Home > Electrical Equipment & Supplies > Electrical Instruments > Energy Meters >

Over Current Relay Protection

Fair Trading Service

Report fraud supplier Report IPR Products

Haven't found right suppliers
Our buyer assistants can help you find the most suitable, 100% reliable suppliers from China.
And this service is free of charge.
we have buyer assistants who speak English, French, Spanish......and we are ready to help you anytime!

Submit Buying Request

Total 38080 products for over current relay protection Manufacture & Suppliers

3 Phase Protection Relay Tester, 0~120A Current Injection with High Precision

... system designed for precision testing and verification of protective relays in industrial and utility applications. Key Features High-performance industrial control computer for reliable operation True colo...

Wuhan Mingyang Technology Co., Ltd
Hubei,China

Verified Supplier

Add to cart
Electronic Thermal Relay Test Equipment Stable Current Output For Motor Protection

ZXRC-III Electronic Thermal Relay Calibrator Product introduction ZXRC-III Electronic Thermal Relay Calibrator is mainly used for setting and calibration of various thermal relays and motor protection devices. ...

Wuhan GDZX Power Equipment Co., Ltd
Hubei,China

Verified Supplier

Add to cart
Optical Digital Microcomputer Three Phase Protection Relay Test Set AC220V+/-10% 50Hz /60Hz

... according to State Grid Corporation's <Relay Protection Technical Specifications>> and <> . It can realize the full-function test of the optical digital protection device, and can simulate the...

Wuhan GDZX Power Equipment Co., Ltd
Hubei,China

Verified Supplier

Add to cart
Six Phase Secondary Current Injection Test , Protection Relay Test Kit for Distance protection

...Protection Relay Test Kit Test-630 is a six phase current output and six phase voltage output protection relay tester with 5.Eight pairs of binary input and four pairs of binary output. The multiple protecti...

Beijing GFUVE Instrument Transformer Manufacturer Co.,Ltd.
Beijing,China

Verified Supplier

Add to cart
Electronic Motor Current Monitoring Relay , 3 Phase Overcurrent Relay 220V 50Hz

...protection. 1. Phase-failure protection: When any phase of the three-phase power supply of the motor lacks a phase or the internal phase of the motor is broken, the action delay time of the protector is ≤ 1S...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Active Member

Add to cart
Electronic Motor Current Monitoring Relay , 3 Phase Overcurrent Relay 220V 50Hz

...protection. 1. Phase-failure protection: When any phase of the three-phase power supply of the motor lacks a phase or the internal phase of the motor is broken, the action delay time of the protector is ≤ 1S...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Verified Supplier

Add to cart
Fixed Auto Overload Protection Relay , TR2-N23 40A In Thermal Overcurrent Relay

...Protection Relay , TR2-N23 Thermal Overcurrent Relay Application This series of thermal relay can be used in the circuit of 50Hz or 60Hz ,rated insulation voltage 660v,rated current 0.1-93A for protecting th...

WENZHOU SANTUO ELECTRICAL CO.,LTD.
Zhejiang,China

Site Member

Add to cart
110V / 240V Over Voltage Digital Protection Relay 30mA 50mA 75mA 100mA

... current leakage to ensure the protection of electrical installations and persons against direct and indirect contacts. Purple Horn micro-processor based digital earth leakage relay used for monitoring low-l...

Hefei Purple Horn E-Commerce Co., Ltd.
Anhui,China

Verified Supplier

Add to cart
Three Phase Protective Relay Test Set With PC Control Software For Power System Testing

...Protective Relay Test Set with PC Operation Software and Secondary Injection Relay Tester Product Paramenters AC current output Phase current output (effective value) 0~40A, Output Precision 0.2 degree 3 pha...

Wuhan Mingyang Technology Co., Ltd
Hubei,China

Verified Supplier

Add to cart
High Performance Protective Relay Test Set Relay Tester Kit Six Phase Light Weight

High Performance Protective Relay Test Set Relay Tester Kit Six Phase Light Weight Product Name: 6 Phase Relay Tester HYJB-PC6 Equipment Description: 1. HYJB-PC6 Six-phase current with a stdard six-phase voltag...

Wuhan Huaying Electric Power Tech & Science Co., Ltd
Hubei,China

Verified Supplier

Add to cart
4x300V Protection Relay Test Equipment PC Control Software

Relay Testing System MC3000D is a compact basic test system for three-phase secondary testing. It’s capable to do all protection relay tests, such as simple overcurrent relays and end-to-end test. All current a...

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Active Member

Add to cart
Multiphase Current Injection Test Equipment For Protection Relay

...Protection Relay Secondary Current Injection Test Equipment The multiple protection function of today’s protection relay systems requires a new level of sophisticated test hardware and software to completely...

Beijing GFUVE Instrument Transformer Manufacturer Co.,Ltd.
Beijing,China

Verified Supplier

Add to cart
Sensitive 5A Earth Fault Protection Relay for Earth Leakage Protection

... power, or measure the neutral current directly. Description: Purple HornRelay is a micro-mrocessor based electronic protection device designed to recognize current leakage to ensure the protection of electr...

Hefei Purple Horn E-Commerce Co., Ltd.
Anhui,China

Verified Supplier

Add to cart
Singal Phase Relay Tester

... Description: HYJB-III Relaying protection tester is applied to test protection replay based on voltage and current operation. The main function of the tester include: *calibration of voltage and current ope...

Wuhan Huaying Electric Power Tech & Science Co.,ltd
Hubei,China

Active Member

Add to cart
Three Phase Overload Relay Sequence Loss Voltage Current Pump Blower Protector

Overload Relay Three Phase Sequence Loss Voltage Current Motor Protection Relay Pump Blower Protector ♦ Features -- Separate structure,LED part panel mounted and CT part screw fixing -- Built-in LED and keypad ...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Active Member

Add to cart
Three Phase Overload Relay Sequence Loss Voltage Current Pump Blower Protector

Overload Relay Three Phase Sequence Loss Voltage Current Motor Protection Relay Pump Blower Protector ♦ Features -- Separate structure,LED part panel mounted and CT part screw fixing -- Built-in LED and keypad ...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Verified Supplier

Add to cart
6*120V Protection Relay Test Set 6U6I Channels Output Relay Analyzer

...flexible combination of 6-phase voltage, 6-phase current output, can be combined to achieve conventional 4-phase voltage 3-phase current type, 6-phase voltage type, 6-phase current type, and 12-phase output ...

WUHAN FANKE HAIWO HIGH VOLTAGE TECHNOLOGY CO.,LTD.
Hubei,China

Active Member

Add to cart
6*120V Protection Relay Test Set 6U6I Channels Output Relay Analyzer

...flexible combination of 6-phase voltage, 6-phase current output, can be combined to achieve conventional 4-phase voltage 3-phase current type, 6-phase voltage type, 6-phase current type, and 12-phase output ...

WUHAN FANKE HAIWO HIGH VOLTAGE TECHNOLOGY CO.,LTD.
Hubei,China

Verified Supplier

Add to cart
ISO9001 Multi AMP Protection Relay Test Set 6x32A 4x300V Portable

...electro-mechanical, solid-state and microprocessor-based protection relays. The RELAYSTAR-H60 can output 6-phase current(6x0…32A) and 4-phase voltage (4x0…300V). Each output channel is independent, and the c...

HAOMAI ELECTRIC TEST EQUIPMENT CO.,LTD
China

Verified Supplier

Add to cart