The 10 Best Phase Monitoring Relays to Buy – September 2022 Review

Looking for the best Phase Monitoring Relays?

We did 25 hours of research and testing 15 products to create this review. We believe the best Phase Monitoring Relays doesn’t have to be the most sophisticated to be exceptional. Our product selection lives up to its promise. Many different criteria were used for this comparison to be more relevant and more precise. Now discover our comparison !

TOP 10

No. 1
3 Phase Monitoring Relay Circuit Protection Power Supply Monitor Phase Sequence Protector
  • DPA51CM44 3-Phase monitoring relay features strong anti-interference performance.
  • Compact size and convenient for installation.
  • Maintain constant and efficient work of the motor.
  • Widely used in motor protection, elevator, air conditioning system, power system and other industries.
  • 3-phase monitoring relay for phase sequence and phase loss. Detects when all phases are present and have the correct sequence.
No. 2
YWBL-WH RD6-W LCD Display Under Over Voltage Phase Sequence Protector 3 Phase Voltage Monitor Relay 208-480VAC
  • Advantage: LCD display shows voltage value, fault status, parameter setting.Real-time monitoring of three-phase overvoltage, undervoltage, phase error, phase loss faulty.Adjustable overvoltage value, undervoltage value and action time.
  • Operation voltage:Rated Voltage: 208-480VAC universal, 50/60Hz. Powered by the measuring circuit, no additional auxiliary power required.
  • Protection Function: Overvoltage, Undervoltage, Phase Failure, Phase Error, Voltage Imbalance, Timekeeping, Count, Fault Record.
  • Easy Installation: Standard modular construction, rail mounted for convenient installation. Mount Method: 35mm DIN rail.
  • Typical Application:Motor, Fan, Pump, Air Compressor, Hoist, Vehicle, Crane, Elevator, Machine Tools, Central Air Conditioning, Refrigeration Equipment, Laser Equipment, Industrial Control System.
No. 3
3 Phase Circuit Protection Power Supply Monitor Relay Voltage Protective Relay 4-Wire 3-Phase Phase Sequence AC 50/60Hz Machine Tools Elevators for Pumps
  • 3 Indicator Lights: The product has three indicator lights indicating various working conditions. The phase sequence protector adopts standard modular structure and rail installation.
  • 3 Indicator Lights: The product has three indicator lights indicating various working conditions. The phase sequence protector adopts standard modular structure and rail installation.
  • Application: The product enhances the anti-interference performance of frequency converter, and the performance is more stable. Products are widely used in pumps, cranes, elevators, machine tools and other equipment.
  • Function: Real-time monitoring of phase-staggered, phase-missing and voltage-unbalanced faults in three-phase four-wire circuit. He product has protective functions: phase breaking, phase staggering, unbalanced voltage, zero line breaking.
  • Easy To Use: Simple to operate and wire, connect to wires by screw terminals which are more convenient.
  • Customer Service: We are always committed to provide stable and reliable products to our respected customers. If you have any questions about our phone, please feel free to contact us. Our customer service team will offer you a satisfactory solution within 10 hours.
No. 4
Voltage Monitoring Relay, Under Over Voltage Protector 3 Phase Voltage Monitoring Sequence Protection Relay
  • Three phase voltage protector, chronograph and counter are integrated into one relay.
  • It is equipped with protective functions for over-voltage, under-voltage, loss of phase, phase sequence and unbalanced three phase voltage.
  • No external power requires.
  • With useful functions: electricity delay, output test, etc.
  • The LCD can show the data for easy reading. 2 rest module optional, manual and automatic.
No. 6
EVTSCAN Latest DPA51CM44 3-Phase Monitoring Relay, Current/Voltage Monitoring Relay Phase Sequence Protector for Three-Phase System, Without Neutral, Phase Loss, 208-480VAC
