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Siemens FXD62B125 Molded Case Circuit Breaker

  • 125A
  • 2 Pole
  • Unit Mount
Siemens FXD62B125
Molded Case Circuit Breaker
Brand Siemens
SKU FXD62B125
Select Item Condition
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  • 125A
  • 2 Pole
  • Unit Mount

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Siemens FXD62B125 2 Pole Circuit Breaker

Siemens FXD62B125 - 125A 2 Pole Molded Case Circuit Breaker

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$1,374.60 In Stock

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Description

Engineered for robust applications, the Siemens FXD62B125 is a 2-pole, 125A molded case circuit breaker from the Sentron FD frame family. This unit mount breaker installs into Siemens P1 through P5 panelboards, SB switchboards, and motor control centers. It serves as a reliable replacement for legacy F-Frame breakers. Rated for 35kAIC at 480VAC, it features a non-interchangeable thermal magnetic trip unit. It is HACR rated and supplied without lugs for custom wiring.

Specifications

Key specifications
Brand Siemens
Part Number FXD62B125
Series FXD6
Amperage 125A
Poles 2
Mounting Style Unit Mount
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Phase 1
AIC Rating 65kA @ 240VAC, 35kA @ 480VAC, 22kA @ 600VAC, 30kA @ 250VDC
Fit and installation
Frame Type FXD
Terminal Type Lugs
For Use With Siemens P1, P2, P3, P4, P5 Panelboards, SB Switchboards, Motor Control Centers
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Adjustable Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Lug Kits, Rotary Handle, Motor Operator
Accessories None included (Lugs sold separately)
Standards CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489
Approval CE, CSA, UL
Temp Rating 40C
Construction Features HACR Rated, Reverse Feed, Non-Interchangeable Trip

Product FAQs

6 answers
What enclosures and panelboards are compatible with the FXD62B125?

This unit mount breaker installs directly into Siemens P1, P2, P3, P4, and P5 panelboards, as well as SB switchboards and motor control centers.

Which lug kit is recommended for the FXD62B125 circuit breaker?

The Siemens TA1FD350A lug kit is compatible with this FD frame breaker. It accepts wire sizes from 6 AWG to 350 kcmil for both copper and aluminum conductors. Note that this breaker is typically supplied without lugs installed.

What is the magnetic trip adjustment range for this breaker?

The FXD62B125 features a fixed thermal and adjustable magnetic trip unit. The instantaneous magnetic trip range can be adjusted from 800A to 1500A.

Can the FXD62B125 be reverse fed?

Yes, Siemens Sentron FD frame molded case circuit breakers are UL listed for reverse feed applications.

Is the FXD62B125 HACR rated?

Yes, this breaker is HACR rated, making it suitable for use with heating, air conditioning, and refrigeration equipment.

Does the FXD62B125 have an interchangeable trip unit?

No, the FXD6 series features a non-interchangeable thermal magnetic trip unit.

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