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Siemens 3TH4346-0BB4 Contactor Relay - DC Operation

Siemens 3TH4346-0BB4 Contactor Relay with 7 NO + 3 NC contacts (DC).

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ManufacturerSiemens

Part number3TH4346-0BB4

Manufacturer Siemens

Part Number 3TH4346-0BB4

Type Contactor Relay

Contacts 7 NO + 3 NC

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7 Normally Open (NO) contacts 3 Normally Closed (NC) contacts DC operation 24V DC coil Screw terminals EN 50011 compliant

Product description

The Siemens 3TH4346-0BB4 is a DC-operated contactor relay designed for control applications where DC power is utilized. It features a standard configuration of 7 normally open (NO) and 3 normally closed (NC) auxiliary contacts, offering versatile switching capabilities. The relay is specifically designed for 24V DC operation and employs secure screw terminals for reliable electrical connections.

This contactor relay is suitable for various DC control circuits, including those found in mobile equipment, specialized machinery, or systems with dedicated DC power supplies. Industries such as transportation, renewable energy, and certain types of automation leverage DC control for specific requirements.

Stanlo Automation, a veteran-owned business specializing in surplus industrial automation parts, offers the Siemens 3TH4346-0BB4. We are committed to providing high-quality, cost-effective components and excellent customer service to support your automation projects.

Technical specifications

Manufacturer	Siemens
Part Number	3TH4346-0BB4
Type	Contactor Relay
Contacts	7 NO + 3 NC
Operation	DC
Coil Voltage	24V DC
Termination	Screw Terminal

Common applications

DC control circuits

Mobile equipment

Specialized machinery

Renewable energy systems

Transportation

Industrial automation

Compatible systems

DC control systems requiring 7 NO and 3 NC auxiliary contacts.

Also known as

Siemens 3TH4346 DC relay 24V DC Siemens contactor Siemens control relay DC

Replaces / compatible with

This DC contactor relay is suitable for control applications needing auxiliary contacts in DC circuits. Consult Siemens documentation for precise compatibility.

Technical note

Expert tip

When using this 24V DC relay, ensure correct polarity is observed during wiring to prevent damage and ensure proper operation.

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Frequently asked questions

What is the coil voltage for the Siemens 3TH4346-0BB4 contactor relay?

The Siemens 3TH4346-0BB4 contactor relay is designed for DC operation with a coil voltage of 24V DC. It is crucial to ensure your DC power source matches this voltage for proper functioning.