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Numerical Protection Relay

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Total 3963 products for numerical protection relay Manufacture & Suppliers

DC Voltage Controlled 3 Phase Protection Relay 12V 24V 36V 48V High Low Voltage Monitor

...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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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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DC Voltage Controlled 3 Phase Protection Relay 12V 24V 36V 48V High Low Voltage Monitor

...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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Multi-Functional Six Phase Protection Relay Testing Secondary Current Injection Tester

..., voltage 125V/phase, current 30A/phase, 6 phases in parallel can up to 180A. With digital Signal Processor Microcomputer, it can not only test the traditional relays and protectors but also can test the mod...

Delta Technology (Chongqing) Co., Ltd.
Chongqing,China

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Refcomp RCX-A2 Motor Protection Relay / Compressor Motor Protector

Refcomp RCX-A2 Motor Protection Relay Compressor motor protector 1. The world's compressor control and protection industry giant KRIWAN Germany began production of INT series compressor control protectors a...

Shanghai Glomro Industrial Co., Ltd.
Shanghai,China

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6.8kg High Accuracy 3 Phase Ac Electrical Power Calibrator For Protection Relay Device

...8KG HIGH ACCURACY 3 PHASE ELECTRIC PORTABLE Electrical Power Calibrator FOR PROTECTION RELAY DEVICE 6.8KG HIGH ACCURACY 3 PHASE ELECTRIC PORTABLE POWER SOURCE FOR PROTECTION RELAY DEVICE GF303B 3 phase stand...

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

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Voltage Failure Three Phase Reversal Protection Relay 250VAC Resistive Load

...protection monitoring phase relay Feature Compact size and DIN rail mounting Three-phase monitoring of phases sequence,phase loss,over and undervoltage and phase unbalance Powered by the measuring circuit 1C...

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

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Phase Loss Protection Digital Motor Protection Relay 3-100A 380VAC MDB-1Z

Phase Loss Protection Electronic Overload Relay 3-100A 380VAC MDB-1Z Features 1. Compact modular size with integrative structure 2. Built-in LED and keypad afford a precise,......

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

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RSPDF-1000 DC Ground Fault Tester , Protective Relay Test Equipment

RSPDF-1000 Relay Protection Device DC Ground Fault Tester Product Description PDF1000 type DC ground fault tester is a new generation of products. It can be applied to DC systems of any voltage class and is equ...

Wuhan Rising Electric Co., Ltd.
Hubei,China

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HAOMAI Secondary Injection Test Set 4x300V 6 Phase For Protection Relay

... electro-mechanical, solid-state and microprocessor-based protection relays. The RELAYSTAR-H60 can output six-phase current and four-phase voltage. Each output channel is independent, and the current and vol...

HAOMAI ELECTRIC TEST EQUIPMENT CO.,LTD
China

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Dual Operation Mode Secondary Injection Test Kit For Protection Relay 40A 150V

... (6x0…40A) and 6 voltage output channels (6x0…150V), which has is intended primarily for secondary testing of protection relays. Virtually all types of protection relays can be tested, such as electromechani...

HAOMAI ELECTRIC TEST EQUIPMENT CO.,LTD
China

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Voltage Failure Three Phase Reversal Protection Relay 250VAC Resistive Load

...protection monitoring phase relay Feature Compact size and DIN rail mounting Three-phase monitoring of phases sequence,phase loss,over and undervoltage and phase unbalance Powered by the measuring circuit 1C...

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

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Phase Loss Protection Digital Motor Protection Relay 3-100A 380VAC MDB-1Z

Phase Loss Protection Electronic Overload Relay 3-100A 380VAC MDB-1Z Features 1. Compact modular size with integrative structure 2. Built-in LED and keypad afford a precise,......

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

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HAOMAI Secondary Injection Test Set 4x300V 6 Phase For Protection Relay

... electro-mechanical, solid-state and microprocessor-based protection relays. The RELAYSTAR-H60 can output six-phase current and four-phase voltage. Each output channel is independent, and the current and vol...

HAOMAI ELECTRIC TEST EQUIPMENT CO.,LTD
China

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Dual Operation Mode Secondary Injection Test Kit For Protection Relay 40A 150V

... (6x0…40A) and 6 voltage output channels (6x0…150V), which has is intended primarily for secondary testing of protection relays. Virtually all types of protection relays can be tested, such as electromechani...

HAOMAI ELECTRIC TEST EQUIPMENT CO.,LTD
China

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Multistage Adjustable 400V Earth Leakage Protection Relay ASJ20-LD1A

ASJ20-LD1A Residual Current Relay �� The measurement of A-type residual current; �� The streamer display of current percentage; �� The setting of rated residual action current; �� The setting of non-driving time of...

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

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