Home > Electrical Equipment & Supplies > Low Voltage Products > Contactors >

Fault Relay

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 436 products for fault relay Manufacture & Suppliers

Acrel AC110V Overcurrent And Earth Fault Protection Relay ASJ20-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

Verified Supplier

Add to cart
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

Verified Supplier

Add to cart
Undervoltage Motor Protection Relay , Short Circuit Phase Loss Monitor Relay

...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, easy debug...

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

Active Member

Add to cart
AC / DC Supply Single Phase Undervoltage Relay 6A Digital Voltage Protection Relay Auto Reset

... modular 43mm housing -- Adjustable over- and undervoltage threshold-- Independent adjustable delay time for overvoltage, undervoltage -- 1 CO & 1NC contacts-- Fault recording with last 3 faults ♦ Protective...

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

Active Member

Add to cart
NB902 12S S A12V 50A Relay High Sensitivity High Load Dustproof High Reliability

...Relay High Sensitivity High Load Dustproof High Reliability High Load 12V 50A Relay NB902-12S-S-A Dustproof High Sensitivity Type 12V 50A Relay Features: 1. Speed: It means that the protection device should ...

Shenzhen Ketai Electronic Technology Co., Ltd.
China

Active Member

Add to cart
AC / DC Supply Single Phase Undervoltage Relay 6A Digital Voltage Protection Relay Auto Reset

... modular 43mm housing -- Adjustable over- and undervoltage threshold-- Independent adjustable delay time for overvoltage, undervoltage -- 1 CO & 1NC contacts-- Fault recording with last 3 faults ♦ Protective...

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

Verified Supplier

Add to cart
Undervoltage Motor Protection Relay , Short Circuit Phase Loss Monitor Relay

...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, easy debug...

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

Verified Supplier

Add to cart
NB902 12S S A12V 50A Relay High Sensitivity High Load Dustproof High Reliability

...Relay High Sensitivity High Load Dustproof High Reliability High Load 12V 50A Relay NB902-12S-S-A Dustproof High Sensitivity Type 12V 50A Relay Features: 1. Speed: It means that the protection device should ...

Shenzhen Ketai Electronic Technology Co., Ltd.
China

Verified Supplier

Add to cart
63A Automation Control Relays

... Sensitive Relay General Applications -Overvoltage and undervoltage protection for household equipment. Function Features -Supply voltage measurement and protection. - Double bus wiring design stronger abili...

Wuxi Fenigal Science & Technology Co., Ltd.
Jiangsu,China

Verified Supplier

Add to cart
4 Phase Voltage & 3 Phase Current Protection Relay Test Equipment With Fault Playback

4 Phase voltage & 3 Phase current output Protection Relay Test Equipment With Fault Playback Main Test of 4 Phase voltage & 3 Phase current output, 1.AC TEST 2.DC TEST 3.Harmonic Superposition Test 4.......

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Active Member

Add to cart
4 Phase Voltage & 3 Phase Current Protection Relay Test Equipment With Fault Playback

4 Phase voltage & 3 Phase current output Protection Relay Test Equipment With Fault Playback Main Test of 4 Phase voltage & 3 Phase current output, 1.AC TEST 2.DC TEST 3.Harmonic Superposition Test 4.......

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Active Member

Add to cart
Phase Loss Current / Digital Overload Relay Separate Structure WDB-1FMT

...Relay Motor protection relays WDB-1FMT Features ■ Separate structure, LED part panel mounted and CT part screw fixing ■ Built-in LED and keypad afford a precise,digital setting ■ Three-phase monitoring of sh...

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

Active Member

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

...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 afford...

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

Active Member

Add to cart
Voltage Detection Single Phase Voltage Relay Over Voltage Under Voltage Protection AC / DC

... -- Compact modular 43mm housing -- Adjustable over- and undervoltage threshold -- Independent adjustable delay time for overvoltage, undervoltage -- 1 CO & 1NC contacts -- Fault recording with last 3 faults...

