earth fault protection devices

Brand Name:Purple Horn

Model Number:KER152

Place of Origin:China

... power, or measure the neutral current directly. Description: Purple HornRelay is a micro-mrocessor based electronic protection device designed to recognize current leakage to ensure the protection of electrical installations and persons against direct and

Brand Name:ABB

Model Number:REX010

Place of Origin:Germany

... fault conditions in electrical systems. This unit plays a critical role in ensuring the safety and reliability of power distribution networks, protecting both equipment and personnel. Key Features: Advanced Fault Detection: The REX010 employs state-of-the

Brand Name:Tianyihongda

Model Number:TYHD-A3

Place of Origin:Beijing,China

... Transmission Unit is to make photoelectric translation,process and analyze the fault signal from short-circuit fault indicator and earth fault indicator transmitted through optical fiber.then send the fault signals to master station by GSM or GPRS after

Brand Name:Acrel

Model Number:ASJ20-LD1C&LD1A

Place of Origin:China

... 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 circuit, so as to prevent the equipment damage and

Brand Name:ABB

Model Number:SPASI23

Place of Origin:USA

... $1500 Warranty 12 months Lead time 3-5 work days Description: The SPAJ23 is a protection relay from ABB. It is designed for directional earth-fault protection in electrical networks. This relay identifies the direction of a fault, helping to locate it

Brand Name:Facerom

Model Number:FGL-250/11/6

Place of Origin:China

laboratory tube furnace Carbon nano tube furnace with earth leakage protective device Description: The carbon nano tube continuous production tubular furnace is specially designed for the CVD process for the batch production of carbon ...

Brand Name:ABB

Model Number:REX 521

Place of Origin:Sweden

...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 Isolation Overcurrent Protection: Detects excessive current and disconnects the feeder to prevent damage. Earth Fault Protection: Identifies ground faults and isolates the affected section to ensure safety. 2. Advanced Protection...

Brand Name:ABB

Model Number:SPAJ110 C-AA

Place of Origin:SWEDEN

... by order codes and the way their auxiliary supply and configuration options are specified: ➤ SPAJ110 C • This is the base model name for the earth‑fault protection relay. • It provides two‑stage selective earth‑fault protection for feeders,

Brand Name:BRITEC

Model Number:BR-25GR 4P

Place of Origin:China

...Protection Device Features: • High impulse current multi-layer three phase Iimp 25kA type 1 spark gap surge arrester. • Remote and visual indication of protection device life status. • 35mm Din rail in accordance with EN 61643-11 and IEC 61643-11. • Exclusive devices for TN-S earthing systems. • Operating state / fault...

Brand Name:GINRI

Model Number:WDB-1F2

Place of Origin:China

...Protection Relay Phase Loss Earth Fault ♦ 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 short-circuit, locked-rotor,overcurrent, undercurrent, phase loss, phase unbalance,overvoltage,undervoltage -- Earth fault (should couple with ZCT) -- Fault...

Brand Name:GDZX

Model Number:ZX-PDF

Place of Origin:Hubei, China

DC System Earth Insulation Tester Ground Earth Fault Locator Calibrator Equipment Functions 1. In line or off line testing the insulation monitoring device or ground fault locator 2. Positive grounding test function 3. Negative grounding test function 4. ...

Brand Name:LLH

Model Number:SLV-10S

Place of Origin:Guangdong Province.China

... protection zones. As a series-installed fine arrester at the front end of equipment, it integrates full-mode protection to shield against surges in line-neutral, line-earth, and neutral-earth paths. Equipped with LED status indication (green: normal;

Brand Name:THOR

Model Number:TRS5-A12

Place of Origin:CHINA

...m lightning protection and overvoltage protection. Circuit protection is made up of a powerful diode solid state discharge tube; basic and fine protection is based on an automatic fault protection device. During thermal overload, the device moves the two

Brand Name:Uchi

Model Number:OBV5-C40

Place of Origin:Dongguan China

...Earthing Lightning Protection System OBV5-C40 The surge arrestors OBV5-C40-LT meet the type 2 requirement class according to IEC 61643-11. These devices protect low-voltage consumer systems from overvoltages of all types and are available in single-pole to four-pole versions. The use of high-performance varistors permits a rapid response time and a low protection...

Place of Origin:China

Brand Name:OEM

Model Number:JK-M15-1a

... . Performance and characteristics Simple construction, reliable performance The product can output stable and reliable switch control signal of" making"," breaking"without any fault action, so its eliability is very

Brand Name:Qing Zhu

Model Number:QZCK-80/B+C-1U

Place of Origin:XIAN,CHINA

...protection device Description A signal surge protector is an electronic device that protects instruments, equipment or systems on signal lines from damage caused by lightning strikes or other transient overvoltages. The main principle of the signal surge protector is to discharge the high-voltage surge generated on the line to the earth...

Brand Name:SEFIE

Model Number:SFL4-100

Place of Origin:WenZhou,China

...earth leakage circuit breaker elcb/rocb/rcd ​ Independent of power supply and line voltage,and free from external interference,voltage fluctuation Elegant appearance ; cover and handle in arc shape make comfortable operation Transparent cover designed to carry label Provides protection against earth fault...

Brand Name:Uchi

Model Number:OBVJ

Place of Origin:Dongguan China

...Protection Device SPD, Surge Counter With Operating Current 1KA-150KA Product Description Lightning Current Counter (LCC) is used to count the number of discharging lighting current of various lightning protection device. The LCC extends the count number up to 99 times from one digit to two digits. The LCC is installed to the lighting current discharging module, for example, connect the LCC to the earthing line of the surge protection

Brand Name:AI

Model Number:CFL

Place of Origin:China

...Earth Fault Locator I. Introduction: The normal operation of cable-communication and electric transport completely rely on the good condition of the cable-circuit. Once the circuit breaks down and without punctually examination and repairing, it will no doubt trigger the ass economic loss and bad social influence. So the electric fault measuring instrument is a very important tool. This cable fault...