Testing Equipment

1. High precision Uses high precision HV thin-film capacitor and HV glass glaze resistor, input impedance is high, lower the measured current, small power consumption, improves the accuracy and stability of the device. For signal processing, adopts high performance OP to amplify the signal, uses the newest dual integrating A/D sampling technique, four and half LCD display, the maximum resolution up to 0.001kV, it is the replacement products for HV electrostatic voltmeter. 2. Good anti-jamming performance. Adopts special shield technique. equipotential ball uses aluminum, effectively improves the electric field distribution around the equipotential ball, prevents the point discharge, improves the anti-jamming ability of the test results. LV display meter is full metal enclosed instruction to shield, Coaxial cable connect the HV divider and LV display meter, reduce the effects to indicating value by high voltage, then realize high stability, high linearity. 3. Safe and reliable. This device is composed by HV divider and LV display meter, the HV divider uses America Dupont packing material, special technique to embed, with smaller structure, lighter weight, lower the internal partial discharge to the least, more reliable, do not leak oil. Coaxial cable connect the HV divider and LV display meter when working, the HV and LV parts are far away from each other, safe and reliable. 4. Easy to operate. Uses toggle switch to shift HV/LV, AC/DC, convenient and swift. Four and half LCD directly display the test results, easy and clear. Bring great convenience for field tests. 5. Convenient to carry. Portable structure, the whole machine use aluminum alloy package as case, can easily to disassemble. Small in volume, light in weight, convenient to carry and use.

Minimum Order: 1 bags

This series of testing transformer uses advanced production equipment, adopts the new technology of coil winding epoxy vacuum casting and CD type iron core. Compared with similar oil-immersed transformers, it significantly reduces the weight and volume, improves the insulation strength and humidity resistance, and effectively weakens the magnetic flux leakage and greatly strengthens the transformer's ability to withstand the impact of the test short-circuit current. This series of testing transformer can also make DC high voltage test by using a matched high-voltage silicon stack. This series of testing transformer have features of light weight, small volume, beautiful appearance, stable performance, convenient usage and carrying, especially suitable for site operation, are new generation high voltage testing transformer used for AC and DC in China. This series of testing transformer are applicable to power system and all power users to detect on site the insulating performance test of all electrical equipment, high voltage power sources of all appliance's voltage system or equipment with DC high voltage small current. TECHNICAL TARGET: 1. Impedance voltage: 4.5%-8% 2. Output voltage waveform: sine wave 3. Surface temperature rise: <55℃ 4. No-load loss consumption: 0.2% - 0.35% 5. Allowable continuous operation time: 2 hours 6. Interrupted operation time: continuous

Minimum Order: 1 bags

1. High accuracy, long service life. 2. The test process is fully in compliance with the requirements of IEC 60156. 3. User-defined test. 4. Proof test. 5. The test process and result is displayed in real time on the LCD screen. 6. All parameters of the test process can be set. 7. The built-in EEPROM memory can save up to 100 groups of test data and results. 8. The built-in micro-printer can print the test results at any time. 9. All the human-machine interaction operations can be completed by rotating the mouse. 10. RS232 interface, upload test data to computer and make Word format test report. 11. Calibration interface available. 12. The tester is easy to operate, powerful, stable and reliable, and it has an excellent anti-interference ability.

Minimum Order: 1 bags

This series of testing transformer uses advanced production equipment, adopts the new technology of coil winding epoxy vacuum casting and CD type iron core. Compared with similar oil-immersed transformers, it significantly reduces the weight and volume, improves the insulation strength and humidity resistance, and effectively weakens the magnetic flux leakage and greatly strengthens the transformer's ability to withstand the impact of the test short-circuit current. This series of testing transformer can also make DC high voltage test by using a matched high-voltage silicon stack. This series of testing transformer have features of light weight, small volume, beautiful appearance, stable performance, convenient usage and carrying, especially suitable for site operation, are new generation high voltage testing transformer used for AC and DC in China. This series of testing transformer are applicable to power system and all power users to detect on site the insulating performance test of all electrical equipment, high voltage power sources of all appliance's voltage system or equipment with DC high voltage small current. TECHNICAL TARGET: 1. Impedance voltage: 4.5%-8% 2. Output voltage waveform: sine wave 3. Surface temperature rise: <55℃ 4. No-load loss consumption: 0.2% - 0.35% 5. Allowable continuous operation time: 2 hours 6. Interrupted operation time: continuous