  • Small Size: 2021 Improved Version, This 3-Phase Monitoring Relay has a smaller compact size for easier and convenient use and install, and the size of the Monitoring Relay is 8.1 x 6.7 x 1.75 cm/3.1 x 2.6 x 0.6 inch, you can install it on any places around the room, saving a lot of place
  • Multi-functioanl: This DPA51CM44 3-Phase Monitoring Relay has a widely use on the electric filed, and it can be applied to motor protection, elevator, air conditioning system, power system and other industries, very helpful tool during daily life
  • Work Well: DPA51CM44 3-Phase Monitoring Relay features with strong anti-interference performance, so it helps maintain a constant and efficient work of the motor, it will provide an excellent performance during the working process
  • 3-Phase Design: This Current Monitoring Relay is designed with 3-Phase Monitoring Relay to provide a correct phase sequence, without neutral, phase Loss and Incorrect phase sequence, so it can detect when all phases are present and have the correct sequence
  • LED Indication: This DPA51CM44 Monitoring Relay features an LED indication for easier installation and trouble shooting, which permits a maximum degree of protection to be achieved for machines, plants and systems, and avoid far more significant subsequent damage, very convenient and useful
No. 7
DPA51CM44 3-Phase Monitoring Relay Power Supply Monitor Relay Phase Sequence Protector Current/Voltage Monitoring Relay for Three-Phase System 208-480VAC
  • 【ANTI-INTERFERENCE PERFORMANCE】Our 3-phase monitoring relay has strong anti-interference performance, which helps to maintain the continuous and efficient work of the motor, and provides excellent performance during the working process
  • 【CONVENIENT INSTALLATION】The phase sequence protector is small in size (8.1 x 6.7 x 1.75 cm/3.1 x 2.6 x 0.6 inches), easy to use and install, and save a lot of space
  • 【WIDE APPLICATION】Our three-phase relay is widely used in air compressors, motors, distribution boxes, water pumps, oil pumps, central air conditioning units, etc
  • 【3-PHASE MONITORING RELAY DESIGN】The phase sequence protector relay adopts the design of 3-phase monitoring relay to provide correct phase sequence, without neutral point, lack of phase and wrong phase sequence, so as to detect whether all phases exist and have correct phase sequence
  • 【LED INDICATORS】Our DPA51CM44 relay has LED indicators for easy installation and troubleshooting, allowing maximum protection of machines, devices and systems
No. 8
3 Phase Voltage Monitoring Sequence Relay JVR800-2 Voltage Protection Relay Under Over Voltage Protector
  • The Composition of This Product: Three-phase voltage protector, chronograph and counter are integrated in one relay.
  • Function: This voltage protection relay has overvoltage, undervoltage, phase loss, phase sequence and unbalanced three-phase voltage protection.
  • Practicality: This 3-phase voltage relay does not require an external power supply. Has practical functions: power delay, output test, etc
  • 2 rest modules are optional, manual and automatic.
  • The LCD can display data for easy reading.
No. 9
Siemens 3UG4615-1CR20 Monitoring Relay, Three Phase Voltage, Insulation Monitoring, 22.5mm Width, Screw Terminal, 1CO For Vmin and Vmax Contacts, 0-20s For Vmin and Vmax Delay Time, 160-690 Line Supply Voltage
  • Product Type:Electronic Component
  • Item Package Dimension:10.921 Centimeters L X 10.16 Centimeters W X 3.048 Centimeters H
  • Country Of Origin: United States
  • Item Package Weight:0.3 Pounds
No. 10
YWBL-WH SVR1000 Single Phase Protection Relay Over-Voltage 50V-300V Under-Voltage 1V-90V AC/DC(AD220)
  • Standard modular structure, guide rail type installation.
  • Ac/dc voltage universal, automatic identification of ac/dc voltage, no need to switch.
  • Built-in LCD Chinese display voltage value, fault status, setting parameters.
  • Real-time monitoring of single phase over-voltage and under-voltage fault.
  • No additional auxiliary power supply is required.

