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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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Audited Supplier
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 $ 1.5-3 / Piece FOB
100 Pieces (MOQ)
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Type : Power Source Arrester
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Wenzhou Zhengkai Electric Co., Ltd

Zhejiang, China Since 2025
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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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Main Products: V and LV Switchgear, Power Transformer, Indoor and Outdoor Vacuum Circuit Breakers
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Shenheng Power Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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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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Customized : Customized
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Ningbo Henghui Electric Co., Ltd.

Zhejiang, China Since 2026
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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)
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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
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Kiyu Power Wuhan Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2018
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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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Maxcapacity : <1000KN
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Wuhan Hertz Power Equipment Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2024
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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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ZHEJIANG KAIMIN ELECTRIC CO., LTD.

Zhejiang, China Since 2020
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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)
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Application : High-performance Transducer, Three Phase Transducer, General Transducer, Single-phase Transducer, High Frequency Converter Transducer
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Audited Supplier
Ji' Nan Tian Chuan Zhong Cheng Electricity Equipment Co., Ltd.

Shandong, China Since 2025
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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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Main Products: Transformer Test Equipment, Circuit Breaker Testing Equipment, High Voltage Test System, CT PT Testing and Calibrating, High Voltage Insulation Testing, DC System and Battery Testing, Cable Faults, Test and Diagnostics, Arrester and Insulator Testing
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EP HIPOT ELECTRIC CO., LTD.

Manufacturer/Factory & Trading Company

Hubei, China Since 2019
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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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Winding Type : Separated Winding Transformer
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Audited Supplier
Chongqing JNCN Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Chongqing, China Since 2025
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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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Huazheng Electric Manufacturing (Baoding) Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2015
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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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Variable-Frequency Drive Diesel Generator Transformer Circuit Breaker Power Distribution Cabinet & Box Electrical Control System
VSI Drive CSI Drive DTC Drive Vector Control Drive Open Loop Drive Closed Loop Drive
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)
More
Main Products: HMI PLC Serv Frequency Converter
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Audited Supplier
Dongguan Xinping Industrial Automation Co., Ltd

Trading Company

Guangdong, 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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Application : High-performance Transducer, Three Phase Transducer, General Transducer, Single-phase Transducer, High Frequency Converter Transducer
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Audited Supplier
ZHEJIANG KAIMIN ELECTRIC CO., LTD.

Zhejiang, China Since 2020
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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 $ 219-319 / Piece FOB
1 Piece (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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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)
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Power Source : Linear Regulated Power Supply
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Audited Supplier
Hebei Hanguang Electrical Equipment Technology Co., Ltd

Hebei, China Since 2026
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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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Three Phase Digital Voltmeter with Multiple Protection Functions

Three Phase Digital Voltmeter with Multiple Protection Functions

US $ 12-17 / Piece FOB
100 Pieces (MOQ)
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Installation : Direct Connected
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Audited Supplier
Shandong Anxinde Electric Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, 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
Main Products: HMI PLC Serv Frequency Converter
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Audited Supplier
Dongguan Xinping Industrial Automation Co., Ltd

Trading Company

Guangdong, China Since 2026
Chat Now Send Inquiry
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)
More
Number of Pole : 2
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Audited Supplier
Chongqing Blue Jay Technology Co., Ltd

Chongqing, China Since 2024
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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 $ 1.5-3 /Piece
    100 Pieces (MOQ)
    Send Inquiry
  • What is Perfect Protection Function Solar Pump Inverter 1.5kw Single Phase Low Failure Rate Solar Pump Controller
    What is Perfect Protection Function Solar Pump Inverter 1.5kw Single Phase Low Failure Rate Solar Pump Controller
    US $ 70-80 /Piece
    1 Piece (MOQ)
    Send Inquiry
  • What is 5.5kw 230V Multi-Protection Functions VFD for Conveyor Belt Single Phase VFD
    What is 5.5kw 230V Multi-Protection Functions VFD for Conveyor Belt Single Phase VFD
    US $ 22.3-286.17 /Piece
    1 Piece (MOQ)
    Send Inquiry
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)
More
Main Products: Automatic Voltage Regulator, Power Transformer, Vacuum Circuit Breaker, Switchgear, Ring Main Unit, Inverter, UPS, MCCB
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Audited Supplier
Honle Group Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2014
Chat Now Send Inquiry
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
Theory : Electromagnetic Relay
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Audited Supplier
Yueqing Aukeman Trading Co., Ltd.

