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Siemens

3RT1045-1AP00

£97.40 (ex. VAT)

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Marvo Stock ID MV-20KI
HS Code 85364900
SKU 3RT1045-1AP00
Condition Used
Warranty 12 months
Weight (kg) 2.00
Length (mm) 300.00
Width (mm) 190.00
Height (mm) 150.00

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Specification & Description

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Specification & Description

Specification Description
Part Number 3RT1045-1AP00
Alternative Part Number 3RT10451AP00
Manufacturer Siemens
Product Type Power Contactor
Poles 3 Poles
Rated Operational Current AC-3 80 A
Rated Operational Voltage 400 V
Control Supply Voltage AC 230 V AC, 50 Hz
Size S3
Terminal Type Screw Terminal
Insulation Voltage Rated at 1,000 V
Degree of Pollution 3
Surge Voltage Resistance Rated value 6 kV
Maximum Voltage for Safe Isolation 690 V between coil and main contacts according to EN 60947-1
Protection Class IP IP20 on the front with cover / box terminal, IP00 of the terminal
Shock Resistance At AC: 6.8g / 5 ms, 4g / 10 ms
Mechanical Service Life Typical 10,000,000 operations
Operating Current at AC-1 Up to 120 A at 400 V, 40 °C ambient temperature
Operating Power at AC-3 37 kW at 400 V
Mounting Type Screw and snap-on mounting onto 35 mm and 75 mm standard mounting rail
Dimensions Height: 146 mm, Width: 70 mm, Depth: 139 mm
Ambient Temperature Operating: -25 to +60 °C, Storage: -55 to +80 °C
Installation Altitude Up to 2,000 m above sea level
Short-Circuit Protection Fuse gL/gG: 250 A for type of coordination 1, 160 A for type of coordination 2
Auxiliary Circuit Contact Rating AC-12 maximum 10 A, AC-15 at 230 V 6 A, at 400 V 3 A

The Siemens 3RT1045-1AP00 is a robust power contactor designed to handle high current applications with ease. This three-pole contactor is rated for AC-3 80 A and can manage 37 kW at 400 V, making it an ideal choice for a wide range of industrial switching operations. Its coil operates at 230 V AC with a 50 Hz frequency, ensuring compatibility with standard industrial power supplies in the UK and other regions with similar electrical standards.

Crafted for durability, the 3RT1045-1AP00 boasts an impressive mechanical service life, capable of up to 10 million switching cycles. This longevity is a testament to the quality engineering and reliability that Siemens is known for. The contactor is part of the SIRIUS product line, which is synonymous with high performance and seamless integration into various control systems.

The device is designed with user safety in mind, featuring an IP20 protection class on the front, ensuring that the contactor is safeguarded against solid objects larger than 12.5 mm. Additionally, it has a degree of pollution rating of 3, indicating that it can withstand a certain level of harmful environmental factors.

Installation is straightforward, thanks to its screw and snap-on mounting options, which allow for quick and secure attachment to standard mounting rails. The contactor's dimensions are compact, with a width of 70 mm and a height of 146 mm, ensuring it doesn't take up excessive space in electrical cabinets or control panels.

The 3RT1045-1AP00 is a phased-out product, and while it continues to be supported, a preferred successor model is available for those looking for the latest advancements in contactor technology. However, for those in need of a reliable and time-tested solution, the Siemens 3RT1045-1AP00 remains a solid choice for controlling motors and loads efficiently and effectively in industrial settings.

Commonly Asked Questions

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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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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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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, similar to a relay except with higher current ratings. It's suitable for heavy-duty applications.

Can this contactor be used for three-phase applications?

Yes, it is a 3-pole contactor, making it suitable for three-phase applications.

What is the rated operating current of this contactor at AC-3?

The rated operating current at AC-3 is 80 A.

What is the control supply voltage for this contactor?

The control supply voltage for this contactor at AC is 230 V at 50 Hz.

What is the insulation voltage rating of this contactor?

The insulation voltage rating of this contactor is 1,000 V.

What is the mechanical service life of this contactor?

The mechanical service life of the contactor is typically 10 million switching cycles.

What are the ambient operating temperature limits for this contactor?

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

What is the maximum installation altitude for this contactor?

The maximum installation altitude for this contactor is 2,000 metres above sea level.

What are the dimensions of this contactor?

The dimensions are 70 mm in width, 146 mm in height, and 139 mm in depth.

What type of terminals does this contactor have for electrical connection?

This contactor is equipped with screw-type terminals for both the main and auxiliary circuits.

Is this contactor suitable for use in controlling motors?

Yes, it is suitable for motor control applications and is rated for AC-3 usage, which is typical for starting and stopping motors.

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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.

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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.