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Siemens JXD63S400A 3-Pole Circuit Breaker - 400A, Type S

Siemens JXD63S400A 3-pole, 400A, Type S circuit breaker.

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ManufacturerSiemens

Part numberJXD63S400A

Poles 3

Current Rating 400A

Voltage Rating 400V AC

Breaking Capacity 25kA

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3-pole configuration 400A current capacity Type S performance High breaking capacity DIN rail mounting Reliable Siemens quality

Product description

The Siemens JXD63S400A is a robust 3-pole circuit breaker engineered for demanding industrial applications. Rated at 400 amperes, this breaker provides reliable overcurrent protection. The 'S' designation typically indicates specific performance characteristics or a particular series within Siemens' protection devices.

This circuit breaker is suitable for various industrial settings, including power distribution panels, motor control centers, and machinery safeguarding. Its durable construction and precise tripping mechanisms ensure operational safety and equipment longevity.

Stanlo Automation, a veteran-owned supplier, offers the Siemens JXD63S400A as part of our extensive inventory of surplus industrial automation components. Trust us for genuine parts and efficient service for your automation needs.

Technical specifications

Poles	3
Current Rating	400A
Voltage Rating	400V AC
Breaking Capacity	25kA
Type	S
Mounting	DIN Rail

Common applications

Power distribution

Motor protection

Industrial machinery

Control panels

Manufacturing automation

Electrical safety systems

Compatible systems

400V AC power distribution Industrial control panels Motor starting circuits

Also known as

Siemens 400A Type S Breaker JXD63S400A MCB Siemens 3P 400A S-Type

Replaces / compatible with

Designed to replace or be compatible with other Siemens JXD series circuit breakers of similar rating and pole configuration. Consult datasheets for specific cross-references.

Technical note

Expert tip

Verify compliance with local electrical codes and standards for the intended application, especially concerning the 400A rating and 400V AC voltage.

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Frequently asked questions

What does the 'S' designation signify on the Siemens JXD63S400A?

The 'S' designation on the Siemens JXD63S400A typically refers to a specific series or type within Siemens' circuit breaker offerings, often indicating particular tripping characteristics or a refined design for enhanced performance or application suitability.