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Timing Counting Function Voltage Relay Phase Sequence Protection

Timing Counting Function Voltage Relay Phase Sequence Protection

US $ 16.45-18.21 / Piece FOB
100 Pieces (MOQ)
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Main Products: Electronic Relay, Motor Protector, Voltage Relay, Current Relay, Time Relay
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Yueqing Aukeman Trading Co., Ltd.

Zhejiang, China Since 2010
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Auto-Recovery Function Single Phase Surge Protection Device for Refrigerators

Auto-Recovery Function Single Phase Surge Protection Device for Refrigerators

US $ 3.24-6.38 / Piece FOB
50 Pieces (MOQ)
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Installation : Parallel Arrester
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Wenzhou Zhengkai Electric Co., Ltd

Zhejiang, China Since 2025
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Single-Phase Intelligent Water Pump Controller 2.4kw Overload Protection Function

Single-Phase Intelligent Water Pump Controller 2.4kw Overload Protection Function

US $ 30-35 / Piece FOB
1 Piece (MOQ)
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Main Products: Pump Controller
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Audited Supplier
Shanghai Winning Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2021
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an Advanced Single-Phase Voltage System with Enhanced Fuse Protection Function

an Advanced Single-Phase Voltage System with Enhanced Fuse Protection Function

US $ 150-300 / Piece FOB
1 Piece (MOQ)
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Usage : Protection, Measurement
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Audited Supplier
Shenheng Power Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Overcurrent Protection Child Lock Function Wall Mounted Wallbox Dual Phase Option

Overcurrent Protection Child Lock Function Wall Mounted Wallbox Dual Phase Option

US $ 120-159 / Piece FOB
20 Pieces (MOQ)
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Main Products: Charging Station; Container Energy Storage
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Audited Supplier
Zhongchi Intelligence and Technology (Yangzhou) Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2026
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Variable Frequency Inverter 3 Phase Converter with Over Current Protection Function

Variable Frequency Inverter 3 Phase Converter with Over Current Protection Function

US $ 220-240 / Piece FOB
1 Piece (MOQ)
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Link of Transformation : AC-DC-AC Variable-Frequency Drive
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Audited Supplier
ZHEJIANG KAIMIN ELECTRIC CO., LTD.

Zhejiang, China Since 2020
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Three-Phase AC 380V 1: 30 Gear-Type Reducer Motor with 50 Hz Frequency, Explosion-Proof Protection Function GM-Sb, 0.75kw

Three-Phase AC 380V 1: 30 Gear-Type Reducer Motor with 50 Hz Frequency, Explosion-Proof Protection Function GM-Sb, 0.75kw

US $ 500-600 / Piece FOB
1 Piece (MOQ)
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Main Products: HMI PLC Serv Frequency Converter
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Dongguan Xinping Industrial Automation Co., Ltd

Trading Company

Guangdong, China Since 2026
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China Automatic Six Phase Relay Protection Tester with GPS Synchronization Test Function

China Automatic Six Phase Relay Protection Tester with GPS Synchronization Test Function

US $ 2,600-9,900 / Set FOB
1 Set (MOQ)
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Type : Universal Testing Machine
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EP HIPOT ELECTRIC CO., LTD.

Manufacturer/Factory & Trading Company

Hubei, China Since 2019
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Hzjb-330s China Automatic Three Phase Relay Protection Tester with Software Self-Calibration Function

Hzjb-330s China Automatic Three Phase Relay Protection Tester with Software Self-Calibration Function

US $ 8,357-9,642.85 / Piece FOB
1 Piece (MOQ)
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Main Products: Power Safety Apparatus Test Equipment, Power Transformer Test Equipment, High Voltage Switch Test Equipment, Relay Protection Test Equipment, Transformer Test Equipment, Zinc Oxide Lightning Arrester Test Equipment, Cable Test Equipment, Sf6 Gas Oil Analysis Equipment, Storage Battery Test Equipment, Insulation Resistance Test Equipment
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Wuhan Hertz Power Equipment Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2024
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Reliable 15kVA Single Phase Voltage Stabilizer with Overvoltage Protection Function