Zhejiang, China Since 2010
Chat Now Send Inquiry
AVR Solution for UPS Front-End Power Protection TCR Series 3 Phase Stabilizer with Advanced Voltage Stabilizer Function

AVR Solution for UPS Front-End Power Protection TCR Series 3 Phase Stabilizer with Advanced Voltage Stabilizer Function

US $ 1,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: LiFePO4 Batteries, Industrial Chargers, Modular DC Charger, Solar Energy Systems, Telecom Power Systems, Lead Acid Battery
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Audited Supplier
Shenzhen Everexceed Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2018
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About Phase Protection Function FAQ

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

    The Phase Protection Function is a premium choice in the Variable-Frequency Drive category.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!

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

    Upgrade your Variable-Frequency Drive with the elegant and durable Phase Protection Function.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!

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

    The Phase Protection Function is an essential part of our Variable-Frequency Drive offerings.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!

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
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
Electricity Type : Ac
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Audited Supplier
Yueqing Aukeman Trading Co., Ltd.

Zhejiang, China Since 2010
Chat Now 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
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
Protective Characteristics : Sealed Relay
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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)
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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
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)
Send Inquiry
Audited Supplier
Beijing Zhongping Technology Co., Ltd.

Trading Company

Beijing, China Since 2025
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
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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)
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Display : Digital
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Audited Supplier
Qingdao NaXin XiangYuan Electrical Equipment Co., Ltd.

Shandong, China Since 2026
Chat Now Send Inquiry
Good Price 48V 5kVA 6kw off Grid Hybrid Solar Inverter with Parallel Function

Good Price 48V 5kVA 6kw off Grid Hybrid Solar Inverter with Parallel Function

US $ 271-343 / Piece FOB
1 Piece (MOQ)
More
Main Products: Solar Inverter, Solar System, Solar Controller, UPS, Solar Panel, Battery, Inverter, Power Inverter, Lithium Battery, Life Po4 Battery
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Audited Supplier
Guangdong Xindun Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2014
Chat Now Send Inquiry
12kVA 10000W 10kVA 10kw 12kw 8kw 48V Pure Sine Wave off Grid Hybrid Solar Power Inverter Hybride Solaire with Parallel Function 11kw Hybrid

12kVA 10000W 10kVA 10kw 12kw 8kw 48V Pure Sine Wave off Grid Hybrid Solar Power Inverter Hybride Solaire with Parallel Function 11kw Hybrid

US $ 705-762 / Piece FOB
1 Piece (MOQ)
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Nature of Wave String : Sine Wave Inverter
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Audited Supplier
Guangdong Xindun Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2014
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Groundwater Suspended Solids Removal UF Equipment Automatic Backwash Hollow Fiber Ultrafiltration System with Water Purifier&Water Filter System

Groundwater Suspended Solids Removal UF Equipment Automatic Backwash Hollow Fiber Ultrafiltration System with Water Purifier&Water Filter System

US $ 28,000 / Set FOB
1 Set (MOQ)
More
Main Products: Water Filter System, Reverse Osmosis Unit, Water Treatment System, Water Softener System, Water Desalination Machine, Water Purification Machine, Water Treatment Equipment, Water Production Equipment, Drinking Water Purification Plant, Water Purifier Plant
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Audited Supplier
Shandong Yanuo Environmental Protection Equipment Co., Ltd

Shandong, China Since 2017
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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)
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Cable Length : 3 Meter
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Audited Supplier
Jiangsu Datang Weishi Technology Co., Ltd

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2025
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