Siemens 3LD2003-0TK53 3-Pole Emergency Switch

Siemens 3LD2003-0TK53 3-pole emergency switch disconnector, 16A.

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ManufacturerSiemens

Part number3LD2003-0TK53

Series SENTRON 3LD

Type Switch disconnector, Emergency switching-off switch

Number of poles 3

Rated uninterrupted current (Iu) 16 A

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Veteran-owned

CAGE: 9NK75

3-pole configuration 16A current rating 7.5kW switching capacity Emergency stop function Front-mounted rotary operation Red/Yellow safety handle

Product description

The Siemens 3LD2003-0TK53 is a SENTRON series switch disconnector, functioning as an emergency switching-off switch. It is a 3-pole device with a rated current (Iu) of 16A and an operating power of 7.5 kW at 400V AC-23A. This model features front mounting with a rotary operating mechanism in Red/Yellow and 4-hole mounting for the handle.

This switch is vital for safety applications, providing a reliable means to quickly shut down machinery or power circuits in emergency situations. It is commonly used on machine tools, industrial equipment, and control panels where immediate power interruption is critical.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3LD2003-0TK53. Rely on us for cost-effective and dependable components for your safety systems.

Technical specifications

Series	SENTRON 3LD
Type	Switch disconnector, Emergency switching-off switch
Number of poles	3
Rated uninterrupted current (Iu)	16 A
Operating power at AC-23A 400V	7.5 kW
Mounting	Front-mounted
Handle	Rotary, Red/Yellow, 4-hole mounting

Common applications

Machine Tools

Industrial Equipment

Control Panels

Emergency Power Off

Safety Circuits

Factory Automation

Compatible systems

Industrial control panels and machinery requiring emergency power disconnection

Also known as

Siemens 16A emergency switch 3LD2003 0TK53 SENTRON 3LD switch

Replaces / compatible with

Replaces older models of Siemens 3LD series emergency switches and provides a direct upgrade path for safety circuit components.

Technical note

Expert tip

The Red/Yellow 4-hole mounting handle of the 3LD2003-0TK53 is designed for prominent emergency stop operation and can be padlocked in the OFF position.

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Frequently asked questions

What is the operating power rating for the Siemens 3LD2003-0TK53 at 400V?

The Siemens 3LD2003-0TK53 has an operating power rating of 7.5 kW at 400V AC-23A, indicating its capacity for switching motor loads.