Reliable 15kVA Single Phase Voltage Stabilizer with Overvoltage Protection Function

US $ 222-235 / Piece FOB
1 Piece (MOQ)
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Size : Small
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Honle Group Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2014
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New Design Three-Phase LV PV Grid-Connection Anti-Island Protection Relay Testing Equipment with Reverse Power Protection Overload and Frequency Function

New Design Three-Phase LV PV Grid-Connection Anti-Island Protection Relay Testing Equipment with Reverse Power Protection Overload and Frequency Function

US $ 220-240 / Piece FOB
20 Pieces (MOQ)
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Main Products: Box Substation, Transformer, Power Cabinet, Switchgear, Electrical Component, High & Low Voltage Cabinet, Middle Mounted Switchgear, PV Grid Connected Cabinet, Control Cabinet, Distribution Box
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Audited Supplier
Ningbo Henghui Electric Co., Ltd.

Zhejiang, China Since 2026
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Six Phase Relay Protection Tester with Fault Self Diagnosis and Locking Function

Six Phase Relay Protection Tester with Fault Self Diagnosis and Locking Function

US $ 1,000-3,000 / Piece FOB
1 Piece (MOQ)
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Customized : Non-Customized
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Audited Supplier
Kiyu Power Wuhan Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2018
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Three Phase Digital Voltmeter with Multiple Protection Functions

Three Phase Digital Voltmeter with Multiple Protection Functions

US $ 12-17 / Piece FOB
100 Pieces (MOQ)
More
Main Products: Medium Voltage Switchgear, Low-Voltage Fixed Switchgear, Power Quality Equipment, Prefabricated Substation, Circuit Breaker, Capacitor Reactor, Intelligent Control Device, Power Transformer
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Audited Supplier
Shandong Anxinde Electric Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2026
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5.5kw 230V Multi-Protection Functions VFD for Conveyor Belt Single Phase VFD

5.5kw 230V Multi-Protection Functions VFD for Conveyor Belt Single Phase VFD

US $ 22.3-286.17 / Piece FOB
1 Piece (MOQ)
More
Link of Transformation : AC-DC-AC Variable-Frequency Drive
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Audited Supplier
Ji' Nan Tian Chuan Zhong Cheng Electricity Equipment Co., Ltd.

Shandong, China Since 2025
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Three-Phase 10kv Electrical Transformer 50kVA 160kVA 400kVA 1000kVA with Advanced Temperature Control and Self-Trip Function for Overload Protection

Three-Phase 10kv Electrical Transformer 50kVA 160kVA 400kVA 1000kVA with Advanced Temperature Control and Self-Trip Function for Overload Protection

US $ 1,500-3,000 / Piece FOB
1 Piece (MOQ)
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Main Products: Power Transformer, Box-Type Substation, High-Voltage/Low-Voltage Switchgear, New Energy Equipment, Bus Duct, Oil-Immersed Transformer, Amorphous Alloy Transformer, Excitation Transformer
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Audited Supplier
Chongqing JNCN Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Chongqing, China Since 2025
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Intelligent Digital Motor Thermal Protector Relay Used for 3 Phase Electric Motor with Temperature Protection Function

Intelligent Digital Motor Thermal Protector Relay Used for 3 Phase Electric Motor with Temperature Protection Function

US $ 60-150 / Piece FOB
1 Piece (MOQ)
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Electricity Type : Ac
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Audited Supplier
Chongqing Blue Jay Technology Co., Ltd

Chongqing, China Since 2024
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Full Function Automatic Single Phase Relay Protection Test System Price

Full Function Automatic Single Phase Relay Protection Test System Price

US $ 1,500-2,548 / Piece FOB
1 Piece (MOQ)
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Main Products: Transformer Tester, Transformer Oil Tester, Relay Tester, High Voltage Tester, Circuit Breaker Tester
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Audited Supplier
Huazheng Electric Manufacturing (Baoding) Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2015
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Aoasis Qjx3-11-45kw Star Delta Starter Control Cabinet with Motor Overload, Phase Loss and Short Circuit Protection Functions