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

Active Member

Add to cart
Small Single Phase Voltage Monitoring Relay Monitoring Over Under Voltage Relay

...Relay ♦ Features -- Powered by the measuring circuit -- Built-in LCD and keypad afford a precise,digital setting -- Compact modular 43mm housing -- Adjustable over- and undervoltage threshold -- Independent ...

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

Active Member

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

... modular 43mm housing -- Adjustable over- and undervoltage threshold -- Independent adjustable delay time for overvoltage, undervoltage -- 1 CO & 1NC contacts -- Fault recording with last 3 faults ♦ Protecti...

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

Active Member

Add to cart
24V Single Phase Relay Overvoltage Under Voltage Protection CE Passed

... -- Compact modular 43mm housing -- Adjustable over- and undervoltage threshold -- Independent adjustable delay time for overvoltage, undervoltage -- 1 CO & 1NC contacts -- Fault recording with last 3 faults...

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

Active Member

Add to cart
12V / 24 - 48V / 110 - 240V Single Phase Voltage Monitoring Relay For Compressors

... -- Compact modular 43mm housing -- Adjustable over- and undervoltage threshold -- Independent adjustable delay time for overvoltage, undervoltage -- 1 CO & 1NC contacts -- Fault recording with last 3 faults...

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

Active Member

Add to cart
AD220 Single Phase Voltage Monitoring Relay Over / Under Voltage Protector 220V 380V

... -- Compact modular 43mm housing -- Adjustable over- and undervoltage threshold -- Independent adjustable delay time for overvoltage, undervoltage -- 1 CO & 1NC contacts -- Fault recording with last 3 faults...

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

Active Member

Add to cart
CE SVR1000 Single Phase Voltage Monitoring Relay , Undervoltage And Overvoltage Relay 6A

...Relay SVR1000 The Features of SVR10000 -- Powered by the measuring circuit -- Built-in LCD and keypad afford a precise,digital setting -- Compact modular 43mm housing -- Adjustable over- and undervoltage thr...

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

Active Member

Add to cart

|< << 1 2 3 4 5 6 7 8 9 10 >> >|

Inquiry Cart 0

All Categories

Fault Relay

Total 436 products for fault relay Manufacture & Suppliers

Acrel AC110V Overcurrent And Earth Fault Protection Relay ASJ20-LD1C&LD1A

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

Undervoltage Motor Protection Relay , Short Circuit Phase Loss Monitor Relay

AC / DC Supply Single Phase Undervoltage Relay 6A Digital Voltage Protection Relay Auto Reset

NB902 12S S A12V 50A Relay High Sensitivity High Load Dustproof High Reliability

AC / DC Supply Single Phase Undervoltage Relay 6A Digital Voltage Protection Relay Auto Reset

Undervoltage Motor Protection Relay , Short Circuit Phase Loss Monitor Relay

NB902 12S S A12V 50A Relay High Sensitivity High Load Dustproof High Reliability

63A Automation Control Relays

4 Phase Voltage & 3 Phase Current Protection Relay Test Equipment With Fault Playback

4 Phase Voltage & 3 Phase Current Protection Relay Test Equipment With Fault Playback

Phase Loss Current / Digital Overload Relay Separate Structure WDB-1FMT

Three Phase Overload Relay Sequence Loss Voltage Current Pump Blower Protector

Voltage Detection Single Phase Voltage Relay Over Voltage Under Voltage Protection AC / DC

Small Single Phase Voltage Monitoring Relay Monitoring Over Under Voltage Relay

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

24V Single Phase Relay Overvoltage Under Voltage Protection CE Passed

12V / 24 - 48V / 110 - 240V Single Phase Voltage Monitoring Relay For Compressors

AD220 Single Phase Voltage Monitoring Relay Over / Under Voltage Protector 220V 380V

CE SVR1000 Single Phase Voltage Monitoring Relay , Undervoltage And Overvoltage Relay 6A