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1 - 10 Results for earth fault indicator manufacturers from 4922 Products
Automatic Earth Fault Indicator Optical Fiber Network GSM / GPRS Sending
Data transmission Unit is applied in power distribution network, used for data gathering and transmission for load detection ,fault detection and location in cable. Working principle: Date 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...
Beijing Tianyihongda Science & Technology Development Co., LTD
Room1301, Building 11, yard 88 , Sanluju Road, Fengtai District, Beijing, China
GPRS Connecting Earth Fault Indicator For Underground Cable Communicated
Data transmission Unit is applied in power distribution network, used for data gathering and transmission for load detection ,fault detection and location in cable. Working principle: Date 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...
Beijing Tianyihongda Science & Technology Development Co., LTD
Room1301, Building 11, yard 88 , Sanluju Road, Fengtai District, Beijing, China
Optical Fiber Earth Fault Indicator Automatically Real-Time Detect Zero Sequence Current
Data transmission Unit is applied in power distribution network, used for data gathering and transmission for load detection ,fault detection and location in cable. Working principle: Date 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...
Beijing Tianyihongda Science & Technology Development Co., LTD
Room1301, Building 11, yard 88 , Sanluju Road, Fengtai District, Beijing, China
Short Circuit Earth Fault Indicator Monitor System With Wireless / Optical Fiber
Part 1: Panel indicator 1,Summary TYHD-2 panel type fault indicator(be called indicator for short below) is mainly used for switch gears for locally indicate short circuit fault and earth fault and also provide wireless signal output . 2,Working principle The principle is micro-controllers with little power consumption, micro-controllers can automatically identify fault signals from short circuit indicator and earth indicator, They can display...
Beijing Tianyihongda Science & Technology Development Co., LTD
Room1301, Building 11, yard 88 , Sanluju Road, Fengtai District, Beijing, China
Earth Fault Indicator Remote Fault Indicator , Optical Fiber Analyzing Dc Ground Fault Detector
RTU cable type data transmission with earth fault indicator transmitted through optical fiber Data transmission Unit is applied in power distribution network, used for data gathering and transmission for load detection ,fault detection and location in cable. Working principle: Date Transmission Unit is to make photoelectric translation,process and analyze the fault signal from short-circuit fault indicator and earth fault indicator transmitted...
Beijing Tianyihongda Science & Technology Development Co., LTD
Room1301, Building 11, yard 88 , Sanluju Road, Fengtai District, Beijing, China
Data Transmit Fiber Optic Fault Locator Cable Earthed Fault Indicator System Zero Sequence Current Measurement
cable earthed fault indicator system with function of zero-sequence current measurement and data transmit TYHD-A2 cable earthed fault indicator is applied to cable system below 35KV, with function of zero-sequence current measurement and data transmit function, it indicates fault when earth fault happened in cable, It can help line finder find the fault quickly .shorten power-off time,improve the reliability of power supply,be convenient for...
Beijing Tianyihongda Science & Technology Development Co., LTD
Room1301, Building 11, yard 88 , Sanluju Road, Fengtai District, Beijing, China
GSM / GPRS Forwarding Earth Fault Indicator Red Flag / Flashlight Alarm
This kind of device is applied to the overhead power distribution network automatic system from 6KV to 35KV,is used to improve the safe and reliable operating performance through centralized monitoring the current, temperature and fault condition on the power distribution circuit. System Composition Structure and detailed instruction: This system of device is composed of communicable fault passage indicator, data transmission unit, main station...
Beijing Tianyihongda Science & Technology Development Co., LTD
Room1301, Building 11, yard 88 , Sanluju Road, Fengtai District, Beijing, China
Connecting Earth Fault Indicator For Overhead Line Red Flag Moving Times No Limit
connecting fault passage indicator for overhead line( Red flag moving times no limit) This kind of device is applied to the overhead power distribution network automatic system from 6KV to 35KV,is used to improve the safe and reliable operating performance through centralized monitoring the current, temperature and fault condition on the power distribution circuit. Detecting principle: Short-circuit principle: when phase-to-phase short-circuit...
Beijing Tianyihongda Science & Technology Development Co., LTD
Room1301, Building 11, yard 88 , Sanluju Road, Fengtai District, Beijing, China
Power Distribution Network Earth Fault Indicator Over 90 / 100 Alarming Accuracy
This kind of device is applied to the overhead power distribution network automatic system from 6KV to 35KV,is used to improve the safe and reliable operating performance through centralized monitoring the current, temperature and fault condition on the power distribution circuit. system Constructure: Main features: GSM or GPRS forwarding； GSM (short messages) and GPRS (data) are mutually the standby mode, which are used to send the substation...
Beijing Tianyihongda Science & Technology Development Co., LTD
Room1301, Building 11, yard 88 , Sanluju Road, Fengtai District, Beijing, China
Online Short Circuit Earth Fault Indicator Monitoring System For Overhead Line
This kind of device is applied to the overhead power distribution network automatic system from 6KV to 35KV,is used to improve the safe and reliable operating performance through centralized monitoring the current, temperature and fault condition on the power distribution circuit. Data Terminal Unit: It is composed of singlechip system, GPRS/GSM module, radio frequency communication module and solar energy supply unit. This device is installed on...
Beijing Tianyihongda Science & Technology Development Co., LTD
Room1301, Building 11, yard 88 , Sanluju Road, Fengtai District, Beijing, China
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