Minimum Order: 1 bags

FUNCTIONS: 1. The voltage ratio measurement of three or singe phase transformer 2. The group vector measurement of three phase transformer. 3. The polarity measurement of single phase transformer or CT/PT (CT that knee-point voltage should be more than 80V). 4. Voltage ratio error calculation. 5. Voltage ratio range calculation of three phase transformer. 6. Current transformer ratio measurement. 7. Excitation current measurement in ratio testing. 8. Reproduction the AC test voltage from power source to reduce the effects of bad power source. 9. Save the test results in the memory internal the tester. 10. Print the test results by micro printer. 11. Reverse connection detect unit to prevent the high voltage injected to the operator. 12. Over current protection unit integrated in software and hardware. 13. Upload the test results to PC by RS232 and make word report by software. TECHNICAL INDEX: 1. Ratio measurement range: 1 ~ 10000 2. Group measurement: 1 ~ 12 3. Phase measurement error: 1 degree 4. Ratio measurement error: 1 ~ 2000 ± 0.2%RDG 2000 ~ 10000 ± 0.5%RDG 5. Test voltage: 0 ~ 80V 6. Power supply: AC220V ± 10%, 50Hz/60Hz 7. Size: 400 × 350 × 200 MM 8. Weight: 7 KG 9. Humidity: ≤85%RH 10. Third party official calibration certificate can be provided.

Minimum Order: 1 bags

IEC62262 IK07-IK10 Mechanical Vertical Impact Test Apparatus Product Introduction: The IK07-IK10 Mechanical Vertical Impact Test Apparatus is designed and manufactured according to the standard requirements of IEC60068-2-75, IEC60598-1, IEC62262 and etc. It is used for the impact resistance test of the enclosures of household and similar electronic and electrical products and their accessories, luminaires, etc., to assess the safety performance and strength level of the products. The principle is that the striking element is free released at a certain height through a 1 m pendulum tube, impact the specimen at the lowest point in the vertical direction, after the conversion of gravitational potential energy to kinetic energy, to achieve the purpose of impact test on the sample. Technical Parameters: Standard IEC62262 Energy / J 2, 5, 10, 20 and 50J are optional Striking Elements (Equivalent Mass) 500g,1.7kg,5 kg,5 kg,10 kg, please refer to the following table 1 Conduit Each striking element is equipped with a dedicated conduit Impact Point The device has X and Y axis guides to move the release device over the entire bottom area Height of Impact Point 0-1000mm, electric adjustable Height of Fall Please refer to table 2, fixed by the conduit Release Method Electromagnet release Bottom Plate Nylon base plate thickness 8mm, hardness HRR85- 100,1000m×1000m Relationship of IK code and corresponding energy : IK Code IK07 IK08 IK09 IK10 Energy / J 2 5 10 20 Note 1. If higher impact energy is required, the recommended value is 50J. Note 2: Some other standards use a single digit to indicate the specified impact energy. To avoid mixing with it, the feature number is represented by two digits. an unprotected according to this standard IEC62262 IK07 IK10 Mechanical Vertical Impact Test Apparatus 0

