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  • OEM Best protection relay calibration testing equipment Exporters –  GDJR-200D Single Phase Electronic Thermal Relay Calibrator – HV Hipot

    OEM Best protection relay calibration testing equipment Exporters – GDJR-200D Single Phase Electronic Thermal Relay Calibrator – HV Hipot

    Standard compliance GB/T 14598.15-1998 Electric Relays Part 8: Thermal Electrical Relays DL/T 624-1997 Technical Specification of Test Equipment Based on Micro-computer for Relaying Protection DL/T 846-2004 General Technical Specifications for High Voltage Test Equipments DL/T 596-2005 Preventive Test Code for Electric Power Equipment GB50150-2006 Electrical Equipment Installation Engineering-standard for Hand-over Test of Electric Equipment GB1094.1-GB1094.6-96 Degrees of Protection Provided by Enclosure (IP Code) GB2900 Electro-technical terminology GB/T16927.1~2-1997 High Voltage Test Techniques GB4793-1984 Safety Requirements for Electronic Measuring Apparatus GB191 Packaging-Pictorial Marking for Handling of Goods GB/T.311-1997 Insulation co-ordination for...
  • China High Quality High Voltage Meter Supplier –  GDOT-100D 100kV Insulation Oil Tester – HV Hipot

    China High Quality High Voltage Meter Supplier – GDOT-100D 100kV Insulation Oil Tester – HV Hipot

    General Information In power system, railway system and large petrochemical industrial enterprises all have  a lot of electrical equipment, its internal insulation is mostly oil-filled insulation type. Dielectric strength test for insulating oil is a routine test which shall be measured.  In order to meet the market needs. Our company self-developed and produced  GDOT series dielectric strength tester for insulation oil according to national standard  GB/T5072002, industrial standard DL429.991 and the latest electric power industry standard DL/T846.7- 2004.  The instrument use single chip microcomputer as the core, to achieve full automatic testing and high precision measurement, greatly improves the work efficiency and also reduce the labor intensity of the workers greatly. Featu...
  • OEM Best dew point test set manyfacturers Factory –  GDCP-510 Oil Freezing Point Tester – HV Hipot

    OEM Best dew point test set manyfacturers Factory – GDCP-510 Oil Freezing Point Tester – HV Hipot

    General Information  GDCP-510 Low Temperature Freezing Point Tester is compliant with GB/T 510 “Determination of Solidification Point for Petroleum Products” and GB/T 3535 ”Petroleum Products―Determination of Pour Point. “(ISO 3016) It adopts compressor refrigeration, enclosed bath, equipped with tilt bracket and automatic digital display controller, which uses fuzzy control and PID self-tuning technology, performance is more stable. Specification Temperature range Room temperature to -75ºC. Accuracy ±0.1ºC Refrigeration Germany imported sensor, cascade compressor refrigeration, with new type refrigerant, more quickly and environment friendly. Structure Two-slot & four-hole Temperature correction and display based on automati...
  • OEM Best portable relay test sets Manufacturers –  GDJB-6000D Smart Substation Relay Protection Test System – HV Hipot

    OEM Best portable relay test sets Manufacturers – GDJB-6000D Smart Substation Relay Protection Test System – HV Hipot

    GDJB-6000D is equipped with high-performance power amplifier and based on the powerful PowerPC+X86 platform. It adopts modular design and have powerful functions, high precision, small size and light weight features. It can test the function and performance of merging unit, relay protection device, measurement and control device, intelligent terminals etc. Very suitable for power plants, substations, various scientific research units and equipment manufacturing enterprises.  Features ● Smart Test Module Intelligent test template editing is supported. Test items can be randomly added during the test process and saved as reusable test project files to improve the test efficiency in the final stage of inspection and elimination. ● Automatic testing With on-site protection and digital pr...
  • OEM Best Surge Generator Factories –  GD6100  Insulation Oil Tan Delta Tester (Oil Dissipation Factor Tester) – HV Hipot

    OEM Best Surge Generator Factories – GD6100 Insulation Oil Tan Delta Tester (Oil Dissipation Factor Tester) – HV Hipot

    General Information GD6100 is high-precision instrument for testing dielectric loss angle and volume resistivity of insulating oil or other insulating liquids. With its integrated structure, it contains major components such as dielectric loss oil cup, temperature controller, temperature sensor, dielectric loss test bridge, AC testing power supply, standard capacitors, Megger, DC high voltage source. Features ● Advanced high-frequency induction heating mode, homogeneous heating, high speed, and easy to control. ● All digital technology, automatic measurement. ● Large LCD screen, with printer. ● AC-DC-AC power supply conversion mode. Specifications Conditions -5 ℃ -40 ℃; RH <80% Power Supply AC 220V ± 10% High voltage output 1000V-2200V, every step 200V ...
  • OEM Best Cable Detector Suppliers –  GD-2136H Cable Fault Locating System – HV Hipot

    OEM Best Cable Detector Suppliers – GD-2136H Cable Fault Locating System – HV Hipot

    GD2136H Cable Fault system is important tool to maintain all kinds of cables. It uses various detection way to test cable faults, which is suitable for different levels voltage power cables and communication cables. The system contains below units: 1. GD-2131H Impulse Generator 2. GD-2132 Cable Fault Locator 3. GD-2133 Cable Fault Tester 4. Other accessories GD-2131H Impulse Generator It’s used to generate HV impulse when using impulse flashover method to detect high impedance fault. Features ● Strong burning ability, max.burning power is 1000W, breakdown point can be burned in short time and the resistance of breakdown point is decreased. ● If working together with GD-2133 Cable Fault Tester, there are two locating ways: a. Low voltage pulse: If only using GD-2133, open circ...
  • China High Quality Vacuum Capacitance Suppliers –  AC hipot test set for insulated boom GDYD-137 – HV Hipot