Aoasis Qjx3-11-45kw Star Delta Starter Control Cabinet with Motor Overload, Phase Loss and Short Circuit Protection Functions

US $ 57-150 / Piece FOB
1 Piece (MOQ)
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Phase : 3
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Audited Supplier
Aoasis (Hangzhou) International Business Co., Ltd

Trading Company

Zhejiang, China Since 2011
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Perfect Protection Function Solar Pump Inverter 1.5kw Single Phase Low Failure Rate Solar Pump Controller

Perfect Protection Function Solar Pump Inverter 1.5kw Single Phase Low Failure Rate Solar Pump Controller

US $ 70-80 / Piece FOB
1 Piece (MOQ)
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Main Products: Frequency Inverter, Soft Start, VFD, Pump Controller, AC Drive, Solar Inverter, Combiner Box, Power Inverter
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Audited Supplier
ZHEJIANG KAIMIN ELECTRIC CO., LTD.

Zhejiang, China Since 2020
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Single-Phase Soft Starter Circuit with Soft Start Function for Well Pump Motor Protection and Smooth Operation

Single-Phase Soft Starter Circuit with Soft Start Function for Well Pump Motor Protection and Smooth Operation

US $ 1-9,999 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Beijing Zhongping Technology Co., Ltd.

Trading Company

Beijing, China Since 2025
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Related Videos
  • What is Timing Counting Function Voltage Relay Phase Sequence Protection
    What is Timing Counting Function Voltage Relay Phase Sequence Protection
    US $ 16.45-18.21 /Piece
    100 Pieces (MOQ)
    Send Inquiry
  • What is Auto-Recovery Function Single Phase Surge Protection Device for Refrigerators
    What is Auto-Recovery Function Single Phase Surge Protection Device for Refrigerators
    US $ 3.24-6.38 /Piece
    50 Pieces (MOQ)
    Send Inquiry
  • What is Single-Phase Intelligent Water Pump Controller 2.4kw Overload Protection Function
    What is Single-Phase Intelligent Water Pump Controller 2.4kw Overload Protection Function
    US $ 30-35 /Piece
    1 Piece (MOQ)
    Send Inquiry
  • What is Variable Frequency Inverter 3 Phase Converter with Over Current Protection Function
    What is Variable Frequency Inverter 3 Phase Converter with Over Current Protection Function
    US $ 220-240 /Piece
    1 Piece (MOQ)
    Send Inquiry
6-Phase Digital Automatic Overcurrent Relay Protection Test Device Multiple Function Secondary Injection Tester

6-Phase Digital Automatic Overcurrent Relay Protection Test Device Multiple Function Secondary Injection Tester

US $ 3,000-8,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Oil Transformer, Impulse Voltage Generator, Vlf Hipot Test Equipment, Loop Resistance Tester, Relay Protection Tester, Pd Test System, Cable Fault Tester, Tuning Resonance Test Device, DC Hv Generator, Lightning Arrester
Send Inquiry
Audited Supplier
Kiyu Power Wuhan Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2018
Chat Now Send Inquiry
Potable 6 Phase Relay Protection Tester with GPS Function

Potable 6 Phase Relay Protection Tester with GPS Function

US $ 5,000-7,600 / Set FOB
1 Set (MOQ)
Send Inquiry
Audited Supplier
Kiyu Power Wuhan Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2018
Chat Now Send Inquiry
Multifunctional Microcomputer Relay Protection Calibration Device Tester Supporting 6 Phases Microcomputer Relay Protection Testing Function

Multifunctional Microcomputer Relay Protection Calibration Device Tester Supporting 6 Phases Microcomputer Relay Protection Testing Function

US $ 5,840-9,050 / Piece FOB
1 Piece (MOQ)
More
Main Products: Series Resonance Test System, Circuit Breaker Test Equipment, Transformer Test Equipment, High-Voltage Test Instrument, Relay Protection Test Device, Cable Testing Equipment‌
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Audited Supplier
Wuhan Huadian High-Tech Electrical Equipment Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2025
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About Phase Protection Function FAQ

  • QWhy are Variable-Frequency Drives essential in modern electronics?

