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Earth Fault Relay

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Total 875 products for earth fault relay Manufacture & Suppliers

Communicated Earth Leakage Indicator , Transmitted Reliably Copper Cable Fault Locator

... Transmission Unit is to make photoelectric translation,process and analyze the fault signal from short-circuit fault indicator and earth fault indicator transmitted through optical fiber.then send the fault...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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CE certified AC220V Residual Current Protection Relay ASJ10-LD1C&LD1A

...TN system distributing circuit with the alternating current 50/60Hz, the rated voltage 400V or below. ASJ Series of action relay of after-current is applied in the earth fault protection for the electric cir...

Jiangsu Acrel Electrical Manufacturing Co., LTD.
Jiangsu,China

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50Hz 60Hz Residual Current Relay For TT And TN System ASJ20-LD1A

...TN system distributing circuit with the alternating current 50/60Hz, the rated voltage 400V or below. ASJ Series of action relay of after-current is applied in the earth fault protection for the electric cir...

Jiangsu Acrel Electrical Manufacturing Co., LTD.
Jiangsu,China

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PT Supply Ground Fault Indicator , High Power Underground Power Cable Fault Locator

... indicator displays and remotely transmitted the detected fault signal from earthed fault indicator transmitted by optical fiber,when earth fault happened in cable. It can help line finder find the fault loc...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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3 Pcs Fault Passage Indicator Long Auto Reset Time With 1 Earth Pc 1 Panel Pc

...earth fault indicator is a set of accessory device installed in RMU for Cable Branch box and Transformer Substation of Power Distribution System of 6KV-22KV, is used to monitor and indicate short-circuit and...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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RCS-985T Transformer Protection Disagreement Relay with control and monitoring functions

RCS-985T Transformer Protection Disagreement Relay Restricted earth fault protection and Thermal overload protection The RCS-985T is a high-performance transformer protection intended for the applications to st...

OUTER ELECTRONIC TECHNOLOGY (HK) LIMITED
Guangdong,China

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Small Volume Earth Insulation Tester , Ground Resistance Tester Without Installation

... is used to test bus line earth resistance, it acquires electricity directly from bus line without external AC power source or battery 2. One ground detector in common use for 24V,48V,110V,220V DC system 3. ...

Wuhan GDZX Power Equipment Co., Ltd
Hubei,China

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Earth Cable Fault Indicator , ER14505A Working Power Electrical Fault Detector

...fault passage indicators for underground cable No. Device Name Model Note 1 Cable fault passage indicator (locally) TYHD-UC 1. short-circuit judgment 2. earth fault judgmen magnetic ring structure) 3. local ...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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1 Earth Power Supply Failure Indicator , 3 Phase Voltage Indicator For Underground Cable

...Fault Passage Indicator for short-circuit and earth fault indicator for underground cable is a set of accessory device installed in RMU, Cable Branch box and Transformer Substation of Power Distribution Syst...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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7 Channels Outputs Substation Relay Test Set K68i High Speed Manual Mode

...relay 21 Synchronising or synchronism-check relays 25 Undervoltage relays 27 Directional Power relays 32 Undercurrent or underpower relays 37 Negative sequence overcurrent relays 46 Overcurrent/ground fault ...

Kingsine Electric Automation Co., Ltd.
Guangdong

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Short Circuit Judgment Fault Passage Indicator With Black Flash Alarm Earthed Sensor

...fault passage indicators for underground cable No. Device Name Model Note 1 Cable fault passage indicator (locally) TYHD-UC 1. short-circuit judgment 2. earth fault judgmen magnetic ring structure) 3. local ...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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Communication Earth Fiber Optic Fault Locator , Automatically Identify Underground Power Cable Locator

...earth fault indicator with automatically identify and effection TYHD-A1 panel type fault indicator(be called indicator for short below) is mainly used for indicate short circuit fault and earth fault on the ...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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Intelligent Substation Protection Relay Testing K3163i Variable Battery Simulator

...relay & merge unit Distance protection relay 21 Synchronising or synchronism-check relays 25 Undervoltage relays 27 Directional Power relays 32 Undercurrent or underpower relays 37 Negative sequence overcurr...

