What is the function of the Siemens 3UB81234EW2 Solid State Overload Relay?

The Siemens 3UB81234EW2 Solid State Overload Relay is designed to protect motors from overload situations by detecting excess current. When the current surpasses a preset limit, the relay interrupts the power supply, preventing potential motor damage. This relay's solid-state design contributes to its durability and reliability, making it suitable for industrial applications where quick response times and precise control are necessary, particularly in 3-phase systems.

How do I set the current rating on the Siemens 3UB81234EW2 relay?

Setting the current rating on the Siemens 3UB81234EW2 relay involves adjusting the dial or selector switch on the device itself. The range is adjustable from 10 to 40A, allowing you to customize it according to the specific requirements of your motor or application. Proper configuration is crucial because it ensures optimal protection against overload conditions. For example, if you're using it with a motor rated at 30A, setting the relay slightly above this rating will provide effective protection.

What is the importance of using a solid-state overload relay like the Siemens 3UB81234EW2?

Solid-state overload relays, such as the Siemens 3UB81234EW2, are important for their faster response times and greater reliability compared to traditional electromagnet relays. They minimize mechanical wear and tear, offering reduced maintenance needs. This makes them ideal for applications requiring consistent performance, like in manufacturing plants where machinery operates continuously. Utilizing solid-state technology also contributes to energy efficiency, reducing operational costs over time.

Can the Siemens 3UB81234EW2 be used in a variety of industrial applications?

Yes, the Siemens 3UB81234EW2 Solid State Overload Relay is versatile and can be utilized across a wide range of industrial applications, including conveyors, pumps, and fans. Its adjustable current settings make it adaptable to different motor specifications, and its robust design ensures reliability in challenging environments. This flexibility is particularly useful in manufacturing, where multiple machines may require different overload settings but benefit from a unified protection strategy.

What are the benefits of the Class 5102030 rating on this overload relay?

The Class 5102030 rating indicates that the Siemens 3UB81234EW2 is designed with specific operational characteristics suitable for standard motor protection. This classification helps ensure that the relay appropriately responds to overload conditions, providing reliable performance under various electrical loads. This is particularly beneficial in environments where equipment must adhere to specific safety and performance standards, enhancing both operational safety and functionality.

How does the Siemens overload relay improve system efficiency?

The Siemens 3UB81234EW2 Solid State Overload Relay improves system efficiency by quickly detecting overload conditions and interrupting power to the motor, preventing unnecessary energy loss and potential damage. By eliminating downtime due to motor failures, it ensures that systems run smoothly and efficiently. For instance, in a production line, minimizing downtime contributes to maintaining high throughput, which is essential for overall operational success.

Is the Siemens 3UB81234EW2 suitable for use with variable frequency drives (VFDs)?

Yes, the Siemens 3UB81234EW2 Solid State Overload Relay can be used with variable frequency drives (VFDs). It is designed to handle fluctuating current levels typical in VFD applications while still providing effective motor protection. This compatibility is crucial for industries utilizing VFDs for energy savings and process control, allowing seamless integration without compromising system safety.

What frame size does the Siemens 3UB81234EW2 relay have?

The Siemens 3UB81234EW2 relay is classified as Frame Size A1. This designation indicates its physical dimensions and mounting specifications, ensuring compatibility with specific enclosures and panels. Knowing the frame size is essential for installation as it helps in selecting the appropriate base and space needed to mount the relay securely, which is a common consideration in system design.

How does the adjustable feature benefit the user?

The adjustable feature of the Siemens 3UB81234EW2 relay allows users to set the current rating according to their specific application needs, ranging from 10 to 40A. This customization is beneficial for ensuring that the relay responds accurately to the operational requirements of different motors. It provides flexibility in installation, making it suitable for a variety of applications, therefore enhancing its overall usefulness in industrial settings.

How to Shop Siemens 3UB81234EW2 Solid State Overload Relay, Online From Ubuy?

It’s easy to shop Siemens 3UB81234EW2 Solid State Overload Relay, online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is Siemens 3UB81234EW2 Solid State Overload Relay, Available to Shop Online in South Africa?

Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The Siemens 3UB81234EW2 Solid State Overload Relay, is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

SIEMENS

Siemens ESP200 Solid State Overloads: wide variety of applications, field selectable Trip Class 5, 10, 20 or 30, 4:1 current adjustment range, fine adjustment dial, heater less overload, easily accessible Reset button

SIEMENS

Item #: 19494858

Siemens 3UB81234EW2 Solid State Overload Relay, ESP200 Catalog No. 48ATE3S00, 10 to 40A, Frame Size A1, 3-Phase, Class 5/10/20/30 Adjustable,

Q: Where can I buy Siemens 3UB81234EW2 Solid State Overload Relay in South Africa?

You can purchase the Siemens 3UB81234EW2 Solid State Overload Relay from Ubuy in South Africa. Ubuy is a trusted online retailer that offers a wide selection of industrial products, ensuring customers have access to high-quality components like this relay. Shopping through Ubuy allows you to benefit from various purchasing options while ensuring the product meets your specific requirements.