Intro

Find out where you can get the best Phase Monitoring Relays! Making your choice among different Phase Monitoring Relays on the market is not always easy. It can also turn into a daunting task because of the many websites offering the same type of product. On this page, we will give you a comparison to get the best value for your money. This complete ranking provides you with a comprehensive view and allows you to pick the best Phase Monitoring Relays. You will find a broad selection of models, brands, and prices. Whether you want to save money or find out what is the best Phase Monitoring Relays for you, our comparison will help you make the right choice. To keep things practical and easy to understand, we created a Top 10 of the best Phase Monitoring Relays. You won’t have to choose your products at random anymore.. On your marks! Compare! Pick your Phase Monitoring Relays!

Our Picks

No. 1
3 Phase Monitoring Relay Circuit Protection Power Supply Monitor Phase Sequence Protector
  • DPA51CM44 3-Phase monitoring relay features strong anti-interference performance.
  • Compact size and convenient for installation.
  • Maintain constant and efficient work of the motor.
  • Widely used in motor protection, elevator, air conditioning system, power system and other industries.
  • 3-phase monitoring relay for phase sequence and phase loss. Detects when all phases are present and have the correct sequence.
No. 2
YWBL-WH RD6-W LCD Display Under Over Voltage Phase Sequence Protector 3 Phase Voltage Monitor Relay 208-480VAC
  • Advantage: LCD display shows voltage value, fault status, parameter setting.Real-time monitoring of three-phase overvoltage, undervoltage, phase error, phase loss faulty.Adjustable overvoltage value, undervoltage value and action time.
  • Operation voltage:Rated Voltage: 208-480VAC universal, 50/60Hz. Powered by the measuring circuit, no additional auxiliary power required.
  • Protection Function: Overvoltage, Undervoltage, Phase Failure, Phase Error, Voltage Imbalance, Timekeeping, Count, Fault Record.
  • Easy Installation: Standard modular construction, rail mounted for convenient installation. Mount Method: 35mm DIN rail.
  • Typical Application:Motor, Fan, Pump, Air Compressor, Hoist, Vehicle, Crane, Elevator, Machine Tools, Central Air Conditioning, Refrigeration Equipment, Laser Equipment, Industrial Control System.
No. 3
3 Phase Circuit Protection Power Supply Monitor Relay Voltage Protective Relay 4-Wire 3-Phase Phase Sequence AC 50/60Hz Machine Tools Elevators for Pumps
  • 3 Indicator Lights: The product has three indicator lights indicating various working conditions. The phase sequence protector adopts standard modular structure and rail installation.
  • 3 Indicator Lights: The product has three indicator lights indicating various working conditions. The phase sequence protector adopts standard modular structure and rail installation.
  • Application: The product enhances the anti-interference performance of frequency converter, and the performance is more stable. Products are widely used in pumps, cranes, elevators, machine tools and other equipment.
  • Function: Real-time monitoring of phase-staggered, phase-missing and voltage-unbalanced faults in three-phase four-wire circuit. He product has protective functions: phase breaking, phase staggering, unbalanced voltage, zero line breaking.
  • Easy To Use: Simple to operate and wire, connect to wires by screw terminals which are more convenient.
  • Customer Service: We are always committed to provide stable and reliable products to our respected customers. If you have any questions about our phone, please feel free to contact us. Our customer service team will offer you a satisfactory solution within 10 hours.

Why you should trust us?

This guide is the result of more than 10 years of experience in researching, testing, and writing about various subject. Our team members are experts in their fields. We spent 25 hours reading all the articles we could find online and all the customer reviews on various retail websites such as Amazon, Ebay, Alibaba or Flipkart. We also found many websites that provided valuable resources such as purchasing guides and detailed information on Phase Monitoring Relays. To help you make the best choice among the hundreds of products available, we decided to offer you a comparison in order to find the best value for your money. We searched different fields to find the best Phase Monitoring Relays. We also looked at the best alternatives for reasonably priced and easy to use products. After we determined our main parameters, we conducted our research and tests.These parameters separate a great product from an average one:

  • Price
  • Ease of use
  • Customer reviews
  • Quality
  • Durability

Conclusion

We hope this ranking was helpful to you in choosing the Phase Monitoring Relays that best suits you. We made it thoroughly and we will update it regularly, so that you get a real-time comparison. Our goal is to allow you to compare models and prices, to get an overview of what the market has to offer. We are here to make it easier for you and to make informed decisions. If our ranking gave you a clearer view on the different products available, feel free to let us know in the comments section. We will happily read them.

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Last update on 2022-09-30 at 22:36 / Affiliate links / Images from Amazon Product Advertising API