Home > Electrical Equipment & Supplies > Industrial Controls > Relays >

Microprocessor Based Protective Relays

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 17623 products for microprocessor based protective relays Manufacture & Suppliers

1W Acurrent coil Static trip-proof relay XJBZ-226, XJBZ-216, XJBZ-228, XJBZ-229

...relay XJBZ-226, XJBZ-216, XJBZ-228, XJBZ-229, XJBZ-284A,XJBZ-314A 1.This series of auxiliary relay is used in many kinds of protection and auto-controled devices. It can enlarges the contact capacity of the ...

Hontai Machinery and equipment (HK) Co. ltd
Guangdong,China

Verified Supplier

Add to cart
DK NON-AUXILIARY POWER SUPPLY VOLTAGE Electronic Control RELAY(JY-7A/1DK) 19V - 130V

...Electronic Control RELAY(JY-7A/1DK) 19V - 130V JY-7 series type DK non-auxiliary power supply voltage relay is used in relay protection devices of electromotor transformer and transporting and transforming p...

Hontai Machinery and equipment (HK) Co. ltd
Guangdong,China

Verified Supplier

Add to cart
DK NON-AUXILIARY POWER SUPPLY VOLTAGE Electronic Control Relay (JY-7/3DK/220) 40V - 260V

...Electronic Control Relay (JY-7/3DK/220) 40V - 260V JY-7 series type DK non-auxiliary power supply voltage relay is used in relay protection devices of electromotor transformer and transporting and transformi...

Hontai Machinery and equipment (HK) Co. ltd
Guangdong,China

Verified Supplier

Add to cart
Low Power CURRENT Electronic Control Relay (JL-8GB/11) Current 0.03A - 9.99A

...transforming power. And as an over load protect or short give a alert sogn. Main tech-parameters: Current range: 0.03A-9.99A,unit 0.01A Operate time: 1.2times ......

Hontai Machinery and equipment (HK) Co. ltd
Guangdong,China

Verified Supplier

Add to cart
JY-7 SERIES DK non-auxiliary power supply voltage Electronic Control Relay (JY-7A/31)

...voltage Electronic Control Relay (JY-7A/31) JY-7 series type DK non-auxiliary power supply voltage relay is used in relay protection devices of electromotor transformer and transporting and transforming powe...

Hontai Machinery and equipment (HK) Co. ltd
Guangdong,China

Verified Supplier

Add to cart
Electronic Thermal Relay Tester for Calibration of Thermocouple

ZXRC-III Electronic Thermal Relay Calibrator Product introduction ZXRC-III Electronic Thermal Relay Calibrator is mainly used for setting and calibration of various thermal relays and motor protection devices. ...

Wuhan GDZX Power Equipment Co., Ltd
Hubei,China

Verified Supplier

Add to cart
Human Computer Interaction Integrated Gas Relay Calibrator

Relay Protection Tester Gas Relay Calibrator With Integrated Design And High Degree The ZX-RLC gas relay calibrator adopts an integrated design. The device is embedded with a full-color capacitive touch display...

Wuhan GDZX Power Equipment Co., Ltd
Hubei,China

Verified Supplier

Add to cart
PRT-I Single Phase Relay Tester for Single Phase Relay Testing

...Relay Tester for Single Phase Relay Testing Introduction: PRT-I Single Phase Relay Tester is applied to test protection replay based on voltage and current operation. The main function of the PRT-I Single Ph...

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

Verified Supplier

Add to cart
50Hz 220V Relay Test System , 50 / 51 Overcurrent Test K3066Li

...Relay Test System , 50 / 51 Overcurrent Test K3066Li Unique power switch and amplifier technology 4 pairs Binary output Power:2000VA 7 phase voltage(L-N) output Friendly PC software for easy operation! K30 s...

Kingsine Electric Automation Co., Ltd.
Guangdong

Verified Supplier

Add to cart
Digital Relay Test System

...Relay Test System 1. Easy test 2. Operation menu, Simple operation 3. Power:2000VA Friendly PC software for easy operation! K30 series relay tester is extremely design for overseas user, with Friendly PC sof...

Kingsine Electric Automation Co., Ltd.
Guangdong

Verified Supplier

Add to cart
12V DC MY2P HH52P MY2NJ coil general purpose DPDT micro mini relay with socket base

...relay with socket base Product Name Power Relay + Socket Model No. MY2NJ Action Type DPDT Coil Voltage 12VDC Contact Capacity 5A, 240VAC 5A, 28VDC Pin Quantity 8 Mounting Rail Type 35mm DIN Rail Overall Size...