    The Phase Protection Function is included in our comprehensive Variable-Frequency Drive range.Variable-Frequency Drives (VFDs) optimize energy usage, reduce wear on equipment, and bring cost-saving solutions to AC motor operations. Popular among distributors for their wholesale and OEM potential, VFDs enhance long-term sustainability. Learn more about how VFDs impact emerging trends in industrial automation. Request your customized quote today!

  • QHow do I choose the right Variable-Frequency Drive for my needs?

    Discover the perfect addition to your Variable-Frequency Drive with our Phase Protection Function.Selecting a Variable-Frequency Drive involves understanding your motor characteristics and specific needs such as speed range and torque. Our factory guide simplifies this with an easy comparison between leading manufacturers at competitive prices. Research top-rated VFDs and connect with us to explore customization and partnership options at an affordable rate!

  • QWhat trends are driving the demand for Variable-Frequency Drives?

    Upgrade your Variable-Frequency Drive with the elegant and durable Phase Protection Function.Rising energy costs and new efficiency standards boost Variable-Frequency Drives popularity. As key components in industrial tech solutions, they tick adaptability and distributorship boxes like no other product. Explore our latest insights on this upward trend and rely on fast delivery and proven expertise for your next VFD purchase. Get a quote today!

3 Phase Voltage Monitoring Relay LCD Display Voltage Protection Relay with Multi Protective Function

3 Phase Voltage Monitoring Relay LCD Display Voltage Protection Relay with Multi Protective Function

US $ 8.73-10.62 / Piece FOB
100 Pieces (MOQ)
More
Protective Characteristics : Enclosed Relay
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Audited Supplier
Yueqing Aukeman Trading Co., Ltd.

Zhejiang, China Since 2010
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Single Phase Alternating Current AC Digital Display Type Under Voltage Protection Function Tnd-3kVA Power Stabilizer

Single Phase Alternating Current AC Digital Display Type Under Voltage Protection Function Tnd-3kVA Power Stabilizer

US $ 10-9,999 / Piece FOB
1 Piece (MOQ)
More
Main Products: Frequency Converter Power Supply, Shore Power Supply, VFD, Dry Type Distribution Transformer
Send Inquiry
Audited Supplier
Hebei Hanguang Electrical Equipment Technology Co., Ltd

Hebei, China Since 2026
Chat Now Send Inquiry
Three-Phase AC 380V 1: 30 Gear-Type Reducer Motor with 50 Hz Frequency, Explosion- Proof Protection Function GM-Sb, 0.75kw

Three-Phase AC 380V 1: 30 Gear-Type Reducer Motor with 50 Hz Frequency, Explosion- Proof Protection Function GM-Sb, 0.75kw

US $ 650-750 / Piece FOB
1 Piece (MOQ)
More
Cooling Method : Oil-immersed Type Transformer
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Audited Supplier
Dongguan Xinping Industrial Automation Co., Ltd

Trading Company

Guangdong, China Since 2026
Chat Now Send Inquiry
Automatic 6 Phase Relay Protection Tester with Synchronization Testing Function

Automatic 6 Phase Relay Protection Tester with Synchronization Testing Function

US $ 3,000-8,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Oil Transformer, Impulse Voltage Generator, Vlf Hipot Test Equipment, Loop Resistance Tester, Relay Protection Tester, Pd Test System, Cable Fault Tester, Tuning Resonance Test Device, DC Hv Generator, Lightning Arrester
Send Inquiry
Audited Supplier
Kiyu Power Wuhan Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2018
Chat Now Send Inquiry
3 Phase Voltage Monitoring Relay Voltage Protection Relay with Multi Protective Function

3 Phase Voltage Monitoring Relay Voltage Protection Relay with Multi Protective Function

US $ 8.73-10.62 / Piece FOB
100 Pieces (MOQ)
More
Usage : Household Appliances Relay, Communication Relay
Send Inquiry
Audited Supplier
Yueqing Aukeman Trading Co., Ltd.

