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Siemens 3LD2203-1TL51 4-Pole Main Switch Disconnector

Siemens 3LD2203-1TL51 SENTRON 4-Pole Main Switch Disconnector

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ManufacturerSiemens

Part number3LD2203-1TL51

Poles 4

Current 32 A

Voltage 400 V

Power 11.5 kW

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4-Pole configuration 32A current rating 11.5kW at 400V power Main switch functionality Front-mounted design Rotary operation with 4-hole handle mount

Product description

The Siemens 3LD2203-1TL51 is a 4-pole SENTRON 3LD series switch disconnector, functioning as a main switch. It has a rated operational current (Iu) of 32 A and provides an operating power of 11.5 kW at AC-23A 400 V. This front-mounted unit features a black rotary operating mechanism with a 4-hole mounting for the handle.

This 4-pole switch is essential for main power isolation and control in systems requiring higher current capacity, such as motor control, power distribution units, and complex industrial machinery. It is widely deployed in manufacturing, process control, and building automation projects.

Stanlo Automation, a veteran-owned distributor of industrial surplus, offers the Siemens 3LD2203-1TL51. Partner with us for reliable sourcing of quality automation components.

Technical specifications

Poles	4
Current	32 A
Voltage	400 V
Power	11.5 kW
Type	Switch Disconnector, Main Switch
Mounting	Front-mounted
Operation	Rotary
Handle Color	Black
Handle Mount	4-hole

Common applications

Main power isolation

Motor control

Power distribution

Industrial machinery

Automation systems

Control panels

Compatible systems

Designed for main power isolation and control in industrial automation, machinery, and electrical distribution systems.

Also known as

Siemens 3LD2 main disconnect 4-pole 32A Siemens rotary disconnect Siemens front mount 4-pole switch

Replaces / compatible with

This 4-pole main switch disconnector is a direct replacement for Siemens 3LD series units with similar specifications. Always confirm compatibility for your specific setup.

Technical note

Expert tip

The front-mounted design and 4-hole handle mount facilitate easy integration into control panels for straightforward operation and maintenance.

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Frequently asked questions

What applications is the Siemens 3LD2203-1TL51 4-pole switch disconnector suitable for?

The Siemens 3LD2203-1TL51 is suitable for main power isolation and control in various industrial applications, including motor control, power distribution, and complex machinery requiring a 4-pole, 32A disconnect.