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Siemens 5SY6463-7 4-Pole Miniature Circuit Breaker - 63A 400V

Siemens 5SY6463-7 4-Pole Miniature Circuit Breaker

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ManufacturerSiemens

Part number5SY6463-7

Poles 4

Voltage 400V AC

Current 63A

Breaking Capacity 6kA

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CAGE: 9NK75

4-pole design C-trip characteristic 6kA breaking capacity 400V AC rated voltage DIN rail mountable High current rating

Product description

The Siemens 5SY6463-7 is a 4-pole miniature circuit breaker designed for high-capacity electrical protection. It features a C-trip characteristic, a robust 63A current rating, and a 6kA breaking capacity at 400V AC. This breaker ensures reliable protection against overloads and short circuits in demanding applications.

Its 4-pole design makes it suitable for applications requiring the switching of all live conductors in a three-phase system, offering complete isolation. This makes it ideal for use in heavy industrial settings, large commercial buildings, and complex machinery.

Stanlo Automation, a veteran-owned surplus parts distributor, is your source for the Siemens 5SY6463-7. We are dedicated to providing reliable automation components to keep your operations running smoothly.

Technical specifications

Poles	4
Voltage	400V AC
Current	63A
Breaking Capacity	6kA
Trip Characteristic	C
Mounting	DIN Rail
Series	5SY6

Common applications

Industrial power distribution

Three-phase machinery

Commercial electrical systems

Control panels

Automation infrastructure

Compatible systems

Designed for standard DIN rail mounting and integration into industrial electrical distribution systems.

Also known as

Siemens SENTRON 5SY6 4P 63A Siemens MCB 5SY6463-7 4-pole circuit breaker 63A

Replaces / compatible with

This circuit breaker is designed to replace other Siemens 5SY6 series 4-pole circuit breakers with identical specifications. Always verify electrical and physical compatibility.

Technical note

Expert tip

The 'D=70 mm' specification indicates the module width, which is standard for the 5SY6 series and compatible with typical DIN rail enclosures.

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Frequently asked questions

What is the rated current for the Siemens 5SY6463-7?

The Siemens 5SY6463-7 miniature circuit breaker has a rated current of 63A. This high current rating makes it suitable for heavy-duty industrial applications requiring significant power delivery.