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Siemens 3LD2054-1TL53 4-Pole Emergency Switch Disconnector

Siemens 3LD2054-1TL53 SENTRON 4-pole emergency switch disconnector.

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ManufacturerSiemens

Part number3LD2054-1TL53

Type Switch disconnector

Manufacturer Siemens

Series SENTRON 3LD

Poles 4

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4-pole configuration Emergency switching-off function Front-mounted rotary operation Red/Yellow safety handle Suitable for simultaneous L and N switching

Product description

The Siemens 3LD2054-1TL53 is a 4-pole SENTRON switch disconnector designed for emergency switching-off functions. It has a rated operational current (Iu) of 16 A and an operating power of 7.5 kW at AC-23 A and 400 V. This unit is front-mounted and features a red/yellow rotary operating mechanism with central 22.5 mm mounting for the handle.

This 4-pole disconnector is vital for applications requiring simultaneous switching of all live conductors and the neutral line for complete isolation, such as in specific motor control circuits or IT power systems. Its front-mounted, rotary operation ensures accessibility and ease of use in demanding industrial environments.

As a veteran-owned surplus parts distributor, Stanlo Automation is dedicated to providing reliable access to industrial components like the Siemens 3LD2054-1TL53. We offer high-quality surplus parts at competitive prices, ensuring your automation systems remain operational.

Technical specifications

Type	Switch disconnector
Manufacturer	Siemens
Series	SENTRON 3LD
Poles	4
Rated Current (Iu)	16 A
Operating Power (AC-23A, 400V)	7.5 kW
Mounting	Front-mounted
Handle Type	Rotary
Handle Color	Red/Yellow
Handle Mounting	Central 22.5 mm

Common applications

Industrial machinery

Control panels

Safety systems

Power distribution

Automation equipment

IT power systems

Compatible systems

Industrial control panels Safety circuits Distribution boards Automation systems

Also known as

Siemens 3LD2054 3LD2054-1TL53 4-pole switch Siemens rotary emergency disconnect

Replaces / compatible with

This 4-pole switch disconnector is designed to replace similar Siemens 3LD series devices or other 4-pole disconnectors. Ensure electrical ratings and mounting compatibility.

Technical note

Expert tip

The rotary mechanism allows for clear visual indication of the ON/OFF status and is designed for reliable operation even after frequent use in emergency scenarios.

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Frequently asked questions

When is a 4-pole emergency switch disconnector like the 3LD2054-1TL53 recommended?

A 4-pole emergency switch disconnector like the Siemens 3LD2054-1TL53 is recommended for applications where disconnecting the neutral conductor along with all live conductors is required for complete isolation and safety. This is common in certain IT power systems or specific motor control setups.