    China High Quality Vacuum Capacitance Suppliers – AC hipot test set for insulated boom GDYD-137 – HV Hipot

    Application Technical Specifications Input AC 220V± 10%, 50Hz, 32.5A, Single phase Output 0-130kV, 50mA   0-36kV, 180mA Rating 25mA/90mA, continuous working 33.3kV/120mA, 1hour ON/1hour OFF 50mA/180mA, 5mins ON/15mins OFF Capacity 6.5kVA HT Source SF6 gas (Gas testing transformer) Output control Manual control Voltage accuracy ≤ 1.5% (F.S) Current Accuracy ≤ 1.5% (F.S) Timing range  0-99H Metering LCD display, kV meter: there is a switching button, the range is 0-36kVAC if it switches to 36kV, the range is 0-130kVAC if it switches to 130kV mA meter: 0-5.000mA  Humidity 85% RH Environmental temperature -20℃~50℃
  • China High Quality Pipe Locator Manufacturer –  GD-2136H Cable Fault Locating System – HV Hipot

    China High Quality Pipe Locator Manufacturer – GD-2136H Cable Fault Locating System – HV Hipot

    GD2136H Cable Fault system is important tool to maintain all kinds of cables. It uses various detection way to test cable faults, which is suitable for different levels voltage power cables and communication cables. The system contains below units: 1. GD-2131H Impulse Generator 2. GD-2132 Cable Fault Locator 3. GD-2133 Cable Fault Tester 4. Other accessories GD-2131H Impulse Generator It’s used to generate HV impulse when using impulse flashover method to detect high impedance fault. Features ● Strong burning ability, max.burning power is 1000W, breakdown point can be burned in short time and the resistance of breakdown point is decreased. ● If working together with GD-2133 Cable Fault Tester, there are two locating ways: a. Low voltage pulse: If only using GD-2133, open circ...
  • China High Quality Loop Resistance Tester Suppliers –  GDKC-12A (GDKC-12B) (GDKC-13A) Circuit Breaker Analyzer 2021 – HV Hipot

    China High Quality Loop Resistance Tester Suppliers – GDKC-12A (GDKC-12B) (GDKC-13A) Circuit Breaker Analyzer 2021 – HV Hipot

    General Information High voltage circuit breaker is one of the most important control equipment in the power system. GDKC-12A/B (GDKC-13A) is used to test the dynamic characteristics of high voltage circuit breaker. It is easy to operate, with high accuracy.  Features ● Time: the open/close time, in phase synchronization, phase-to-phase synchronization of 12contacts. ● Closing resistor: pre-switching time, pre-switching waveform and resistance of the closing resistor of 6 channels. ● Reclosure: close-open, open-close, open-close-open time for each contact. ● Bounce: close bounce time, times, process and waveform of each contacts. ● Velocity: velocity at contact open or close, maximum speed, time-travel characteristic curve; first open, first close and second open velocity of reclo...
  • OEM Best interfacial tension tester for transformer oil Manufacturers –  GDOH-II insulating Oil Gas Content Tester – HV Hipot

    OEM Best interfacial tension tester for transformer oil Manufacturers – GDOH-II insulating Oil Gas Content Tester – HV Hipot

    General Information  GDOH-II Insulating Oil Gas Content Tester is a new generation tester adopts imported high accuracy sensor and the newest sensor technology. It is based on the DL423-91 power industry standard and relevant national standards. It is more practical, more stable and reliable in performance, easy to operate and more suitable for the determination of gas content in ultra-high voltage oil-filled equipment. It is an ideal test equipment for laboratory. Features ● The all-metal structure avoids the problems of fragility and poor sealing of the glassware tester. ● The application of high precision and high stability imported differential pressure sensor makes the test data more accurate and repeatable. ● The test circuit contains the sensors that measure atmospheric pre...
  • China High Quality insulation testing Factories –  GDPD-414H Handheld Partial Discharge Detector – HV Hipot

    China High Quality insulation testing Factories – GDPD-414H Handheld Partial Discharge Detector – HV Hipot

    Pictures for reference only. The GDPD-414H handheld Partial Discharge Detector adopts smart quick intelligent power test system (Soft No. 1010215, trademark registration number 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 GIS; Ultrasonic and HFCT are suitable for testing power cable. The built-in expert diagnosis system can analyze the test data and judge the discharge energy and possible parts. It is widely used in electric power and railway. Features ● Portable ABS engineering chassis. All PD detection hosts, tablets, sensors, chargers and signal cables are placed...
  • OEM Best Caple And Pipe Locators Factories –  GDCF-900T Vehicle Mounted Cable Fault Locating System – HV Hipot

    OEM Best Caple And Pipe Locators Factories – GDCF-900T Vehicle Mounted Cable Fault Locating System – HV Hipot

    Vehicle Mounted Cable Fault Locator system is used for Cable Fault conditioning (burn-down), Pre-Location, Route Location, Pin-pointing & Testing of HV & LV cables of different types&sizes. The set is suitable to carrying out the above-mentioned multifunction on power cables of various voltage levels mainly 33KV, 11KV, 415V and control cables with 1.1 KV grade. The set shall be used for cable types namely XLPE, PVC, PILC with Al / Cu conductor. The cables are laid underground (under plain earth, trenches, or RCC surface, Horizontal Drilling in HDD Pipe), above ground or partly under & partly above ground with maximum cable length around 25Km. The cable fault locator is suitable for fault locating and pinpointing the following types of cable faults. ● High resistance ● L...

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