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Siemens 3LD2866-1GP53 3-Pole Emergency Switch Disconnector

Siemens 3LD2866-1GP53 3-pole emergency switch disconnector.

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ManufacturerSiemens

Part number3LD2866-1GP53

Poles 3

Rated Current (Iu) 125 A

Operating Power (AC-23A, 400V) 45 kW

Encapsulation Molded plastic for metric cable gland

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3-Pole configuration Emergency stop function 125A current rating 45kW power capacity Metric cable gland fitting 1 NC + 1 NO auxiliary contacts

Product description

The Siemens 3LD2866-1GP53 is a 3-pole SENTRON 3LD series switch disconnector, functioning as an emergency switching-off switch. It is rated for 125 A (Iu) and has an operating power of 45 kW at AC-23A and 400 V. This model features molded plastic encapsulation suitable for metric cable glands and includes 1 NC and 1 NO auxiliary contact. It is controlled by a red/yellow rotary operating mechanism.

This switch disconnector is designed for safety-critical applications where immediate power cutoff is essential, such as emergency stops on machinery. The metric cable gland interface is standard in many industrial installations.

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Technical specifications

Poles	3
Rated Current (Iu)	125 A
Operating Power (AC-23A, 400V)	45 kW
Encapsulation	Molded plastic for metric cable gland
Auxiliary Contacts	1 NC, 1 NO
Operation	Rotary
Handle Color	Red/Yellow

Common applications

Emergency stop circuits

Machine safety

Industrial control panels

Production line safety

Power disconnection

Compatible systems

General industrial control systems

Also known as

Siemens 3LD emergency disconnector 125A Siemens emergency switch SENTRON 3LD emergency off

Technical note

Expert tip

Ensure the correct size and type of metric cable gland is used for optimal sealing and strain relief.

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Frequently asked questions

What type of cable gland fitting does the Siemens 3LD2866-1GP53 use?

The Siemens 3LD2866-1GP53 switch disconnector features molded plastic encapsulation designed for metric cable glands. This ensures a secure and compliant connection point for power cables.