New design Salt Fog Price Corrosion Test Chamber With Humidity Control with CE certificate Product Uses The brine spray test machine is to test the corrosion resistance of all kinds of surface treatment, including coating, electroplating, organic and inorganic leather, anodic treatment, antirust oil and other anticorrosive treatments. Structure of the machine body: A. The laboratory uses P.V.C polyvinyl chloride plate, acid and alkali resistant, easy to clean.(Germany (aless) B. The laboratory seal cover is made of transparent impact resistant acrylic board.(Germany NSP) C. The laboratory seal cover is made of transparent impact resistant acrylic board. D. Saturated air pail adopts SUS#304 stainless steel high pressure tank for best insulation effect. E. Laboratory blue frame adopts plane indexing frame. According to the standard, the angle is 20°±5°, the fog falls on all sides and the fog is identical. The number of test pieces is large. 3.Specification parameter list of salt spray test machine: Model BT-HY-60 BT-HY-90 BT-HY-120 BT-HY-160 BT- HY-200 Inner box size: 60*45*40 90*60*50 120*100*50 160*100*50 200*100*50 (L×W×H) cm Outside box size: 108*108*65 135*112*75 190*128*125 230*128*125 270*128*125 (L×W×H)cm Temperature range 35℃~55℃; Test chamber temperature NSS ACSS 35℃±1℃(CASS 50℃±1℃) Saturated air barrel temperature NSS ACSS 47℃±1℃(CASS 63℃±1℃) Temperature fluctuations ≤±0.5°C Temperature uniformity ≤±2.0°C Lab volume 110L 270L 600L 800L 1000L Brine tank capacity 15L 25L 40L 65L 80L Multiple safety protection devices Water shortage; over temperature ;phase protection Standard accessories Test salt, measure bucket, tool etc 1 set weight (kg) 60 90 180 280 450 Power AC220V 1Φ20A AC220V 1Φ20A AC220V 1Φ30A AC220V 3Φ15A AC220V 3Φ15A Detailed Images New design Salt Fog Price Corrosion Test Chamber With Humidity Control with CE certificate New Design Salt Fog Price Corrosion Test Chamber With Humidity Control With CE Certificate 1

IIJ-II Series Transformer Oil Breakdown Voltage Tester is specially designed for testing the breakdown voltage (dielectric strength) of transformer oil. It is also suitable for testing other mineral or silicone insulating oils. Breakdown voltage testing of insulating oils can help to assess the condition of these oils within electrical equipment, such as transformers, capacitors, switches, etc. Based on the test results, the oil can be identified as aged due to an increase in water content, sludge, or if the oil has oxidized. IIJ-II Series Transformer Oil Breakdown Voltage Tester is suitable for laboratory use as well as field use. It fully automatically tests the electrical breakdown voltage of insulating oils in compliance with international standard IEC-60156. This tester adopts industrial single-chip control system, large-scale integrated circuit, new-style I/O interface, and unique detection and anti-interference technology, which greatly improve its reliability and functionality. TECHNICAL DATA: 1. Power supply: AC220V±10%, 50HZ 2. Output voltage: 80KV, 100KV 3. Capacity: 1.6KVA, 2.0KVA 4. Speed of voltage increase: about 2KV/S 5. Voltage detection accuracy: 3% 6. Breakdown sensitivity: <2KV 7. Waveform distortion: ≤3% 8. Breakdown response time: ≤10MS 9. Polar distance: 2.5MM 10. Operational environment: Temperature: 0℃ - 40℃. Humidity: ≤85%RH 11. Storage environment : Temperature: -20℃ - 40℃. Humidity: ≤75%RH 12. Working altitude: <1500M (if over 1500m can be designed specially) 13. Packing: Wooden case

