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Siemens 3TC4817-0AB4 2-Pole DC Contactor | 75A Auxiliary Contacts

Siemens 3TC4817-0AB4 2-pole DC Contactor with 75A auxiliary contacts.

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ManufacturerSiemens

Part number3TC4817-0AB4

Type Contactor

Manufacturer Siemens

Frame Size 4

Poles 2

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CAGE: 9NK75

High current auxiliary switch (75A) 2 NO + 2 NC auxiliary contacts Designed for DC-3 and DC-5 Frame size 4 for heavy-duty applications 24V DC coil operation Durable construction

Product description

The Siemens 3TC4817-0AB4 is a robust 2-pole contactor engineered for DC-3 and DC-5 applications. It boasts a 75A auxiliary switch with a 2 NO + 2 NC configuration, and operates with a 24V DC coil.

This contactor is ideal for heavy-duty DC switching tasks in industrial environments, including motor control, power distribution, and various automation applications. Industries benefiting from this component include manufacturing, mining, and transportation.

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Technical specifications

Type	Contactor
Manufacturer	Siemens
Frame Size	4
Poles	2
Auxiliary Switch	22 (2 NO + 2 NC)
Coil Voltage	24 V DC
Operation	DC

Common applications

DC Motor Control

Industrial DC Power

Automation Systems

Heavy Industry

Manufacturing

Mining Equipment

Compatible systems

DC Control Systems Industrial Automation Panels Siemens Motor Starters

Also known as

Siemens 3TC4817-0AB4 DC Contactor Siemens Frame 4 Contactor

Replaces / compatible with

This contactor is suitable for applications requiring robust DC switching. Refer to Siemens documentation for specific integration details.

Technical note

Expert tip

Verify the DC coil voltage of 24V DC is stable and within tolerance for reliable switching.

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Frequently asked questions

What is the coil voltage and auxiliary contact configuration for the Siemens 3TC4817-0AB4?

The Siemens 3TC4817-0AB4 operates with a 24V DC coil. It is equipped with a 75A auxiliary switch featuring 2 normally open (NO) and 2 normally closed (NC) contacts.