line fault indicator

Brand Name:Tianyihongda

Model Number:TYHD-0

Place of Origin:Beijing,China

...phase and phase-to-earth faults by determining short circuit, over-current and power features to detect faults and provide a local light indication. In addition, the indicator also has current measurement and wireless data communication capabilities, by

Brand Name:Tianyihongda

Model Number:TYHD-OF1

Place of Origin:Beijing,China

...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...

Brand Name:Tianyihongda

Model Number:TYHD-2

Place of Origin:Beijing,China

...indicator is suitable for the cable 35kV system (including bellow 35kV system).It can only judge short-circuit, without locally indicating function. When short-circuit happened in cable,It can help line finder find the fault quickly .shorten power-off duration,improve the reliability of power supply,The picture of product is below: Working principle: Using clip-on line structure of fault...

Brand Name:Tianyihongda

Model Number:TYHD-A1

Place of Origin:Beijing,China

... then to demodulate and decode,then send the signal to central station by GSM or GPRS. TYHD-A1 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

Brand Name:Tianyihongda

Model Number:TYHD-RTU1

Place of Origin:Beijing,China

...,then send the signal to central station by GSM or GPRS. Working principle: Date Transmission Unit is to transmit the fault signal from panel indicator which is transmitted from short-circuit fault indicator and earth fault indicator through optical fiber.

Brand Name:Tianyihongda

Model Number:TYHD-2

Place of Origin:Beijing,China

...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 . 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 the fault...

Brand Name:Tianyihongda

Model Number:TYHD-A2

Place of Origin:Beijing,China

... 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

Brand Name:Tianyihongda

Model Number:TYHD-AI11

Place of Origin:Beijing,China

...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...

Brand Name:TYHD

Model Number:TYHD-AI15

Place of Origin:China, Beijing

...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 . Data Transmission Unit(wireless)Data Transmission Unit function is to receive wireless signal from panel indicator then to demodulate and decode,then send the signal to central station by GSM or GPRS. 2, canle fault indicator...

Brand Name:Tianyihongda

Model Number:TYHD-3

Place of Origin:Beijing,China

...indicator is suitable for the cable 35kV system (including bellow 35kV system).It can only judge short-circuit, without locally indicating function. When short-circuit happened in cable,It can help line finder find the fault quickly .shorten power-off duration,improve the reliability of power supply,The picture of product is below: Working principle: Using clip-on line structure of fault...

Brand Name:TYHD

Model Number:TYHD-AI9

Place of Origin:Beijing , China

... before delivery, which has been in good condition when transport. Abstract The fault indicator for overhead distribution lines is used indicating of phase-to-phase and phase-to-earth faults by determining short circuit, over-current and power features to

Brand Name:TYHD

Model Number:TYHD-AI1

Place of Origin:China,Beijing

...l alarm during the day and flash during night to show the fault. According to the alarm information , the operator can locate the fault area quickly and find out the point of fault, which supply the best solution for the difficulty in finding fault area.

Brand Name:TYHD

Model Number:TYHD-AI-2

Place of Origin:China, Beijing

.... 2. Working principle Date Transmission Unit is to transmit the fault signal from panel indicator which is transmitted from short-circuit fault indicator and earth fault indicator through optical fiber. DTU receive data wireless from panel indicator ,then

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:TYHD

Model Number:TYHD-AI18

Place of Origin:China, Beijing

... mainly used for switch gears for locally indicate short circuit fault and earth fault and also provide wireless signal output . Data Transmission Unit(wireless)Data Transmission Unit function is to receive wireless signal from panel indicator then to

Brand Name:Tianyihongda

Model Number:TYHD-A1

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:Tianyihongda

Model Number:TYHD-A11

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:Tianyihongda

Model Number:TYHD-A13

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:Tianyihongda

Model Number:TYHD-C6

Place of Origin:Beijing,China

...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...

Brand Name:TYHD

Model Number:TYHD-AI3

Place of Origin:China,Beijing

... day and flash during night to show the fault. According to the alarm information , the operator can locate the fault area quickly and find out the point of fault, which supply the best solution for the difficulty in finding fault area. This device can