wangcheng
All listings for wangcheng
Feature: Utilizing 32 bit embedded microcontroller processor as the master control core and embedded mini operating system. Be stable and reliable ...
Functional characteristics: 1. With a microprocessor, automatically fulfill the withstand voltage test for oil circulation with a range of 0~80KV (...
Precautions: When carrying out 35KV cable test, one-phase test is strongly suggested. Voltage is set to 60KV (General Requirements)-78KV (according...
Precautions: 1.The booster used in the instrument is not allowed for another use 2、Please contact the factory for repairs if the instrument malfu...
Precautions: 1.Please use the STOP button and discharge by rod then shut down the power if you need to discontinue the machines which in the high p...
Precautions: 1.Before the use of this instrument in cable and generator pressure test, should be tested with megohmmeter, megger test no problem, c...
Ultra-low frequency dielectric strength test is an alternative method of power frequency withstand voltage test.As we know, due to the large capaci...
The following characteristics need to be pointed out: Data of current and voltage are obtained directly through the sampling of high-pressure side ...
1.the resonant excitation power supply only needs 1/Q of test capacity, which is 1/10-1/30 of common test unit and reduces the system weight and vo...
Advantages: 1.The resonant power supply is filtering circuit of resonant mode, which can improve the waveform distortion of output voltage, obtain ...
Features: 1.High reliabiliy: high frequency voltage multi-doubler reticfier, simple circuit 2. Small volume: one person can carry the largest HVDC ...
Feature: Adopt high frequency Multi-voltage circuit, PWM pulse width modulation technology and high-power IGBT component. Adopt large voltage fee...
Feature: They make up of the high quality cold rolling silicon steel piece by YD (G) alternating current test transformer, TDM (G) alternating and ...
product description: Designed according to the requirements of the equipment, it is widely used in the AC withstand voltage test of the 35-220kV se...
product description: This product effectively solves the previous irregular test methods, simplifies the test procedure, and improves the test spee...
Feature: The standard divider is connected with high voltage measuring terminal through instrument line; long distance clear reading may be realiz...
Feature: A variety of isolation protection measures, such as photoelectric isolation, phase sequence protection, automatic grounding, over-voltage ...
Precautions: 1. When measure the reference voltage from PT or the measuring end of the testing transformer, carefully check wiring to avoid the PT ...
Feature: 1. High current, adopts new switching power techniques, can output current long time and continuously , overcome the malpractice of instan...
Feature: 1.Integrated structure, light weight 2.Access to power is simple and convenient. 3.Super anti-induction voltage capability 4.Frequency Con...