mounting Type: Bolt-On
• Terminal Type: Load-Side Lug Terminals
• Temperature Rating: 40°C
• Reverse Feed: UL Listed for Reverse-Fed Applications
• Application: Electrical Distribution and Overcurrent Protection

Part Numbers & Identification:

• Manufacturer Part Number (MPN): FXD63B175L
• Catalog Number: FXD63B175L
• Model: FXD63B175L
• Brand: Siemens
• Manufacturer: Siemens
• Product Type: Molded Case Circuit Breaker
• Product Family: Sentron Circuit Breakers
• Series: Sentron
• Type: FXD
• Breaker Configuration: 3-Pole, 175A
• Trip Functions: Long-Time and Instantaneous (LI)
• UPC:783643005945

Compatibility:

Designed for use with compatible Siemens Sentron Type FXD electrical distribution equipment that accepts bolt-on molded case circuit breakers. The FXD63B175L provides 175A, 3-pole thermal-magnetic protection for compatible 600V electrical distribution applications.

The breaker features a non-interchangeable LI trip, load-side lug terminals, and a standard interrupting capacity. It is UL Listed for reverse-fed applications. Always verify the specific panelboard or electrical equipment model, approved breaker type, system voltage, available fault current, pole configuration, trip requirements, terminal arrangement, reverse-feed suitability, and installation specifications before installation.

Certifications:

• UL Listed
• Sentron FXD Series
• 175A Rated
• 3-Pole / 3-Phase
• 600V Rated
• 35kA @ 480V Interrupting Rating
• 22kA @ 600V Interrupting Rating
• Standard Interrupting Capacity
• Thermal-Magnetic Protection
• Non-Interchangeable Trip
• Long-Time and Instantaneous (LI) Trip Functions
• Bolt-On Mounting
• Load-Side Lug Terminals
• 40°C Rated
• UL Listed for Reverse-Fed Applications

Returns are easy

You may return items within 10 days of delivery for a refund.

FREE Shipping on orders over $149.

My Circuit Breakers 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, My Circuit Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.