Yueqing Kampa Electric Co., Ltd.
China

Active Member

Add to cart
12VDC MY3NJ HH53P General Purpose Power Relays Electromagnetic 3NO3NC 11 PIN LED with base

...(Approx.):70.5 x 29 x 65mm/2.8" x 1.14" x 2.56"(L*W*H) Material(External):Plastic Color:Clear, Black Package Content: 1 x Power Relay 1 x Socket Packaging & Shipping Company Information Yueqing Kampa Electri...

Yueqing Kampa Electric Co., Ltd.
China

Active Member

Add to cart
Intermediate relay base PTF14A big 14 pin socket suitable for LY4NJ HH64P

...relay base PTF14A big 14 pin socket suitable for LY4NJ HH64P Model number PTF14A series Mounting form Screw, Din rail Load current 12A External dimensions 78x28x33mm Matched relay LY4NJ HH64P PCS/Box 10 Pack...

Yueqing Kampa Electric Co., Ltd.
China

Active Member

Add to cart
Phase Loss 3 Phase Control Relay 2C/O Contacts For 4 Wires Refrigerator

... equipment. The phase sequence protector can display the three-phase power supply voltage in real time, and can output through the relay when the power supply overvoltage protection, undervoltage protection,...

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

Active Member

Add to cart
Phase Loss 3 Phase Control Relay 2C/O Contacts For 4 Wires Refrigerator

... equipment. The phase sequence protector can display the three-phase power supply voltage in real time, and can output through the relay when the power supply overvoltage protection, undervoltage protection,...

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

Verified Supplier

Add to cart
Factory direct car air conditioning relay 12V 40A relay universal electromagnetic relay 5 pin spdt relay

Factory direct car air conditioning relay 12V 40A relay universal electromagnetic relay 5 pin spdt relay EXPORT LOGO & DOMESTIC LOGO 1.Description 6 pins, SPDT type, PCB mount. Can adjust automatically, protect...

Zhejiang Huiyou Auto Parts Co., Ltd.
Zhejiang,China

Site Member

Add to cart
Factory direct car air conditioning relay 12V 40A relay universal electromagnetic relay 5 pin spdt relay

Factory direct car air conditioning relay 12V 40A relay universal electromagnetic relay 5 pin spdt relay EXPORT LOGO & DOMESTIC LOGO 1.Description 6 pins, SPDT type, PCB mount. Can adjust automatically, protect...

Zhejiang Huiyou Auto Parts Co., Ltd.
Zhejiang,China

Site Member

Add to cart
TR2 Series Auto Miniature Thermal Overload Relay Fixed Install

... voltage 660 V, rated current 0.1-93A for protecting the phase break when the electric motor is overload , the relay has different mechanism and temperature compensation can be pluged in ST1 series AC contac...

WENZHOU SANTUO ELECTRICAL CO.,LTD.
Zhejiang,China

Site Member

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

Phase loss Electronic Overload 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 ......

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

Active Member

Add to cart

|< << 41 42 43 44 45 46 47 48 49 >> >|

Inquiry Cart 0

All Categories

Microprocessor Based Protective Relays

Total 17623 products for microprocessor based protective relays Manufacture & Suppliers

1W Acurrent coil Static trip-proof relay XJBZ-226, XJBZ-216, XJBZ-228, XJBZ-229

DK NON-AUXILIARY POWER SUPPLY VOLTAGE Electronic Control RELAY(JY-7A/1DK) 19V - 130V

DK NON-AUXILIARY POWER SUPPLY VOLTAGE Electronic Control Relay (JY-7/3DK/220) 40V - 260V

Low Power CURRENT Electronic Control Relay (JL-8GB/11) Current 0.03A - 9.99A

JY-7 SERIES DK non-auxiliary power supply voltage Electronic Control Relay (JY-7A/31)

Electronic Thermal Relay Tester for Calibration of Thermocouple

Human Computer Interaction Integrated Gas Relay Calibrator

PRT-I Single Phase Relay Tester for Single Phase Relay Testing

50Hz 220V Relay Test System , 50 / 51 Overcurrent Test K3066Li

Digital Relay Test System

12V DC MY2P HH52P MY2NJ coil general purpose DPDT micro mini relay with socket base

12VDC MY3NJ HH53P General Purpose Power Relays Electromagnetic 3NO3NC 11 PIN LED with base

Intermediate relay base PTF14A big 14 pin socket suitable for LY4NJ HH64P

Phase Loss 3 Phase Control Relay 2C/O Contacts For 4 Wires Refrigerator

Phase Loss 3 Phase Control Relay 2C/O Contacts For 4 Wires Refrigerator

Factory direct car air conditioning relay 12V 40A relay universal electromagnetic relay 5 pin spdt relay

Factory direct car air conditioning relay 12V 40A relay universal electromagnetic relay 5 pin spdt relay

TR2 Series Auto Miniature Thermal Overload Relay Fixed Install

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