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OEM Best earth loop impedance tester Supplier – GD2000H 10kV Insulation Resistance Tester – HV Hipot
General Information This device can test insulation resistance (such as transformer, switchgear, leads, motor) of different modules in one system, to insulate and repair failure components. It is important to ensure products quality and security of person and equipment during operation by insulation test of checking test object to ground or adjacent conductors’ insulation. Before power on the system, use insulation test to verify if it is good to improve system performance. Insulation test is to find manufacturing process problems and equipment fault which can’t be found before failure happened. In EU, this test is compulsory, even to civil system. Features 1. Voltage output GD2000H (5kV/10kV).Resistance range 0-400GΩ. 2. Two modes display insulation resistance. 3. Aut... -
OEM Best Primary Current Injection Kit Exporters – GDHL-100B Contact Resistance Tester (Microhm Meter) – HV Hipot
Description The performance of the conductive circuit of the circuit breaker is important to ensure the safe operation of the switch. The pros and cons of the conductive performance can be reflected by the size of the resistance of the conductive loop. Therefore, the IEC standard and the manufacturer have stipulated that the loop resistance should be measured, and there are clear specifications for the loop resistance of various types of switches. The loop resistance tester is a testing instrument meets the requirements of GB50150-2006 and DL / T 845.4-2004 regulations. It is widely applicable to the measurement of contact resistance, loop resistance, cable, wire, and weld contact resistance of various electrical switches. Application ● High,middle and low voltage circuit breakers... -
China High Quality dewpoint Manufacturers – GDYN-901 Kinematic viscosity tester – HV Hipot
General Information GDYN901 is suitable to determine kinematic viscosity of liquid petroleum products. This apparatus has the function of timing of the trial sample movement and can calculate the final result of kinematic viscosity. This method is suitable to determine kinematic viscosity of liquid petroleum products (It refers to Newtonian liquids ), and its unit is m2/s. Generally in actual utilization, the unit is mm2/s. The dynamic viscosity is equal with the result which use kinematic viscosity to multiply the density of the liquid. By this method, it can determine the time that the liquid with the certain volume flows past the calibrated glass capillary viscometer under the gravity in the certain stable temperature and the value that the constant value of capillary in the visc... -
OEM Best earthing meter Factories – GD3127 Series High Voltage Insulation Resistance Tester – HV Hipot
General Information GD3127 Series Insulation Resistance Tester is widely used in maintenance of electrical equipment in transformer substation, power plant, etc. It is suitable for carrying out measurement of insulation resistance(IR), polarization index(PI), absorption ratio (DAR), ramp(RAMP), filter(FR, 10s, 20s, 30s, 40s 4 choices), voltage(V), current(nA) of all kinds of high voltage equipment, including switchgear, transformers, reactors, capacitors, motors, generators and cables, etc. GD3127 Series is the perfect test tool for early identification and discovery of preventive or predictive maintenance plans for potential equipment failures. It is of great significance to ensure product quality and the safety of people and equipment in operation. The insulation performance of ele... -
OEM Best Circuit Breaker Characteristics Tester Manufacturers – GMDL-02A HV Circuit Breaker Analog Device – HV Hipot
General Information GMDL-02A high-voltage circuit breaker simulation device is manufactured using the principles of large-scale field programmable gate arrays, power electronic devices with protection, etc. The open coil is designed according to an independent loop, which can simulate the three-phase and split-phase operation of the voltage level of 6-110KV. The action behavior of the single open coil circuit breaker is suitable for the selection of power systems, industrial and mining enterprises, scientific research institutes, professional colleges, and protection manufacturers. It is used as a substitute for actual circuit breakers in the transmission test of the entire system of relay protection and automatic devices with switches. The action is accurate, reliable, and the numbe... -
China High Quality transformer insulation resistance test Manufacturer – 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... -
China High Quality High Voltage Capacitors For Sale Suppliers – 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 Insulation resistance tester 5kv Factories – GDCR1000C Non-contact Phase Sequence Tester – HV Hipot
General Information GDCR1000C, GDCR1000D non-contact phase tester is a major breakthrough in traditional phase sequence detection method. The traditional phase sequence detection is to strip the connection pole of three-phase wires, connect three bare clamps or test needles of phase sequence meter to three bare fire lines, while GDCR1000C and GDCR1000D adopt pincers non-contact induction measurement. The phase sequence can be detected by no need peeling off the wire and without touching the bare high-voltage fire wire, just directly clamping three super-inductive high-insulation clamps on the insulation skin of the three-phase fire wire respectively. At the same time, acousto-optic indication of the positive or reverse phase state of the phase sequence of the three-phase power supply... -
OEM Best testing relays Suppliers – GDJB-6000M Smart Substation Relay Protection Test System – HV Hipot
GDJB-6000M Smart Substation Relay Protection Test System is a new generation of intelligent relay protection tester designed according to “Smart Substation Relay Protection Technical Specifications” and “Smart Substation Technical Guidelines”. It can not only realize the full function test of the optical digital protection device (IEC61850, smart digital station), but also carry out full function test on the traditional protection device (conventional station). GDJB-6000M is a portable new product independently developed through the use of technologies such as embedded real-time operating systems, high-performance embedded processors, and large-scale logic devices, combined with power field conditions and numerous power user experiences. It is widely applicable t... -
OEM Best Sheath Fault For High Voltage Cable Suppliers – GD-2134A Cable Identifier – HV Hipot
The purpose of the cable identifier is to accurately identify one of the target cables from multiple cables and avoid serious accidents caused by wrong sawing of live cables. Cable identification starts from the operation of both ends of the cable, it must be ensured that the double number on both ends of the cable is accurate. GD-2134A Cable Identifier is only suitable for on-site identification of de-energized cables. It is strictly forbidden to connect the cable identifier to the running power cable! Features ● Handheld receiver automatically identify and display the results to ensure that the results of cable identification are 100% accurate. Light weight and powerful, easy to carry. ● Suitable for on-site identification of de-energized cables. ● Both transmitter and handheld re... -
OEM Best relay test system 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... -
OEM Best Earth Resistance Measurement Supplier – GDZK-IV Vacuum Degree Tester for Vacuum Breaker – HV Hipot
Features ● Measure vacuum degree in vacuum interrupter for every types of breakers. ● Electromagnetic measuring method, Accurate and Reliable. ● No need to dismantle the vacuum breaker in measurement. ● 128*64 pixel LCD screen, easy to operate. The test results are directly compared with the standard values to determine whether they are qualified;Save, print and check testing data. ● RS-232 port, connecting with PC to download vacuum degree-ionic current curve, to estimate lifespan. ● Light weight, Portable. Specifications ● Power Supply: AC220V ± 20%, 50Hz. ● Testing Range: 10-5 ~10-1Pa. ● Electric field Voltage: 20kV. ● Magnetic field Voltage: 1600V. ● Accuracy: 20%-25% at 10-5 ~10-4. 15%-20% at 10-4 ~10-3 10%-15% at 10-3 ~10-2 5%-10% at 10-2 ~10-1 ● Ambient Temperature: -1...
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