Home > Electrical Equipment & Supplies > Electrical Instruments > Energy Meters >

Phase 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 2516 products for phase fault relay Manufacture & Suppliers

Professional TDR Cable Fault Locator For Fast And Precise Fault Detection And Analysis

... length, insulation medium, insulation resistance, buried path, and the cause of the fault. (2) Analysis of the nature of the cable fault: use the "low voltage pulse" of the cable fault tester to test the le...

Xi'an Xu&Hui Electromechanical Technology Co., Ltd.
China

Verified Supplier

Add to cart
China JVM-1 time delay relay

China JVM-1 time delay relay Main Product: 1.time relay(digital time relay,floatless relay,reversal preventing relay,twin timer,rotary type time relay) 2.photoelectric switch 3.Temperature controller 4.Push But...

YUEQING LKS ELECTRIC CO.,LTD
Zhejiang

Active Member

Add to cart
China good quality APR-3 time delay relay

China good quality APR-3 time delay relay Main Product: 1.time relay(digital time relay,floatless relay,reversal preventing relay,twin timer,rotary type time relay) 2.photoelectric switch 3.Temperature controll...

YUEQING LKS ELECTRIC CO.,LTD
Zhejiang

Active Member

Add to cart
Alarm Signals Fault Passage Indicator For Cable 30V / DC－1A Remote Relay

There are 3 types of 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 st...

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

Site Member

Add to cart
45-65Hz Protection Relay Test Equipment , Double Clamp Digital Phase Angle Meter

...phase angle meter for Microcomputer Protection Relay Test device GF211B multi-function double clamp digital phase angle meter is a multi-functional portable instrument. It is an ideal choice for electric pow...

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

Verified Supplier

Add to cart
36A 3 Phase Thermal Overload Relay / White Thermal Overload Contactor

... working voltage of main circuit is 660V and current is 0.25~630A. They are used for overload and Phase-break protection of AC motors. Features: The whole series of products are equipped with overload and Ph...

HUANGSHAN SAFETY ELECTRIC TECHNOLOGY CO., LTD.
Anhui,China

Active Member

Add to cart
50hz Bimetallic Thermal Overload Relay OEM Service For Phase - Break Protection

... working voltage of main circuit is 660V and current is 0.25~630A. They are used for overload and Phase-break protection of AC motors. Features: The whole series of products are equipped with overload and Ph...

HUANGSHAN SAFETY ELECTRIC TECHNOLOGY CO., LTD.
Anhui,China

Active Member

Add to cart
Over Voltage Single Phase Voltage Monitoring Relay SVR220 220V 440V Voltage Control Relay

Over Voltage Relay SVR-220 220V 440V Voltage Control Relay Single Phase Protector ♦ Features -- Single-phase monitoring of over- and undervoltage -- Powered by the measuring circuit -- 1 C/O contacts -- 3 LEDs ...

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

Active Member

Add to cart
36A 3 Phase Thermal Overload Relay / White Thermal Overload Contactor

... working voltage of main circuit is 660V and current is 0.25~630A. They are used for overload and Phase-break protection of AC motors. Features: The whole series of products are equipped with overload and Ph...

HUANGSHAN SAFETY ELECTRIC TECHNOLOGY CO., LTD.
Anhui,China

Verified Supplier

Add to cart
50hz Bimetallic Thermal Overload Relay OEM Service For Phase - Break Protection

... working voltage of main circuit is 660V and current is 0.25~630A. They are used for overload and Phase-break protection of AC motors. Features: The whole series of products are equipped with overload and Ph...

HUANGSHAN SAFETY ELECTRIC TECHNOLOGY CO., LTD.
Anhui,China

Verified Supplier

Add to cart
Over Voltage Single Phase Voltage Monitoring Relay SVR220 220V 440V Voltage Control Relay

Over Voltage Relay SVR-220 220V 440V Voltage Control Relay Single Phase Protector ♦ Features -- Single-phase monitoring of over- and undervoltage -- Powered by the measuring circuit -- 1 C/O contacts -- 3 LEDs ...

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

Verified Supplier

Add to cart
Protection Relay Testing K3030 , Secondary Injection 250V

...Relay Testing K3030 , Secondary Injection 250V 1. Easy test 2. Operation menu, Simple operation 3. Nominal input voltage:250VAC Technical Data of K3030 Voltage generators Setting Range 4-phase AC (L-N) 4 x 0...

Kingsine Electric Automation Co., Ltd.
Guangdong

Verified Supplier

Add to cart
50Hz / 220V Relay Test Set / Transient Test , 4 Phase AC / 3 Phase AC K1063

50Hz / 220V Relay Test Set / Transient Test , 4 Phase AC / 3 Phase AC K1063 4 pairs Binary output Capacity:250V/3A AC/DC Power:1000VA In-house and field test, Laptop is unnecessary! With microprocessor& LCD scr...

