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China High Quality insulation megger tester Factories – GDCR3200C Double Clamp Multifunctional Earth Resistance Tester – HV Hipot
General Information GDCR3200C Double Clamp Multifunctional Earth Resistance Tester is specially designed and manufactured for on-site measurement of grounding resistance, soil resistivity, grounding voltage, grounding line leakage current, AC current and DC resistance. The instrument adopts advanced digital processing technology, with 2-wire method, 3-wire method, 4-wire method, selection method, double clamp method and other measurement methods; Import FFT (Fast Fourier Transform) technology, AFC (Automatic Frequency Control) technology, with unique anti-interference ability and environmental adaptability, high repeated test consistency, ensuring high precision, high stability and high reliability for long-term measurement.The instrument used large caliber current clamp design, can ... -
OEM Best closed cup flash point tester Exporters – GDW-102 Oil Dew Point Tester (Coulometric Karl Fischer Titrator) – HV Hipot
Coulometric Karl Fischer technology is applied to measure precisely trace moisture the measured sample contains.The technology is widely used for accuracy and cheap test cost.The Model GDW-102 measure precisely trace moisture on liquid, solid and gas samples according to the technology. It’s used in electricity, petroleum, chemicals, foods and so on. Features ● Use improved PWM electrolysis circuit to reduce the power dissipation of the instrument. ● High precise measuring electrode signal and circuit detection make the electrolytic end decision quickly and precisely with strong anti-interference ability. ● Use methods of electrolyte blank current compensation and electrolyte balance drift compensation to devise testing result. ● Built in three calculation formula to generate r... -
China High Quality Pipe Cable Locator Manufacturer – GD-7018A Optical Fiber Identifier – HV Hipot
The GD-7018 series optical fiber pipeline identifier can accurately locate and meaure depth of the underground pipelines, cables and optical cables under the condition of without digging, and accurately find the damage points of the outer coating of the underground pipelines and the location of the underground cable fault points. The instrument incorporates the most advanced technologies such as ultra-narrow band filter, Bluetooth wireless communication, GPS positioning, automatic data mapping by professional data analysis software and automatic generation of test reports. The detection and inspection of various kinds of metal pipelines, pipeline management and maintenance, municipal planning and construction, pipeline inspection in power supply and other departments is one of the neces... -
China High Quality Sf6 Gas Detection System Factory – GDWG-IV SF6 Gas Leak Detector(IR series) – HV Hipot
Product Description GDWG-IV SF6 Gas Leak Detector is infrared red type leak detector(NDIR technology). It is color OLED display and real-time shows SF6 concentration. It rapidly detect SF6 breaker, GIS leakage point and yearly leakage rate qualitatively and quantitatively. It’s a good device suitable for power supply department, installation and overhaul unit, power test institute. Application ● High Voltage Switch Equipment ● Rotor vane of helicopter ● Gas transmission system ● To detect fire extinguisher ● Ventilation efficiency research of Buildings ● To detect danger Advantages ● No radiation. ● No need to replace high pressure high pure argon gas regularly. ● No need to approach high pressure gas. ● No need to replace sensors regularly, cost-effective. ● Stable ... -
OEM Best Impulse Current Generator Manufacturers – GDCY-20B 20kV Impulse Voltage Tester (Basic Type) – HV Hipot
GDCY-12B Programmable Automatic Impulse Voltage Tester is mainly based on TB/T 2653, GB/T 17627, GB/T 16927, GB14048, GB7251, GB/T 16935, IEC 61730, GB4706, GB3048, JB/T 7083 and other standard requirements. It is mainly used for safety performance (dielectric performance) detection of low-voltage electrical appliances, high and low voltage switches, solar energy, electricity meters, relays, leakage protectors, etc. The impulse output can be controlled by computer, and the test report can be printed and generated. (Picture only for reference first.) Features ● Manual/automatic/programmable mode: Manual mode adjusts impulse voltage manually by adjusting knob; Automatic mode adjusts impulse voltage automatically by the system; Programmable mode uses computer to control impulse vo... -
OEM Best Testing Of Vacuum Circuit Breakers Suppliers – GDSL-D Seriese Digital Primary Current Injection Test Set – HV Hipot
Adoption of Standard ● DL/T 596-2005 “Procedure Test Procedures for Electrical Equipment” ● GB1094.1-GB1094.6-96 “Shell protection level” ● GB2900 “Electrical Terminology” ● GB/T16927.1~2-1997 “High Voltage Test Technology” ● GB4793-1984 “Safety Requirements for Electronic Measuring Instruments” ● GB191 “Package Storage and Transportation Mark” ● GB/T.311-1997 “Insulation and coordination of high voltage power transmission and transformation equipment” Features ● Using high conductivity copper as the output electrode, the contact surface is large and the flow capacity is strong. ● Brushed aluminum plate with a new process, simple and eye-catching, wear-resistant and pollution-resistant. ● The all-... -