Item #: 19494858

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Siemens ESP200 Solid State Overloads: wide variety of applications, field selectable Trip Class 5, 10, 20 or 30, 4:1 current adjustment range, fine adjustment dial, heater less overload, easily accessible Reset button

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What Stands Out

Adjustable Settings

The Siemens solid state overload relay offers adjustable class settings (5/10/20/30), allowing precise protection tailored to specific motor applications, enhancing reliability and performance in varying operational conditions.

Manual/Automatic Reset

Versatile reset options enable users to choose between manual and automatic reset, providing flexibility and ensuring that motors are promptly restarted after overloads, reducing downtime in critical operations.

Wide Current Range

Supporting currents from 10 to 40A, this relay is ideal for diverse 3-phase applications, making it a versatile choice for various industrial setups, boosting usability and cost-effectiveness for multiple projects.

Product Details

Siemens 3UB81234EW2 Solid State Overload Relay, ESP200 Catalog No. 48ATE3S00
10 to 40A, Frame Size A1, 3-Phase, Class 5102030 Adjustable
Solid State Electronic Overload - No Heaters Required
Field Selectable Trip Class 5, 10, 20, or 30 via DIP-switches
Removable Terminal Block with Touch safe Terminals, UL Listed, CSA Certified
4:1 current adjustment range, Easily accessible Reset button with visible and audible indications

Item Weight

1 lbs (450 grams)

Who Should Buy?

Industrial Automation
Ideal for manufacturing settings requiring reliable overload protection and adjustable settings for motors up to 40A.
Motor Control Systems
Benefits users needing solid state relays in motor control applications, providing manual and automatic reset options.
Energy Efficiency
Great choice for users focused on energy-saving applications, as it offers precise overload protection minimizing energy loss.

Residential Use
Not suitable for home applications due to its high amperage range and complexity compared to simpler alternatives.
Low Current Applications
Unsuitable for applications requiring less than 10A, as this unit is designed for higher current use.
Budget-Conscious Users
May not fit users with limited budgets, as advanced safety features lead to a higher price point.

Product Description

Siemens 3UB81234EW2 Solid State Overload Relay, ESP200 Catalog No. 48ATE3S00, 10 to 40A, Frame Size A1, 3-Phase, Class 5/10/20/30 Adjustable, Manual/Automatic Reset

About This Item

Upgrade your electrical system with the Siemens 3UB81234EW2 Solid State Overload Relay. This powerful relay is designed for a wide range of applications, providing reliable protection for your equipment. The ESP200 Solid State Overloads are versatile and easy to use.

With field selectable Trip Class options of 5, 10, 20, or 30, you can easily set the relay according to your specific application requirements. No more guessing or carrying multiple relays for different applications. This not only saves you time but also reduces inventory costs. One of the standout features of the ESP200 is its 4:1 current adjustment range.

With a fine adjustment dial labeled in full load amps, you have precise control over the relay's settings. This ensures optimal performance and protection for your electrical system. In addition, the ESP200 features a heaterless overload design. This design minimizes the heat trapped in the enclosures, reducing the need for additional ventilation or cooling.

This not only saves you money on cooling costs but also improves the overall efficiency of your system. For added convenience, the ESP200 includes an easily accessible reset button. This button provides visible and audible indications to ensure that the tripped overload is ready to be reset and your system can safely restart. Invest in the Siemens 3UB81234EW2 Solid State Overload Relay for reliable and efficient protection for your electrical system. With its adjustable trip class options, precise current adjustment, and convenient reset button, this relay offers the performance and ease of use that you need.

Upgrade your system today and experience the cost savings and peace of mind that Siemens products provide.

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Customer Questions & Answers

Question: How to Shop Siemens 3UB81234EW2 Solid State Overload Relay, Online From Ubuy?

Answer: It’s easy to shop Siemens 3UB81234EW2 Solid State Overload Relay, online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is Siemens 3UB81234EW2 Solid State Overload Relay, Available to Shop Online in South Africa?

Answer: Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The Siemens 3UB81234EW2 Solid State Overload Relay, is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

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Pros

Versatile overload protection
Adjustable current settings
Compact and space-saving design
Reliable 3-phase operation
Clear LED status indicators

Cons

Occasional calibration needed

Product Price History

Important information

Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

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Features & Benefits

Designed for a wide variety of applications
Field selectable Trip Class 5, 10, 20 or 30
4:1 current adjustment range, fine adjustment dial
Heater less overload minimizes the heat trapped in the enclosures
Easily accessible Reset button

Siemens 3UB81234EW2 Solid State Overload Relay, ESP200 Catalog No. 48ATE3S00, 10 to 40A, Frame Size A1, 3-Phase, Class 5/10/20/30 Adjustable,

ZAR 5206

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Free Return*

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100% Original Products

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What Stands Out

Product Details

Who Should Buy?

Product Description

About This Item

Customer Questions & Answers

SIEMENS Overload Relays Editorial Review

Customer Reviews & Ratings

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Pros

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Product Price History

Important information

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