Kingsine Electric Automation Co., Ltd.
Guangdong

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Digital Motor Protection Relays WDB -1FMT Over Current Overload Modules

... of short-circuit, locked-rotor,overcurrent, undervurrent, phase loss, phase unbalance,overvoltage,undervoltage 4. Powered by the measuring circuit 5. Earth fault (should couple with ZCT) 6....

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

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Compact Motor Protection Relay MDB-501Z Over / Under Load Phase Loss Protector

...Relay MDB-501Z Overload Underload Phase Loss Protector ♦ Features -- Compact modular size -- Built-in LCD and keypad afford a precise,digital setting -- Three-phase monitoring of short-circuit,locked-rotor,o...

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

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Digital Protector Motor Control Relay Over / Under Load Multi - Function

...Relay Multi-function Digital Protector ♦ Features 1.Compact modular size 2.Built-in LCD and keypad afford a precise,digital setting 3.Three-phase monitoring of short-circuit,locked-rotor,overcurrent, undercu...

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

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Compact Motor Protection Relay MDB-501Z Over / Under Load Phase Loss Protector

...Relay MDB-501Z Overload Underload Phase Loss Protector ♦ Features -- Compact modular size -- Built-in LCD and keypad afford a precise,digital setting -- Three-phase monitoring of short-circuit,locked-rotor,o...

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

Verified Supplier

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Digital Motor Protection Relays WDB -1FMT Over Current Overload Modules

... of short-circuit, locked-rotor,overcurrent, undervurrent, phase loss, phase unbalance,overvoltage,undervoltage 4. Powered by the measuring circuit 5. Earth fault (should couple with ZCT) 6....

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

Verified Supplier

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Digital Protector Motor Control Relay Over / Under Load Multi - Function

...Relay Multi-function Digital Protector ♦ Features 1.Compact modular size 2.Built-in LCD and keypad afford a precise,digital setting 3.Three-phase monitoring of short-circuit,locked-rotor,overcurrent, undercu...

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

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Panel Fault Passage Indicator Transmit Alarm Signals System Voltage Below 20kV

...fault passage indicators for underground cable No. Device Name Model Note 1 Cable fault passage indicator (locally) TYHD-UC 1. short-circuit judgment 2. earth fault judgmen magnetic ring structure) 3. local ...

Beijing Tianyihongda Science & Technology Development Co., LTD
Beijing,China

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Earth Fault Relay

Total 875 products for earth fault relay Manufacture & Suppliers

Communicated Earth Leakage Indicator , Transmitted Reliably Copper Cable Fault Locator

CE certified AC220V Residual Current Protection Relay ASJ10-LD1C&LD1A

50Hz 60Hz Residual Current Relay For TT And TN System ASJ20-LD1A

PT Supply Ground Fault Indicator , High Power Underground Power Cable Fault Locator

3 Pcs Fault Passage Indicator Long Auto Reset Time With 1 Earth Pc 1 Panel Pc

RCS-985T Transformer Protection Disagreement Relay with control and monitoring functions

Small Volume Earth Insulation Tester , Ground Resistance Tester Without Installation

Earth Cable Fault Indicator , ER14505A Working Power Electrical Fault Detector

1 Earth Power Supply Failure Indicator , 3 Phase Voltage Indicator For Underground Cable

7 Channels Outputs Substation Relay Test Set K68i High Speed Manual Mode

Short Circuit Judgment Fault Passage Indicator With Black Flash Alarm Earthed Sensor

Communication Earth Fiber Optic Fault Locator , Automatically Identify Underground Power Cable Locator

Intelligent Substation Protection Relay Testing K3163i Variable Battery Simulator

Digital Motor Protection Relays WDB -1FMT Over Current Overload Modules

Compact Motor Protection Relay MDB-501Z Over / Under Load Phase Loss Protector

Digital Protector Motor Control Relay Over / Under Load Multi - Function

Compact Motor Protection Relay MDB-501Z Over / Under Load Phase Loss Protector

Digital Motor Protection Relays WDB -1FMT Over Current Overload Modules

Digital Protector Motor Control Relay Over / Under Load Multi - Function

Panel Fault Passage Indicator Transmit Alarm Signals System Voltage Below 20kV