China High Quality partial discharge measurement Supplier – GDPD-414 Portable Partial Discharge Detector – HV Hipot
Main unit UHF sensor, round type, suitable for GIS UHF sensor, rectangle type, suitable for power cable, transformer, switchgear HFCT, suitable for power cable, transformer TEV sensor, suitable for switchgear Ultrasonic sensor, suitable for transformers, switchgear Above pictures are only for reference first. The GDPD-414 Portable (GDPD-414H handheld) Partial Discharge Detector adopts smart quick intelligent power test system (Soft No. 1010215, trademark registration number 14684781 (14684481)). It can flexibly configure various sensors according to different products to be tested. TEV, ultrasonic and HFCT are suitable for partial discharge detection of high-voltage switchgear and ring network cabinet; Ultrasonic and UHF are suitable for detecting G... -
OEM Best Type Test For Hv Circuit Breakers Manufacturers – GDSL-D Seriese Digital Primary Current Injection Test Set – HV Hipot
Adoption of Standard ● DL/T 596-2005 “Procedure Test Procedures for Electrical Equipment” ● GB1094.1-GB1094.6-96 “Shell protection level” ● GB2900 “Electrical Terminology” ● GB/T16927.1~2-1997 “High Voltage Test Technology” ● GB4793-1984 “Safety Requirements for Electronic Measuring Instruments” ● GB191 “Package Storage and Transportation Mark” ● GB/T.311-1997 “Insulation and coordination of high voltage power transmission and transformation equipment” Features ● Using high conductivity copper as the output electrode, the contact surface is large and the flow capacity is strong. ● Brushed aluminum plate with a new process, simple and eye-catching, wear-resistant and pollution-resistant. ● The all-... -
OEM Best dew point analyser manufacturer Factory – GDZD-601 oil shaker – HV Hipot
Features 1. 240*128 LCD display. 2. Small size, light weight and low noise. 3. Easy operation, control temperature is accurate. Specification 1. Temperature measurement range: 0~120℃ 2. Temperature control range: Room temperature to 110℃ 3. Temperature control method: Digital PID auto control 4. Temperature control accuracy: Room temperature to 50℃, ±0.2℃; 50℃~100℃,±0.3℃; 100~110℃, ±0.5℃ 5. Shaking frequency: 275±3 times/minute 6. Shaking amplitude: 35mm 7. Quantity of samples: Injector 100ml *8pcs; conical flask 250ml *4pcsA 8. Working modes: Chromatography degassing: Constant temperature at 50℃, shaking for 20 mins, static for 10 mins. Water-soluble acid: Constant temperature at 75℃, shaking for 5 mins, static for 0 minute. User defined: Constant temperature 0 to 110℃ at any... -
OEM Best pd transformer Manufacturers – GDPD-306M Portable Ultrasonic Partial Discharge Detector – HV Hipot
GDPD-306M is widely used in the partial discharge detection of power systems. Including high voltage switchgear, ring mains, voltage/current transformer, transformer (include dry type transformer), GIS, overhead lines, cables, and other equipment insulation state detection. The following indicators are used to measure the degree of discharge of electrical equipment: Partial discharge intensity detection: By measuring the discharge signal in a power frequency cycle, the intensity of the partial discharge is characterized according to the maximum value (dB) in the discharge pulse sequence. Partial discharge frequency detection: The device measures the discharge signal within a power frequency cycle, extracts the discharge pulses and characterizes the frequency of partial discha... -
China High Quality Cable Fault Location Factories – GD-7018A Optical Fiber Identifier – HV Hipot
The GD-7018 series optical fiber pipeline identifier can accurately locate and meaure depth of the underground pipelines, cables and optical cables under the condition of without digging, and accurately find the damage points of the outer coating of the underground pipelines and the location of the underground cable fault points. The instrument incorporates the most advanced technologies such as ultra-narrow band filter, Bluetooth wireless communication, GPS positioning, automatic data mapping by professional data analysis software and automatic generation of test reports. The detection and inspection of various kinds of metal pipelines, pipeline management and maintenance, municipal planning and construction, pipeline inspection in power supply and other departments is one of the neces... -
China High Quality Capacitor Range Factory – High voltage divider GDFR-D1 – HV Hipot
GDFR-D1 series AC/DC Voltage Meter GDFR-D1 series AC/DC digital meter is on-site instrument, which test both AC and DC voltage. The digital meter and divider are equipped in one unit. Features ● Balance type equal potential shield structure. ● Fully-sealed insulation cylinder with internal excellent components. ● High accuracy and linearity, good stability and anti-interference ability. ● With good filling materials, which make the structure smaller and weight lighter, and minimize internal partial discharge. ● Small size, light weight, easy to carry in the field work. ● Inner shield anti-interference system. ● The voltage ratio can be customized, suitable for calibration. ● External voltage meter can be connected. Technical Specifications Model No. GDFR-D1-50 GDFR-D1-100 G...
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