-
OEM Best earth tester supplier Supplier – GDDT-10U Digital Grounding Down Lead Earth Continuity Tester – HV Hipot
General Information GDDT-10U Earth Continuity Resistance Tester is a highly automatic and portable test equipment. It is applied to the measurement of breakover resistance value among earth connecting cables of substation electrical equipment. The adoption of high-performance single-chip control helps to achieve intelligence of testing process. It is small size, convenient to carry, easy to operate, high-accuracy, fast testing speed, good testing repeatability, clear to read. Features ● The instrument is controlled by high-speed single chip, thus it’s highly automatic and easy to operate. ● Using new power source technology, with many more current steps and wide measuring range. ● Intelligent power management technology, the instrument can work in the state of Min. power, w... -
China High Quality Capacitor System Factories – AC Resonant Test System for Generators GDTL – HV Hipot
GDTL series AC Resonant Test System for Generators can be used by adjusting inductance of the reactor, or adjusting the work way of resonant frequency of the system to achieve resonance. Both two methods can be used to achieve resonance. In the voltage boosting process, if the resonant point deviate, it can be found exactly by the way of fine tuning frequency, which ensure a high Q value and reduce power capacity and volume weight of test equipment. Features ● Smaller size,lighter weight compared with same voltage level,same capacity generator AC withstand voltage test equipment.Single equipment is no more than 60kg, easy to move. ● Advanced principle of whole set device and new frequency & inductance modulation technology, strictly ensure generator power frequency withstand volt... -
OEM Best earth testing equipment Manufacturer – GDF-3000 DC System Earth Fault Detector – HV Hipot
General Information In DC system, there are many earth faults including indirect earth fault, non-metal earth fault, loop earth fault, positive and negative earthing fault, positive and negative balance earth fault, multi-point earth fault. GDF-3000 Earth Fault Tester for DC System locates these earth faults and displays the parameters of system voltage, earth voltage, earth resistance and earth impedance of branches accurately. Functions ● System ground voltage measurement function, the instrument can measure the system ground voltage, negative to ground voltage, system voltage, can achieve 0-300V voltage monitoring range. ● System insulation impedance measurement function, the instrument can measure the positive to ground insulation impedance and the negative to ground insulatio... -
China High Quality Tan Delta Factory – VLF AC Hipot Test Set – HV Hipot
Withstand voltage test is an essential preventive test for electrical equipment. It is divided into two parts: AC and DC withstand voltage test. AC test can be further divided into power frequency, variable frequency and 0.1Hz very low frequency test, among which the last one is highly recommended by IEC, due to its remarkable advantages. Following is a comparison for DC, Power Frequency, Variable Frequency, and 0.1Hz test. Aspects DC Power Frequency Variable Frequency 0.1Hz Equivalency poor good good good Insulation Damage strong slight slight slight Operation Safety relatively low relatively low relatively low high Wiring Difficulty complicated complicated most complicated simple Volume smallest largest large smal... -
OEM Best PD monitor Exporters – 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... -
OEM Best Sf6 Circuit Breaker Testing Suppliers – GDKC-15 Series Circuit Breaker Analyzer 2020.12 – HV Hipot
General Information High voltage circuit breaker is one of the most important control equipment in the power system. GDKC-15 Series is used to test the dynamic characteristics of high voltage circuit breaker. It is easy to operate, with high accuracy. GDKC-15 Series GDKC-15A GDKC-15B GDKC-15C GDKC-15D GDKC-15E GDKC-15F GDKC-15G GDKC-15H Metal contact 12 12 12 12 12 12 12 12 Closing resistance 6 6 6 6 6 6 6 Graphite contact 3 3 3 3 6 Double-ended grounding 3 3 3 6 Dynamic resistance(Pre-insertion resistor) 1 1 3 3 3 3 6 Static resistance 1 1 3 3 3 3 6 Ground resistance 3 6 Features ● It is suitable for the mechanical test of all types of SF6 switches, GIS combination appliances, vacuum switches and oil switches. ● Strong an... -
China High Quality Instrument Used To Measure Capacitance Factory – AC Resonant Test System for Generators GDTL – HV Hipot
GDTL series AC Resonant Test System for Generators can be used by adjusting inductance of the reactor, or adjusting the work way of resonant frequency of the system to achieve resonance. Both two methods can be used to achieve resonance. In the voltage boosting process, if the resonant point deviate, it can be found exactly by the way of fine tuning frequency, which ensure a high Q value and reduce power capacity and volume weight of test equipment. Features ● Smaller size,lighter weight compared with same voltage level,same capacity generator AC withstand voltage test equipment.Single equipment is no more than 60kg, easy to move. ● Advanced principle of whole set device and new frequency & inductance modulation technology, strictly ensure generator power frequency withstand volt... -
