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Total 3963 products for numerical protection relay Manufacture & Suppliers

BOM 5VDC Reverse Power Protection Relay HF32FA-T-005-HSL2 HONGFA

Model Number: HF32FA-T-005-HSL2 Max. Switching Voltage: 5A rated load: 10A 250V AC/30VDC Number of Pins: 4 PIN Voltage: 12V Type: HONGFA RELAY Model of relay: HF32FA Part number: HF32FA-T-005-HSL2 Product Name:...

Shenzhen Bo-Net Technology Co., Ltd.
Guangdong,China

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8 Pin 3 Phase Sequence Relay , Under Voltage Over Voltage Protection Relay

...Relay Phase Sequence 8 Pin Relays Features Plug-in module with DIN sokect Three-phase monitoring of phase sequence,phase loss,over and undervoltage Adjustable over and undervoltage threshold and delay time P...

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

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Under Over Voltage Single Phase Protection Relay 110VAC 220VAC 240VAC 250VAC

Single Phase Under Over Voltage Relay SVR-220 Voltage Protect Monitor Relays 110VAC,220VAC,240VAC 250VAC What is over under voltage relay? The state stipulates that the single-phase 220V power supply error shal...

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

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Dc Over / Under Voltage Relay Dvrd -24 Single Phase Protection Relay Compact

...Relay DC Over/Under Voltage Relay DVRD-24 Features: Compact modular size DC circuit monitoring of over-and undervoltage Adjustable over-and undervoltage threshold Adjustable trip delay time Powered by the me...

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

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Electrical Machine 3 Phase Voltage Protection Relay , 3 Phase Voltage Monitoring Relay

...Relay DC Over/Under Voltage Relay DVRD Features: Compact modular size DC circuit monitoring of over-and undervoltage Adjustable over-and undervoltage threshold Adjustable trip delay time Powered by the measu...

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

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8 Pin 3 Phase Sequence Relay , Under Voltage Over Voltage Protection Relay

...Relay Phase Sequence 8 Pin Relays Features Plug-in module with DIN sokect Three-phase monitoring of phase sequence,phase loss,over and undervoltage Adjustable over and undervoltage threshold and delay time P...

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

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Under Over Voltage Single Phase Protection Relay 110VAC 220VAC 240VAC 250VAC

Single Phase Under Over Voltage Relay SVR-220 Voltage Protect Monitor Relays 110VAC,220VAC,240VAC 250VAC What is over under voltage relay? The state stipulates that the single-phase 220V power supply error shal...

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

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Dc Over / Under Voltage Relay Dvrd -24 Single Phase Protection Relay Compact

...Relay DC Over/Under Voltage Relay DVRD-24 Features: Compact modular size DC circuit monitoring of over-and undervoltage Adjustable over-and undervoltage threshold Adjustable trip delay time Powered by the me...

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

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Electrical Machine 3 Phase Voltage Protection Relay , 3 Phase Voltage Monitoring Relay

...Relay DC Over/Under Voltage Relay DVRD Features: Compact modular size DC circuit monitoring of over-and undervoltage Adjustable over-and undervoltage threshold Adjustable trip delay time Powered by the measu...

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

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Phase Sequence Protection Relay

...Relay With Timer And Counter The voltage phase sequence protector (voltage monitor) is used to protect the voltage from the wrong phase (fault recognition protection, automatic phase sequence troubleshooting...

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

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Phase Sequence Protection Relay

...Relay With Timer And Counter The voltage phase sequence protector (voltage monitor) is used to protect the voltage from the wrong phase (fault recognition protection, automatic phase sequence troubleshooting...

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

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Feeder Protection Relay ABB REX 521 Overcurrent Protection Earth Fault Detection

...Protection Relay is a device designed to protect electrical feeders from faults and abnormal conditions in power distribution systems. Here are its primary features and functions: 1. Fault Detection and Isol...

Wisdomlong Technology CO.，LTD
China

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Multi-Phase Secondary Current Injection Protection Relay Test System With Harmonic output

... choice for applications requiring very high accuracy more than 0.1%. This unit is not only an excellent test set for protection devices of all kinds but also a universal calibrator. It can as a ac or dc cur...