Minimum Order: 1 bags

PRODUCT DESCRIPTION Liyi 80L To 1000L Environmental Lab Climatic Test Equipment Chamber Temperature Humidity Cycling Chambers Product introduction: This Automatic Cycling Water Lab Climate Test Chamber 80L To 1000L Temperature Humidity Chamber can simulate different environment condition. It's appropriate for testing material performance, such as resist heat, resist dry,resist humidity and resist cold. That can define performance of material. Standards: GB/T2423/5170/10586, JIS C60068, ASTM D4714, CNS3625/12565/12566 etc. Specification: Model LY-280 LY-2150 LY-2225 LY-2408 LY-2800 Inner Size W×H×D(cm) 40×50×40 50×60×50 60×85×80 60×85×80 100×100×80 Outside Size W×H×D(cm) 93×155×95 100×148×106 117×166×91 140×176×101 170×186×111 Volume (V) 80 L 150L 225L 408L 800L Temp and Hum Range A:-20°C~150°C B: -40°C~150°C C: -60°C~150°C D: -70°C~150°C RH20%-98% Function Fluctuation ±0.5°C ±2.5%RH Deviation ±0.5°C-±2°C ±3%RH(>75%RH); ±5%RH(≤75%RH) Controller Analytical Accuracy ±0.3°C ±2.5%RH Wind Cycling Way Centrifugal fan-broadband type forced air circulation Refrigeration Way Single stage compression refrigeration Refrigerator French Tecumseh Refrigerants R4O4A USA DuPont environmental protection refrigerant(R23+R404) Condensing Way Air-cooled or water-cooled Water Supplying Way Automatic cycling water supply Standard Accessories 1 Observe window(double-deck cavity toughened glass), 1 50mm test hole in the left, 1 PL inner chamber lamp, 2 clapboards, 1 bag of wet and dry bulb, 3 fuses, 1 power line. Safety device Non- fuse-switch(compressor overload, refrigerant high low voltage, over-humidity and temperature protection, Protection switch,fuse stoppage warning system Standard configuration ●Stainless steel exterior ●Energy-efficient refrigeration with exclusive electronic expansion valve system ●Specialized humidity generation and control ●Unique thermal break construction for extreme testing ●Sight window*1, cable port(portΦ50mm)*1, shelves*2, chamber lamp*1, power cable *2m ●No fuse breaker, over pressure,over heat and over current protection for compressor, Over temperature protection, over load protect of blower, dry heat protection

IIJ-II Series Transformer Oil Breakdown Voltage Tester is specially designed for testing the breakdown voltage (dielectric strength) of transformer oil. It is also suitable for testing other mineral or silicone insulating oils. Breakdown voltage testing of insulating oils can help to assess the condition of these oils within electrical equipment, such as transformers, capacitors, switches, etc. Based on the test results, the oil can be identified as aged due to an increase in water content, sludge, or if the oil has oxidized. IIJ-II Series Transformer Oil Breakdown Voltage Tester is suitable for laboratory use as well as field use. It fully automatically tests the electrical breakdown voltage of insulating oils in compliance with international standard IEC-60156. This tester adopts industrial single-chip control system, large-scale integrated circuit, new-style I/O interface, and unique detection and anti-interference technology, which greatly improve its reliability and functionality. MAIN FEATURES 1. Easy operation, high automation, only need to press button once and all work done automatically. 2. Menu management, data input simple and convenient. 3. It can store 99 sets of oil sample test data, which is convenient for future reading and printing. The test data can be saved when the power is turned off. 4. The system clock can continue to run even when the power is off (the internal time of this system is for reference, not for standard timing). 5. Strong anti-interference ability, high testing precision. 6. Small size and light weight, convenient for field operations.

Minimum Order: 1 bags

IIJ-II Oil Breakdown Voltage Tester is produced by our company, which adopts industrial single plate integrated circuit, new-style I/O jack, with unique inspection and anti-jamming technology to greatly improve its reliability and functionality. Main features: 1. Easy operation, high autoimmunization (only press button once and all work done automatically) 2. Menu management, data input simple and convenient 3. It can store 99 data of oil sampling tests, the test data can be reviewed and printed in 100 years even after power is off. 4. The clock in going on after power off. (The internal time of the system just for test reference, not for standard time) 5. The software can be upgrade through RS232 terminal. 6. Strong anti-jamming, high precision testing. 7. Small measurement, light weight, and convenient for outdoor operation. Technical parameter: 1. Power supply: AC220V ±10%, 50Hz 2. Output voltage: 80kV, 100kV (100kV can be manufactured to order in advance) 3. Capacity: 1.6kVA, 2.0kVA 4. Speed of voltage increase: about 2kV/S 5. Voltage inspection accuracy: 3% 6. Breakdown sensitivity: <2kV 7. Waveform distortion: ≤3% 8. Breakdown response time: ≤ms 9. Working environment: temperature: 0C~40C, humidity: max relative humidity 85% 10. Storage environment: temperature: －20C ~ 60C, humidity: max relative humidity 75% 11. Work height: <1500m (if over 1500m, it can be customized)

