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Numerical Protection Relay

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Total 4750 products for numerical protection relay Manufacture & Suppliers

Over Under Current Protection Relay , Overload Motor Protection Device Leakage Protector

... circuit, over voltage, under voltage, leakage, three-phase unbalance, overheating, grounding, bearing wear, When the rotor is eccentric, the winding is aged to give an alarm or protection control. ♦...

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

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Digital Water Pump Protector Motor Protection Relay Overload Protection Relay 2-99A Width Current Range

...Protection Device 2-99A Motor Protection Relay Width Current Range MDB-201Z ♦ Features -- Compact modular size -- Built-in LED and keypad afford a precise,digital setting -- Three-phase monitoring of overloa...

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

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Undervoltage Motor Protection Relay , Short Circuit Phase Loss Monitor Relay

...Protection Relay , short circuit Phase Loss Monitor Relay The motor protector is now developed from the past mechanical type to electronic and intelligent, high sensitivity, high reliability, multi-function,...

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

Active Member

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50-60hz Function Extensive Motor Protection Relay Reverse Power With Unload Function

50-60hz Function Extensive Motor Protection Relay Reverse Power With Unload Function 1. Summary: NGJ-I/S revser relay (With unloading function) is function extensive relay, it has not only reverse power protect...

Wei Dian Union(Hubei) Technology Co.,Ltd.
Hubei,China

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45-65Hz Protection Relay Test Equipment , Double Clamp Digital Phase Angle Meter

...Protection Relay Test device GF211B multi-function double clamp digital phase angle meter is a multi-functional portable instrument. It is an ideal choice for electric power bureau, factories, mine, petroleu...

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

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Undervoltage Motor Protection Relay , Short Circuit Phase Loss Monitor Relay

...Protection Relay , short circuit Phase Loss Monitor Relay The motor protector is now developed from the past mechanical type to electronic and intelligent, high sensitivity, high reliability, multi-function,...

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

Verified Supplier

Add to cart
50-60hz Function Extensive Motor Protection Relay Reverse Power With Unload Function

50-60hz Function Extensive Motor Protection Relay Reverse Power With Unload Function 1. Summary: NGJ-I/S revser relay (With unloading function) is function extensive relay, it has not only reverse power protect...

Wei Dian Union(Hubei) Technology Co.,Ltd.
Hubei,China

Verified Supplier

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Digital 6 Phase Relay Tester for Substation Protection Relays and Electrical Protection System Commissioning

... protection equipment. It can be used during relay commissioning, maintenance and functional verification in substations, power plants and electrical testing facilities. Based on a high-speed digital signal ...

Sansion Power Electric Co., Ltd.
Hubei,China

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3x30A Protection Relay Test Equipment , Portable 3 Phase Relay Test Set

Portable Universal Protection Relay Test Equipment MC300 is an economical and portable relay tester for substation 3-phase testing. The 3 current channels (each 40A max) and 4 voltage channels (each 300V max) m...

Metrum Henan Electric Technology Co.,Ltd.
Henan,China

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Current Protection Transformer Protection Relay SID - 2CM Synchronizing Device

...Protection Relay , SID - 2CM Automatic Quasi - Synchronizing Device Main function : 1 There are twelve channels to be used for 1-12 units power generator or power lines paralleling in a device, type and attr...

OUTER ELECTRONIC TECHNOLOGY (HK) LIMITED
Guangdong,China

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Six Phase Relay Protection Tester for Substation Protection Relay Calibration

... developed for power system relay protection commissioning and maintenance. It can output 6 channels of independent voltage and 6 channels of independent current simultaneously, widely applied in testing dis...

Wuhan Mingyang Technology Co., Ltd
Hubei,China

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XHJB666 Protection Relay Test Set with LCD Display and Precise 6 Phase Relay Calibrator

... relay protection tester fully realized by modern advanced microelectronic technology. Features 1. Output up to 6-phase voltage 6-phase current, which can be combined to realize ......

Xi'an Xu&Hui Electromechanical Technology Co., Ltd.
China

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LCD Display Protective Relay Test Set Adopting DSP Technology

Protection Relay Test Equipment MCRT66Y Features 1) Adopting DSP technology 2) High stability and reliable accuracy 3) In-built computer adopting high speed CPU 4) Large screen LCD display 5) Mouse and keyboard...