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

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5P20 50/1A Ratio Electronic Current Transformer Protection Relay Device

... transformer, or ZSCT, detects the zero-sequence current, and it could work together with protection relays or signaling devices so as to monitor and protect power distribution systems. LZCG530-10 Straight-T...

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

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Digital Motor Protection Device , LG / LS Power Production Digital Motor Protection Relay

... for electronic manufacturing enterprises. The supply chain is integrated, optimized and efficient. Service products: protection components, fuse and fuse holder series, series resistance, capacitor series, ...

JULUN (H.K)CO.,LTD (DONGGUAN JULUN ELECTRONICS CO.,LTD)
Guangdong,China

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DC 20-80V Single Phase Voltage Monitoring Relay Upper Under Voltage Protection Relays

DC 20-80V Single Phase Voltage Monitoring Relay Upper Under Voltage Protection Relayss ♦ Features -- Powered by the measuring circuit Compatible with AC and DC supply Built-in LCD and keypad afford a precise,di...

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

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Mini Under Voltage Protective Relay 110V-240V AC / DC Voltage Relay 50/60Hz

... housing -- Adjustable over- and undervoltage threshold -- Independent adjustable delay time for overvoltage, undervoltage -- 1 CO & 1NC contacts -- Fault recording with last 3 faults ♦ Protective Functions ...

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

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CE AC Single Phase Voltage Monitoring Relay , Under Voltage Over Voltage Protection Relay

... Phase Voltage Monitoring Relay SVRD-220 ♦ Features -- Single-phase monitoring of over- and undervoltage -- Powered by the measuring circuit -- 2 C/O contacts -- 3 LEDs for status indication ♦ Protective Fun...

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

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CE 3 Phase DC Over Voltage Under Voltage Protective Relay 12V DVRD Series

...Relay DC Over/Under Voltage Relay DVRD-24 Features: Compact modular size DC circuit monitoring of over-and undervoltage Adjustable over-and undervoltage threshold Adjustable trip delay time Powered by the me...

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

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GINRI DVRD Over - Under Voltage Protection Relay DC Supply In Grey Color

...Relay DC Over/Under Voltage Relay DVRD Features: Compact modular size DC circuit monitoring of over-and undervoltage Adjustable over-and undervoltage threshold Adjustable trip delay time Powered by the measu...

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

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Numerical Protection Relay

Total 3963 products for numerical protection relay Manufacture & Suppliers

BOM 5VDC Reverse Power Protection Relay HF32FA-T-005-HSL2 HONGFA

8 Pin 3 Phase Sequence Relay , Under Voltage Over Voltage Protection Relay

Under Over Voltage Single Phase Protection Relay 110VAC 220VAC 240VAC 250VAC

Dc Over / Under Voltage Relay Dvrd -24 Single Phase Protection Relay Compact

Electrical Machine 3 Phase Voltage Protection Relay , 3 Phase Voltage Monitoring Relay

8 Pin 3 Phase Sequence Relay , Under Voltage Over Voltage Protection Relay

Under Over Voltage Single Phase Protection Relay 110VAC 220VAC 240VAC 250VAC

Dc Over / Under Voltage Relay Dvrd -24 Single Phase Protection Relay Compact

Electrical Machine 3 Phase Voltage Protection Relay , 3 Phase Voltage Monitoring Relay

Phase Sequence Protection Relay

Phase Sequence Protection Relay

Feeder Protection Relay ABB REX 521 Overcurrent Protection Earth Fault Detection

Multi-Phase Secondary Current Injection Protection Relay Test System With Harmonic output

5P20 50/1A Ratio Electronic Current Transformer Protection Relay Device

Digital Motor Protection Device , LG / LS Power Production Digital Motor Protection Relay

DC 20-80V Single Phase Voltage Monitoring Relay Upper Under Voltage Protection Relays

Mini Under Voltage Protective Relay 110V-240V AC / DC Voltage Relay 50/60Hz

CE AC Single Phase Voltage Monitoring Relay , Under Voltage Over Voltage Protection Relay

CE 3 Phase DC Over Voltage Under Voltage Protective Relay 12V DVRD Series

GINRI DVRD Over - Under Voltage Protection Relay DC Supply In Grey Color