Products / Services : Wuhan Zhinengxing Electric Co., Ltd

ZYD series intelligent withstand voltage test equipment is designed according to national newest electric industry standard and performance advanced intelligent type withstand voltage test equipment which used for voltage specified insulation strengthen test of various electrical products, electrical components and insulating materials. So as to verify insulating ratio of device, insulating defect of tested product and overvoltage capacity. Widely used in electrical manufacturing department, electricity application departments and research institutes and universities. (1). 320¡Á240 LCD¡¢High-speed thermal printer. (2). High voltage, high-voltage current, Low voltage, low-voltage current 4-path measurement method, high-precision sensor, high-performance 14-bit AD gathering chip. (3). Interactive full keyboard operation mode, intelligent working process£¬optional auto mode and manual mode alternative. (4). Timely and obviously show high voltage, high voltage, high-voltage current, low-voltage, low-voltage current, time and result of withstand voltage. (5). Perfect overvoltage and overcurrent protection£¬randomly setting output voltage, high-voltage current upper limit, low-voltage current upper limit and timer record. (6). Have zero position reset and examination function£¬perform test after zero position confirmation, safety and reliability. (7). Have insulation resistance test function, directly reflect the insulation level of tested device. (8). Approximation algorithms regulator, Auto withstand voltage timer record after reaching specified voltage, auto voltage drop to zero position after time up. (9). Auto cut off output voltage and voltage drop to zero position, and trigger to sound/light alert after over specified high-voltage current or low-voltage current. (10). Excellent hardware and software anti-interference design, various anti-interference means, adapting to the adverse electromagnetic environment. (11). Auto error examination, easily find and resolve problem. (12). Optional wireless remote control function, remote communication, door interlock alert light and bell, external bleeder calibration interface.

The series AC/DC high voltage measurement equipment is for onsite measure special instrument which can measure DC high-volt and AC high-volt. The equipment is including bleeder and measure device two parts. The voltage divider uses balance-type equipotential shield structure, adopt superior electronic component in fully-enclosed insulated cylinder so as to keep precise test, find linearity, stable performance, reasonable structure, easy carry, simple operation, clear display and so on. It is idea onsite test instrument. 1, balance-type equipotential shield structure. 2, adopt superior electronic component in fully-enclosed insulated cylinder. 3, precise test,fine linearity,stable performance¡¢reasonable structure,easy carry, simple operation, clear display.

YD series oil-immersed test transformer is mass produced based on same type and after a large of improvement according to electromechanical department (test transformer) standard, YD (JZ) series light type AC/DC high-voltage test transformer is new type product produced and after improvements based on YDJ series test transformer and according to national standard (JB¨MT 9641-1999). This series product has small size, light weight, tight structure, multi-functional, big versatility and convenient use characters etc. Especially it is suitable for electric power system, industrial and mining enterprises, scientific research departments etc which do insulation test in power frequency and DC high-voltage to high-voltage electric equipment, electric component and insulating material. It is necessary equipment in high-voltage test. 1, This series product is iron lead and single phase, it is made of high quality cold-rolled oriented silicon steel plate stacked and using steel clamps for fastening means. 2, Cylinder multi-storey tower type of Test transformer HV coil, winding by polyester enamelled wire and high and resistant voltage insulation materials. 3, Low-voltage coil is outside, meter coil is an independent coil windings, normally it is 100v. 4, Shell is octagonal and movable wheels are equipped on over 10kVA testing transformer with light weight, small size, easy to move, superior performance etc characteristics.