Kingsine Electric Automation Co., Ltd.
Guangdong

Verified Supplier

Add to cart
RSPDF-1000 DC Ground Fault Tester

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
Distribution Cabinet Single Phase Voltage Monitoring Relay Over / Under Voltage Protector

Distribution Cabinet Single Phase Voltage Monitoring Relay Over / Under Voltage Protector �� Descriptions The single-phase voltage monitoring relay SVR1000/AD220 is AC/DC supply in Single phase circuit for prote...

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

Active Member

Add to cart
5v 50A Single Phase SSR Solid State Relay Temperature Controller

AC Single Phase SSR Solid State Relay AC SSR of Single Dual In line Description of AC Single Phase SSR Solid State Relay Specification of AC Single Phase SSR Solid State Relay AC SSR of Single,Dual In-line Main...

Jiangsu Gold Electrical Control Technology Co., Ltd.
Jiangsu,China

Verified Supplier

Add to cart
DV2-09 Protective 3 phase Voltage Monitoring Relay Under Over Voltage Detector Relay

... ♦ Monitoring of 3-phase mains: - voltage in 2 levels (undervoltage and overvoltage) in range 120-277V (3P+N) or 208-480V (3P3W). - phase asymmetry (can be switched off) - phase sequence - phase failure ♦ Fu...

YUEQING RENHE ELECTRIC CO., LTD.
China

Active Member

Add to cart
DV5-03 Phase Loss Sensors Relay Device Voltage Control Relay

... - phase failure ♦ Adjustable function, MEMORY ♦ Function of second relay (independent/paralled) ♦ Adjustable delay for short peaks for each level independently ♦ M480: For circuits 3×400V (without neutral) ...

YUEQING RENHE ELECTRIC CO., LTD.
China

Active Member

Add to cart
DV2-09 Protective 3 phase Voltage Monitoring Relay Under Over Voltage Detector Relay

... ♦ Monitoring of 3-phase mains: - voltage in 2 levels (undervoltage and overvoltage) in range 120-277V (3P+N) or 208-480V (3P3W). - phase asymmetry (can be switched off) - phase sequence - phase failure ♦ Fu...

YUEQING RENHE ELECTRIC CO., LTD.
China

Active Member

Add to cart
DV5-09 Phase Loss Sensor Relay Asymmetry Control Relay

... - phase failure ♦ Adjustable function, MEMORY ♦ Function of second relay (independent/paralled) ♦ Adjustable delay for short peaks for each level independently ♦ M480: For circuits 3×400V (without neutral) ...

YUEQING RENHE ELECTRIC CO., LTD.
China

Active Member

Add to cart

|< << 25 26 27 28 29 30 31 32 33 >> >|

Inquiry Cart 0

All Categories

Phase Fault Relay

Total 2516 products for phase fault relay Manufacture & Suppliers

Professional TDR Cable Fault Locator For Fast And Precise Fault Detection And Analysis

China JVM-1 time delay relay

China good quality APR-3 time delay relay

Alarm Signals Fault Passage Indicator For Cable 30V / DC－1A Remote Relay

45-65Hz Protection Relay Test Equipment , Double Clamp Digital Phase Angle Meter

36A 3 Phase Thermal Overload Relay / White Thermal Overload Contactor

50hz Bimetallic Thermal Overload Relay OEM Service For Phase - Break Protection

Over Voltage Single Phase Voltage Monitoring Relay SVR220 220V 440V Voltage Control Relay

36A 3 Phase Thermal Overload Relay / White Thermal Overload Contactor

50hz Bimetallic Thermal Overload Relay OEM Service For Phase - Break Protection

Over Voltage Single Phase Voltage Monitoring Relay SVR220 220V 440V Voltage Control Relay

Protection Relay Testing K3030 , Secondary Injection 250V

50Hz / 220V Relay Test Set / Transient Test , 4 Phase AC / 3 Phase AC K1063

RSPDF-1000 DC Ground Fault Tester

Distribution Cabinet Single Phase Voltage Monitoring Relay Over / Under Voltage Protector

5v 50A Single Phase SSR Solid State Relay Temperature Controller

DV2-09 Protective 3 phase Voltage Monitoring Relay Under Over Voltage Detector Relay

DV5-03 Phase Loss Sensors Relay Device Voltage Control Relay

DV2-09 Protective 3 phase Voltage Monitoring Relay Under Over Voltage Detector Relay

DV5-09 Phase Loss Sensor Relay Asymmetry Control Relay