3UA50 SIEMENS Overload Relay

Review SIEMENS Overload Relay 0.8 1.25a Used

The Siemens 3UA50 40-0K Overload Relay is a versatile and reliable electrical protection device designed to prevent overloads and reduce the risk of electrical fires. This particular model is suitable for currents up to 1.25 Amperes and voltages up to 40 Volts.

The 3UA50 Overload Relay features a time-delayed trip function, which allows it to respond to gradually increasing current loads over a specified period. Once the current exceeds the rated value for a defined time, the relay trips, disconnecting the circuit to prevent potential damage. The time delay can be set using the adjustable dial on the front of the relay.

This overload relay is designed with a rugged and compact construction, making it suitable for installation in various industrial and commercial applications. It is designed to operate in harsh environments, with a temperature range of -30 C to 70 C and a high insulation resistance.

The Siemens 3UA50 Overload Relay is easy to install and maintain, with clear markings and a simple mounting pattern. It is also compatible with various types of control devices, allowing for easy integration into existing electrical systems.

The relay comes with a test button, which can be used to manually activate the tripping mechanism and test the functionality of the device. This ensures that the relay is working correctly and provides peace of mind for maintenance personnel and electrical engineers.

In summary, the Siemens 3UA50 40-0K Overload Relay is a robust and reliable electrical protection device suitable for applications with currents up to 1.25 Amperes and voltages up to 40 Volts. Its time-delayed trip function, rugged construction, and easy installation make it an essential component for any industrial or commercial electrical system.

Siemens 3UA50 40-0K Overload Relay (0.8/1.25A) is a protective device used in electrical systems to disconnect the circuit in case of overcurrent conditions. Here are some pros and cons of buying this overload relay:

1. Siemens is a reputed brand known for its high-quality electrical components.

2. This overload relay comes with adjustable settings for current range, allowing flexibility in applications.

3. The compact size makes it easy to install in various types of electrical panels.

4. The overload relay offers good overload protection and can help prevent motor damage.

5. The relay has a clear and easy-to-read status indicator, making it simple to monitor the circuit's status.

1. The price point of this overload relay may be higher than some other brands or models in the market.

2. It may require additional wiring and accessories for installation, which could add to the overall cost.

3. The adjustment of the current setting may require some technical knowledge and experience.

The Siemens 3UA50 40-0K Overload Relay (0.8/1.25A) is a reliable and effective protective device for electrical systems. Its adjustable settings, compact size, and high-quality construction make it a good choice for those who prioritize durability and flexibility. However, its relatively high price point and the potential need for additional accessories may be a deterrent for some buyers.

If you are looking for a high-quality overload relay from a reputed brand and are willing to pay a premium for it, then the Siemens 3UA50 40-0K Overload Relay (0.8/1.25A) is a solid choice. However, if you are on a tight budget or prefer a more cost-effective option, you may want to consider exploring other brands or models in the market. Ultimately, the decision comes down to your specific needs, budget, and priorities.

Details:

These services include: ups 3 day select. Ups 2 day air am. Prices for these options may differ from standard ground shipping.

Item is sold as pictured. Ups next day am. Siemens 3UA50 40-0K overload relay, 0.8 - 1.25a. The cost of combined shipping depends on weight, location buyer and size box.

specifications genpurrelays:

• brand: Siemens
• mpn: 3ua50

general genpurrelays:

• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays

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offer genpurrelays:

• sold #: 21
• best offers: true
• started: june 26, 2025
• availability: in stock
• options: ship-to-home
• prices: $59.99–$190.00
• item condition:
  • New – Open box
  • Used
• in stock #: 5

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• paid by: buyer
• time: 30 days
• policy: returns accepted
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• transit: 5-8 days
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• city: kawkawlin, michigan
• # reviews: 22080
• rating: 99.8%