Zhejiang, China Since 2010
Chat Now Send Inquiry
Voltage Protection Relay with Phase Sequence Phase Failure Asymmetry Delay Time Function

Voltage Protection Relay with Phase Sequence Phase Failure Asymmetry Delay Time Function

US $ 6.69 / Piece FOB
1 Piece (MOQ)
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Main Products: DC contactor
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Audited Supplier
Wenzhou Taiye Electric Co., Ltd.

Trading Company

Zhejiang, China Since 2024
Chat Now Send Inquiry
Voltage Protection Relay with Phase Sequence Phase Failure Asymmetry Delay Time Function

Voltage Protection Relay with Phase Sequence Phase Failure Asymmetry Delay Time Function

US $ 6.69 / Piece FOB
1 Piece (MOQ)
More
Load : Micro Power Relay
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Audited Supplier
Wenzhou Taiye Electric Co., Ltd.

Trading Company

Zhejiang, China Since 2024
Chat Now Send Inquiry
50Hz Frequency Single Phase Pump Controller (L521) with Empty Load Function Protection

50Hz Frequency Single Phase Pump Controller (L521) with Empty Load Function Protection

10 Pieces (MOQ)
More
Main Products: Pump Control Box, Pump Controller, Pump Control Panel, Water Pump Control Box, Pump Control System, Water Pump Control, Level Control, Pump Pressure Control, Pump Starter, Pump Protection Box
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Audited Supplier
Hunan Leading Science & Technology Development Co., Ltd.

Hunan, China Since 2012
Chat Now Send Inquiry
The Simulated Circuit Breaker Device for Relay Protection Commissioning and High-Voltage Testingor Power Industry Testing\University-Related Coal Mining and Pow

The Simulated Circuit Breaker Device for Relay Protection Commissioning and High-Voltage Testingor Power Industry Testing\University-Related Coal Mining and Pow

US $ 999-2,599 / Set FOB
1 Set (MOQ)
More
Display : Digital
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Audited Supplier
Qingdao NaXin XiangYuan Electrical Equipment Co., Ltd.

Shandong, China Since 2026
Chat Now Send Inquiry
Multi-Scenario PDU Power Distribution Unit - Surge Protection Remote Control for Data Center Micro Module Container Room Enterprise Telecom It Facilities

Multi-Scenario PDU Power Distribution Unit - Surge Protection Remote Control for Data Center Micro Module Container Room Enterprise Telecom It Facilities

US $ 21.8 / Piece FOB
5 Pieces (MOQ)
More
Main Products: Micro Module Data Center, PDU, Rack, UPS, KVM Switch
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Audited Supplier
Jiangsu Datang Weishi Technology Co., Ltd

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2025
Chat Now Send Inquiry
Electric Type Commercial Induction Stove for Hotel Kitchen

Electric Type Commercial Induction Stove for Hotel Kitchen

US $ 988-1,410 / Piece FOB
1 Piece (MOQ)
More
Certification : CE, GS, CB, RoHS, EMC, ETL, UR
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Audited Supplier
Zibo Ruilang International Trade Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
Chat Now Send Inquiry
Advanced Water Pump Controller with Self - Diagnostic Function, Ensure Smooth Operation

Advanced Water Pump Controller with Self - Diagnostic Function, Ensure Smooth Operation

US $ 17 / Piece FOB
1 Piece (MOQ)
More
Main Products: Pump Controller
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Audited Supplier
Shanghai Winning Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2021
Chat Now Send Inquiry
RS485 Function 75kw VFD VSD Frequency Inverter for Control Motor

RS485 Function 75kw VFD VSD Frequency Inverter for Control Motor

US $ 1,100-1,279 / Piece FOB
1 Piece (MOQ)
More
Switch Mode : PWM Control
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Audited Supplier
Zhejiang Ziri Electrical Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2007
Chat Now Send Inquiry
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