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Siemens 3KA5730-1AE01 3-Pole Switch Disconnector — 400A 690V

Siemens 3KA5730-1AE01 3-pole Switch Disconnector, 400A 690V.

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ManufacturerSiemens

Part number3KA5730-1AE01

Rated uninterrupted current (Iu) 400 A

Rated operational voltage (Ue) 690 V

Poles 3

Version Basic, without 8UC6 handle and shaft

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12-month warranty

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Veteran-owned

CAGE: 9NK75

High current rating (400A) 690V operational voltage 3-pole configuration Designed for heavy-duty use Flexible mounting options

Product description

The Siemens 3KA5730-1AE01 is a high-performance 3-pole switch disconnector designed for heavy-duty industrial applications. It features a rated uninterrupted current (Iu) of 400 A and a rated operational voltage (Ue) of 690 V. This basic version is supplied without an 8UC6 handle and shaft, allowing for flexible integration with existing or custom operator interfaces.

This disconnector is suitable for main isolation points in large industrial facilities, power plants, and substations where reliable interruption of high currents is critical. Its robust design ensures safety and longevity in harsh operating conditions across sectors like utilities, heavy manufacturing, and infrastructure projects.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3KA5730-1AE01. We specialize in providing reliable and cost-effective surplus automation components to keep your operations running smoothly.

Technical specifications

Rated uninterrupted current (Iu)	400 A
Rated operational voltage (Ue)	690 V
Poles	3
Version	Basic, without 8UC6 handle and shaft

Common applications

Industrial power distribution

Power plants

Substations

Large machinery isolation

Heavy manufacturing

Compatible systems

Compatible with Siemens 8UC6 operating mechanisms and suitable for integration into various industrial switchgear assemblies.

Also known as

Siemens 400A disconnector 3KA Series Siemens heavy duty switch

Replaces / compatible with

This 400A Siemens switch disconnector is suitable for applications requiring high current isolation and can replace older or similar rated disconnectors within the Siemens 3KA range.

Technical note

Expert tip

Requires a compatible Siemens 8UC6 handle and shaft assembly for proper operation, ensure correct model selection for your application.

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Frequently asked questions

What is included with the Siemens 3KA5730-1AE01?

The Siemens 3KA5730-1AE01 is a basic version of the switch disconnector and comes without the 8UC6 handle and shaft. It is designed to be integrated with separate operating mechanisms.