ZGF series DC high voltage generator is new modern technology product and is new researched, designed, manufactured and required of China industry standard ZBF 24003-90 (generaltechnical requirement of portable DC high voltage generator). It is suitable for electric departments, power departments of factory and mining enterprise, R&D institution,railway, chemical, power generator factory etc to do DC high voltage test of zinc oxide arrester, magnetic blow-out arrester, electric cable, power generator, transformer,switch equipment and so on, and is best and new generation upgrade product. ZGF series DC high voltage generator adopt high frequency multi-voltage circuit. First leading to adopt newest PWM high-frequency pulse-width modulation technology, closed-loopregulation, and voltage big feedback, it increases stability of voltage. Use excellent performance of big power IGBT device and its technology, moreover adopt special shielding,quarantine and grounding measures and so on according to electromagnetic compatibility theory. So DC high voltage generator has high quality、portable so as to bear ratedvoltage discharge but without damage. Main parts of ZGF series DC high voltage generator are selected from America, German, Japan foreigner countries etc. advanced technology, it makes instrument to be more stableand reliable. Multi-voltage cylinder body is manufactured by German technologies; high frequency transformer is special designed by experts. It is small size, big capacity andstrong overloading capacity so as to for onsite operation test. Looking forward to the further, enterprises will continue to expand the market actively. Take the quality andprestige as live; continuously improve high-tech level to design with the most up-to-date and high quality product for meet users demand. Develops diligently, recasts the new century magnificence. (1)．Small size、light weight、attractive、reliable、easy operation、full function，suitable for field use and is ideal and reliable product of new generation. (2)．Adopt the most advanced technology and manufacturing process, first leading apply the newest PWM high-frequency pulse-width modulation technology、pulse train cascaded array modulation; adopt high power IGBT device and use high frequency technology to raise frequency high to 100kHz，so as to output high voltage to be much reliable and smaller ripple factor . (3)．For unrepairable design, main parts are all selected from America 、German、Japan foreigner countries etc. advanced technology, durable and bear to continuously discharge to ground. (4)．High precise、accurate in measurement. Current and voltage meter all are digital display, voltage resolution is 0.1kV, current resolution is 0.1uA. Voltmeter which is on control box directly displays the voltage value added at loading of being tested device. No need to add external voltage divider and simple wiring. Device has high and low voltage terminal measure leakage current. Adopt round shielding digital meter display at high voltage terminal to avoid surge of discharge; better anti-interference performance and for onsite use. (5)．High stability of voltage tune, smooth voltage tune at entire range, adopt import singe multiturn potentiometer for output voltage tune, voltage raising process is smooth and high precise of tune with rough and fine adjustment function. Voltage adjustment precise is better than 0.1%, measure deviation of current and voltage is lower than 1.0%, pulsating factor is better than 0.5%. (6)．Negative polarity output, zero startup, continuous tune, overvoltage, overcurrent, zero reset, grounding protection, special wire cut off protection function and so on. Strong auto protection circuit, perfect and reliable protection, safe operation, all technical index are better than industrial standard and same category product. (7)．Adding high precise 75%VDC-1mA function is bring big convenience for zinc oxide arrester measurement. No need to calculate just a press. 75% voltage functional key is on instrument control box, when current raise to 1000uA during arrester test, switch on 0.75 knob and voltmeter and ampere meter show 75% value. Reset the knob of voltage raise to zero position immediately after test finish, and quick press green button to cut off high voltage and shut down power, and do other tests. (8)．Convenient over voltage setting function, adopt digital driving plate switch, can set voltage value as clear display, easily operate as you choose, displayed value unit is kV. (9)．Multi-voltage cylinder can be divided into sections, convenient use onsite, multi-functional use and economically. (10)．3 internal-mounted supporting legs to increase the stability of Multi-voltage cylinder.

ZTCR2000 clamp earth resistance tester is high quality and excellent product based on our long time experience and design. -Quickly enter test after boot up, no waiting. -New advanced algorithm and digital integration technology. -Portable design -New type and nice shape, 6 keys operation. -Adding sound/light alarm / anti-interference signal indication function. -Test range expanded to 0.01¦¸-1200¦¸. -Store 99 sets test data, max boot/working current < 50mA. -ZTCR2000 clamp earth resistance tester is widely used on electrical system, oil field, building, telecom and industious equipment. No need auxiliary pole and cut off earth downlead line, quick and safe. It combined earth resistance and earth downlead resistance test. -ZTCR2000 instrument has long and round jaw type. C type can test leakage current of earth system and current of neutral line. -ZTCR2000 insturment is passed explosion-proof validation.