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Siemens FXD63B250L 3-Pole 250A Molded Case Circuit Breaker

Siemens FXD63B250L 3-pole, 250A, 480V molded case circuit breaker.

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ManufacturerSiemens

Part numberFXD63B250L

Poles 3

Amperage Rating 250A

Voltage Rating 480V AC

Frame Size FXD

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3-pole design 250A continuous current 480V AC operational voltage Robust molded case construction Thermal-magnetic trip Suitable for higher voltage systems

Product description

The Siemens FXD63B250L is a robust 3-pole molded case circuit breaker with a 250A rating and a voltage rating of 480V AC. This breaker is engineered for reliable protection against overcurrents in industrial power systems, featuring a durable construction for demanding environments.

This model is ideal for use in main distribution panels, feeder circuits, and motor protection applications across various industries, including manufacturing, mining, and utilities. Its 480V rating makes it suitable for higher voltage systems commonly found in heavy industrial settings.

Stanlo Automation, a veteran-owned business, provides genuine surplus Siemens FXD63B250L circuit breakers. Secure your essential components from a trusted source committed to quality and reliability for your automation projects.

Technical specifications

Poles	3
Amperage Rating	250A
Voltage Rating	480V AC
Frame Size	FXD
Type	Molded Case Circuit Breaker
Interrupting Capacity	10 kA @ 480V AC

Common applications

Industrial power distribution

High-voltage motor control

Switchgear applications

Feeder protection

Manufacturing facilities

Utilities

Compatible systems

Standard industrial panels High-voltage switchgear Motor control centers

Also known as

Siemens 250A 480V breaker FXD 3-pole 480V breaker Siemens FXD63B250L MCCB

Replaces / compatible with

The Siemens FXD63B250L serves as a direct replacement for other Siemens FXD series 3-pole circuit breakers rated at 250A and 480V.

Technical note

Expert tip

Verify that the ambient temperature is within the specified operating range for the FXD63B250L to ensure accurate trip performance.

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Frequently asked questions

What is the maximum voltage rating for the Siemens FXD63B250L circuit breaker?

The Siemens FXD63B250L circuit breaker has a maximum voltage rating of 480V AC. This makes it suitable for use in industrial applications that operate at this higher voltage level.