OEM Best Current Injection Test Set Factory – GDHL-100HS 100A Handheld Contact Resistance Tester – HV Hipot
General Information The product is mainly used for the contact resistance of switch contacts and other micro-ohm resistance measurement, and the test speed is fast and the accuracy is high. This handheld contact resistance tester is an innovative product that is compact, hand-held, battery powered and easy to carry. Features ● Maximum output current is 100A, two current levels are selectable ● Built-in large capacity lithium battery, it can perform more than 600 tests on one charge. ● The test is simple, the operation is convenient, and it can work continuously for more than 8 hours. ● In the 100A test, the longest test time can be up to 60 seconds, which can meet various usage scenarios on site. ● Wide range, high precision, up to 10mΩ at 100A. ● With complete protection functio... -
China High Quality Insulator Faults Locator Factory – GDUD-PTM Ultrasonic Flaw Detector for Electrical Power Tower – HV Hipot
Features ● TFT true color screen. ● Using leading embedded digital system technology, the electrical performance indicators of the instruments are designed and manufactured according to the standard EN 12668.1 – 2000. ● Advanced and safe lithium polymer battery and power management technology, automatic alarm and protection. The automatic standby screen saver can be set to make the equipment more energy-efficient and longer-lasting, and to ensure continuous and efficient flaw detection. ● Application software that integrates intelligent and powerful processing functions, direct-reading user interface and operation mode, or digital knob one-button operation mode. ● Large-capacity detection parameters preset channel, convenient for users to operate on different detection objects... -
OEM Best alat ukur megger Exporters – GD3128 Series Insulation Resistance Tester – HV Hipot
General Information GD3128 series Insulation Resistance Tester has perfect testing function of various insulation resistance parameters and excellent anti-interference ability, which can be used to test the insulation resistance of large capacity high voltage electrical equipment and transmission lines in strong inductive environment such as substation. The instrument adopts true color touch screen, all test data and battery power are displayed on the same screen at a glance, and the combination of knob switch and key makes the operation very simple. The user does not need to memorize the operation method. Click “HELP” on the screen to pop up the operation method, which can effectively guide the user to operate the instrument. The instrument has the function of fast disch... -
China High Quality Capacitance Measurement Exporters – PD free Variable Frequency Test System – HV Hipot
GDYT-350kVA/70kV PD free Resonant Test System is composed of PD free variable frequency power supply, HV measuring box, excitation transformer, isolation transformer, Resonant reactor, and capacitive voltage divider. This test system does not have the problem of excessive starting current. Using a smaller capacity power supply can complete a test equivalent to 30 to 60 times of the power supply, which greatly alleviates the problem of insufficient capacity of the field test power supply. Features ● Safety and reliable. It has many functions, including discharge and breakdown protection, over-voltage and over-current setting protection, test power off protection, zero protection, over-heat protection etc. When any protection happened, the system will immediately cut off output and po... -
China High Quality Meter test kit Manufacturer – GDYM-3M Multi-functional Electric Energy Meter Calibrator – HV Hipot
Features Latest features 1. 32-bit high speed digital signal processor Using 32-bit high speed 120MHz DPS of TI, and high performance 16-bit AD with 6 channels. The digital multiplier units with multiple functions and wide range of measurement was successfully developed by means of floating point computations.Therefore, the calculating accuracy can be guaranteed. 2. Wring simulation function The various wiring methods can be simulated and obtain their corresponding results in office by the calibrator without connecting voltage or current signals.This function will be used as training materials and tools for training line inspection skills. Enable to greatly improve the inspection skills for on-site working staffs. 3. Error self-checking for 5A clamp The 5A and 0.5A current signal wil...
Featured
Send your message to us:
Write your message here and send it to us