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Siemens FXD63B150L 150A 3-Pole Feed-Thru Circuit Breaker

Siemens FXD63B150L 3-Pole Feed-Thru Molded Case Circuit Breaker

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ManufacturerSiemens

Part numberFXD63B150L

Type FXD

Poles 3

Amperage 150A

Voltage 600V AC

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CAGE: 9NK75

Thermal-Magnetic Trip Unit Long-Time and Instantaneous Functions Feed-Thru Connection 600V AC Rating 3-Pole Configuration FD Frame with Lugs

Product description

The Siemens FXD63B150L is a 3-pole, 150A molded case circuit breaker (MCCB) from the Sentron series, featuring an FD frame. It is designed with a thermal-magnetic trip unit offering long-time and instantaneous (LI) protection. This breaker is rated for 600V AC, with a 35kA interrupting capacity at 480V and 22kA at 600V. The 'L' in the part number typically indicates it includes line and load side lug terminals, and it is often configured for feed-thru connections.

This breaker is ideal for industrial and commercial power distribution systems, including motor control applications, panelboards, and switchgear. Its feed-thru design facilitates straightforward wiring in many installations.

Stanlo Automation, a veteran-owned supplier, offers the Siemens FXD63B150L. We provide reliable access to surplus industrial automation parts with competitive pricing and efficient shipping.

Technical specifications

Type	FXD
Poles	3
Amperage	150A
Voltage	600V AC
Interrupt Rating	35kA@480V, 22kA@600V
Trip Unit	Thermal Magnetic (LI)
Frame	FD
Connection	Feed-Thru
Lugs	Included

Common applications

Industrial power distribution

Motor control

Commercial electrical panels

Switchboards

Feed-thru applications

Facility protection

Compatible systems

Siemens Panelboards Siemens Switchboards Siemens Motor Control Centers

Also known as

Siemens FD63B150L FXD63B150L Circuit Breaker Siemens 150A 3P Feed-Thru Breaker

Replaces / compatible with

A specific configuration within the Siemens FXD63B150 series, designed for feed-thru installations with included lugs.

Technical note

Expert tip

The feed-thru connection style and included lugs simplify installation in applications where power passes directly through the breaker.

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Frequently asked questions

Does the Siemens FXD63B150L include line and load side lugs?

Yes, the Siemens FXD63B150L typically includes line and load side lug terminals, facilitating its use in feed-thru configurations. It's a 150A, 3-pole, 600V AC molded case circuit breaker with a thermal-magnetic LI trip unit.