Minimum Order: 1 bags

JS-900 SERIES AUTOMATIC INTERFACIAL TENSION TESTER is specially used to measure the interfacial tension between mineral oils and water under non- equilibrium condition (Liquid-Liquid interface). It can also be used to determine interfacial tension of various liquids (Liquid-Gas interface). JS-900 Series Automatic Interfacial Tension Tester adopts the standard test method for interfacial tension of oil against water by the Ring Method, which meets not only the national standard of People’s Republic of China GB/T6541, but also the international standard such as ASTM D971. Interfacial tension measurements on electrical insulating oils provide a sensitive means of detecting small amounts of soluble polar contaminants and products of oxidation. A high value for new mineral insulating oil indicates the absence of most undesirable polar contaminants. The test is frequently applied to service-aged oils as an indication of the degree of deterioration. MAIN FEATURES: 1. Large color LCD display screen, English prompt, menu operation, fully automatic testing process. 2. Automatic temperature compensation within 25℃ to eliminate the influence temperature imposes on tension value. 3. Functions of auto correction, auto testing, calculation, results displaying, and storage under power off circumstance. 4. Main body is equipped with hurricane globe, which lessens influence outside matters impose on testing results. 5. Automatic lift of the lift platform ensures a steady environment as well as high accuracy. 6. JS-900 Series IFT Tester adopts enclosed magnetic pot type sensor and multi-point calibration of uniform space technology, which improves the repeatability and reproducibility of testing results. 7. JS-900 Series IFT Tester can work independently and can also realize network management via connection with laptops or computers through USB or RS232 interface.

Minimum Order: 1 bags

Kingpo Technology Development Limited File code version A Making date 2019.4.4 Total 4 pages The first page 10V20A(4ch)High precision and energy saving(Feedback type)Battery capacity tester BTS EC1020-4-A Product manuals 10V20A（4ch）High precision and energy saving（Feedback type）Battery capacity tester 0 Product feature: Modular design, a single point of control technology, easy expansion, production to maintain high efficiency; Channel segregation and parallel technology convenient free combination applied to various occasions tests; Charge and discharge power factor of 0.98, charge and discharge efficiency of 70 (Max. 80%) A variety of charge and discharge protection function, reduce the battery production accidents; Discharge energy supply other charging energy channels or giving back to the power grid, fever of equipment cost greatly reduce the energy consumption; Equipment accuracy better than 0.1%, data recording time / 1 second, software powerful function, friendly man-machine interface; Four wire interface, realize the wide range of voltage, current adjustment, suitable for all kinds of batteries;

JS-023A Series Fully Automatic Transformer Oil Dielectric Strength Tester is specially designed for testing dielectric strength (breakdown voltage) of transformer oil. The dielectric strength (breakdown voltage) is one of the most important parameters of transformer oil, it is a rule of the voltage withstand. The value of dielectric strength (breakdown voltage) indicates whether the oil contains water, impurity and electric particles, and you’ll know the oil value via the dielectric strength (breakdown voltage). JS-023A Series Fully Automatic Transformer Oil Dielectric Strength Tester provides reliable, accurate measurement of dielectric strength (breakdown voltage) of transformer oil, it is suitable for both field and laboratory use. JS-023A Series Fully Automatic Transformer Oil Dielectric Strength Tester is able to test under all the mainstream testing standards, no matter where you are, there is always a testing standard suitable for you. The available testing models is as following: 1. IEC-60156, IS6792, BS5874 2. User-defined 3. 5-Minute test 4. ASTM D-877 5. ASTM D-1816 6. JIS C 2101-99(S) 7. Proof "A" 8. Proof "B"

Minimum Order: 1 bags