Metrum Henan Electric Technology Co.,Ltd.
Henan,China

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6x150V Protection Relay Test Equipment Inbuilt Computer

Protection Relay Test Kit MCRT66 Features 1) Switch amplifier ensure stable and reliable output 2) Adopting DSP technology 3) Good accuracy output 4) Self-test protection feature 5) Modularization design & sepe...

Metrum Henan Electric Technology Co.,Ltd.
Henan,China

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6x150V Protection Relay Test Equipment Inbuilt Computer

Protection Relay Test Kit MCRT66 Features 1) Switch amplifier ensure stable and reliable output 2) Adopting DSP technology 3) Good accuracy output 4) Self-test protection feature 5) Modularization design & sepe...

Metrum Henan Electric Technology Co.,Ltd.
Henan,China

Verified Supplier

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LCD Display Protective Relay Test Set Adopting DSP Technology

Protection Relay Test Equipment MCRT66Y Features 1) Adopting DSP technology 2) High stability and reliable accuracy 3) In-built computer adopting high speed CPU 4) Large screen LCD display 5) Mouse and keyboard...

Metrum Henan Electric Technology Co.,Ltd.
Henan,China

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Portable Three Phase Protective Relay Test Set With Instruments Testing Function

...Protection Relay Test System With instruments testing function The Test-330 Portable Three Phase Protection Relay Test System is the first choice for applications requiring very high accuracy more than 0.1%....

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

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Water Pump Motor Protection Relay MDB -201Z Overload Phase Loss Monitor

Electronic Motor Protection Relay MDB-201Z Intelligent Digital Motor Protector What is motor protection relay? The function of the motor protector is to provide comprehensive protection control for the motor. O...

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

Active Member

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Six Phase Protection Relay Test Equipment Universal Protection Device High Performance

GFUVE Six phase universal protection device relay test kit TEST-630 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 ...

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

Verified Supplier

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Water Pump Motor Protection Relay MDB -201Z Overload Phase Loss Monitor

Electronic Motor Protection Relay MDB-201Z Intelligent Digital Motor Protector What is motor protection relay? The function of the motor protector is to provide comprehensive protection control for the motor. O...

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

Verified Supplier

Add to cart

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Numerical Protection Relay

Total 4750 products for numerical protection relay Manufacture & Suppliers

Over Under Current Protection Relay , Overload Motor Protection Device Leakage Protector

Digital Water Pump Protector Motor Protection Relay Overload Protection Relay 2-99A Width Current Range

Undervoltage Motor Protection Relay , Short Circuit Phase Loss Monitor Relay

50-60hz Function Extensive Motor Protection Relay Reverse Power With Unload Function

45-65Hz Protection Relay Test Equipment , Double Clamp Digital Phase Angle Meter

Undervoltage Motor Protection Relay , Short Circuit Phase Loss Monitor Relay

50-60hz Function Extensive Motor Protection Relay Reverse Power With Unload Function

Digital 6 Phase Relay Tester for Substation Protection Relays and Electrical Protection System Commissioning

3x30A Protection Relay Test Equipment , Portable 3 Phase Relay Test Set

Current Protection Transformer Protection Relay SID - 2CM Synchronizing Device

Six Phase Relay Protection Tester for Substation Protection Relay Calibration

XHJB666 Protection Relay Test Set with LCD Display and Precise 6 Phase Relay Calibrator

LCD Display Protective Relay Test Set Adopting DSP Technology

6x150V Protection Relay Test Equipment Inbuilt Computer

6x150V Protection Relay Test Equipment Inbuilt Computer

LCD Display Protective Relay Test Set Adopting DSP Technology

Portable Three Phase Protective Relay Test Set With Instruments Testing Function

Water Pump Motor Protection Relay MDB -201Z Overload Phase Loss Monitor

Six Phase Protection Relay Test Equipment Universal Protection Device High Performance

Water Pump Motor Protection Relay MDB -201Z Overload Phase Loss Monitor