Siemens 3LD2103-3VK51 6-Pole Main Switch

Siemens 3LD2103-3VK51 6-pole main switch disconnector, 25A.

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ManufacturerSiemens

Part number3LD2103-3VK51

Series SENTRON 3LD

Type Switch disconnector, Main switch

Number of poles 6

Rated uninterrupted current (Iu) 25 A

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Veteran-owned

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6-pole configuration 25A current rating 9.5kW switching capacity Primary main switch function Front-mounted rotary operation Black handle

Product description

The Siemens 3LD2103-3VK51 is a SENTRON series switch disconnector functioning as a main switch. This 6-pole device has a rated current (Iu) of 25A and an operating power of 9.5 kW at 400V AC-23A. It is designed for front mounting with a black rotary operating mechanism and 4-hole handle mounting.

This switch serves as a primary means of disconnecting power to a machine or system, crucial for maintenance, servicing, or safe operation. Its robust 6-pole design makes it suitable for complex power distribution or multi-circuit isolation tasks.

Stanlo Automation, a veteran-owned provider of surplus industrial automation parts, offers the Siemens 3LD2103-3VK51. Ensure reliable power control with components from Stanlo.

Technical specifications

Series	SENTRON 3LD
Type	Switch disconnector, Main switch
Number of poles	6
Rated uninterrupted current (Iu)	25 A
Operating power at AC-23A 400V	9.5 kW
Mounting	Front-mounted
Handle	Rotary, Black, 4-hole mounting

Common applications

Industrial Machinery

Main Power Disconnect

Control Panels

Power Distribution

Maintenance Safety

Automation Systems

Compatible systems

Industrial control panels and machinery requiring a 6-pole main power disconnect

Also known as

Siemens 25A 6-pole main switch 3LD2103 3VK51 SENTRON main disconnect

Replaces / compatible with

Designed as a main switch for systems requiring 6-pole disconnection, replacing earlier 3LD series main switches.

Technical note

Expert tip

The 3LD2103-3VK51's 6-pole configuration allows for simultaneous switching of multiple circuits, including phases and neutral, for comprehensive power isolation.

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Frequently asked questions

What is the rated current for the Siemens 3LD2103-3VK51 main switch disconnector?

The Siemens 3LD2103-3VK51 has a rated uninterrupted current (Iu) of 25A, making it suitable for applications requiring significant power isolation.