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Siemens 3RT1034-1B

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3RT1034-1B

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Marvo Stock ID MV-73L7
HS Code 85364900
SKU 3RT1034-1B
Condition Used
Category General Automation
Warranty 12 months
Weight (kg) 0.50
Length (mm) 130.00
Width (mm) 55.00
Height (mm) 112.00

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Specification & Description

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Specification & Description

Specification Description
Part Number 3RT1034-1B
Alternative Part Number 3RT10341B
Manufacturer Siemens
Category General Automation
Size S2
Number of Poles 3 for main current circuit
Number of NO Contacts 3 for main contacts
Number of NC Contacts 2 for auxiliary contacts
Operating Voltage AC-3 15 kW/400 V, DC 24 V
Control Supply Voltage (DC) Rated value 24 V
Operating Current at AC-1 50 A at 400 V/40 °C, 45 A at 400 V/60 °C
Operating Current at AC-3 32 A at 400 V
Operating Current at DC-1 45 A at 24 V
Operating Current at DC-3/DC-5 35 A at 24 V
Service Power at AC-3 15 kW at 400 V
Insulation Voltage Rated value 690 V
Surge Voltage Resistance Rated value 6 kV
Mechanical Service Life 10,000,000 cycles for contactor, 5,000,000 cycles with electronics-compatible auxiliary block
Thermal Short-time Current Restricted to 10 s, 320 A
Protection Class IP IP20 on the front
Ambient Temperature Operating -25 … +60 °C
Ambient Temperature Storage -55 … +80 °C
Installation Altitude Maximum 2,000 m above sea level
Connection Type Screw-type terminals for main and auxiliary/control current circuit
Width 55 mm
Height 112 mm
Depth 130 mm
Required Spacing 6 mm to grounded parts at the side
Mounting Type Screw and snap-on mounting onto 35 mm standard mounting rail

The Siemens 3RT1034-1B is a robust power contactor designed for industrial applications requiring reliable switching of motors and other electrical loads. This contactor is part of the SIRIUS product range and is known for its durability and high performance. With a size S2 frame, it offers a compact footprint for easy integration into various control systems.

Engineered to handle AC-3 loads up to 15 kW at 400 V, the 3RT1034-1B features a 3-pole configuration with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, providing flexibility for complex control circuits. The contactor operates with a DC control supply voltage of 24 V, making it suitable for a wide range of direct current applications.

The device boasts an impressive mechanical operating life, capable of up to 10 million operating cycles, ensuring long-term reliability and reduced maintenance requirements. It also has a rated insulation voltage of 690 V and can withstand surge voltages up to 6 kV, offering additional protection against voltage spikes.

Installation is straightforward, with options for screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022. The contactor's dimensions are 55 mm in width, 112 mm in height, and 179 mm in depth, with a requirement to maintain a 6 mm distance to earthed parts sideways.

For electrical connections, the 3RT1034-1B utilises screw-type terminals, accommodating a range of conductor sizes for both the main and auxiliary circuits. This ensures secure and reliable connections for consistent operation.

The Siemens 3RT1034-1B is a testament to quality engineering, offering a combination of performance, versatility, and ease of use, making it a preferred choice for professionals seeking a dependable solution for controlling electrical loads in industrial environments.

Commonly Asked Questions

Is my order covered by a warranty?

Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.

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Is Marvo a credible parts supplier?

Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.

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Have steps been taken to ensure quality control?

Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.

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Frequently Asked Questions

What type of contactor is this?

This is a power contactor designed for switching an electrical power circuit, specifically a SIRIUS 3-pole contactor with 2 normally open (NO) and 2 normally closed (NC) contacts, suitable for AC-3 applications up to 15 kW/400 V.

Can this contactor be used with DC control circuits?

Yes, this contactor is designed to be used with DC control circuits and has a rated control supply voltage of 24 V DC.

What is the rated operating current for this contactor?

The rated operating current for this contactor at AC-3/400 V is 32 A.

What is the size of this contactor?

The contactor is of size S2, which is a designation used by Siemens to indicate its physical dimensions and the capacity of the contactor.

What is the insulation voltage rating of this contactor?

The insulation voltage rating of this contactor is 690 V.

What is the mechanical service life of this contactor?

The mechanical service life of this contactor is typically 10 million operating cycles.

What type of mounting can be used for this contactor?

This contactor can be mounted using screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022.

What are the dimensions of this contactor?

The dimensions of the contactor are 55 mm in width, 112 mm in height, and 130 mm in depth.

What is the ambient temperature range for operating this contactor?

The ambient temperature range for operating this contactor is from -25 °C to +60 °C.

How is the electrical connection made for the main current circuit?

The electrical connection for the main current circuit is made via screw-type terminals.

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New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.

Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.

Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.

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