I. Product Introduction GDGK-303 Circuit Breaker Analyzer is special instrument for power system GIS mechanical properties measuring. The instrument takes ARM7 for the core to process the test data. With high intelligence, lots of functions, accurate test data, strong anti-jamming, easy operation, small size, light weight and so on, GDGK-303 Circuit Breaker Analyzer is applicable to kinds of GIS mechanical properties measuring such as indoors or outdoors switches with less oil or more oil, vacuum switches, sulfur hexafluoride switches and so on. II. Functions 1) Closing and opening time measurement of 12 channels 2) Max difference of closing or opening time measurement of three phases 3) Bounce time and frequency measurement of breaker closing 4) Circuit breaker closing and opening speed measurement 5) Travel-time, Coil current-time curve of circuit breaker operation measurement 6) Clearance of circuit breaker measurement 7) Variable DC circuit breaker operation power supply 8) Print test results by internal micro printers
Application :
Vacuum Circuit Breaker , SF6 Circuit Breaker , Oil Circui Breaker Travel , Speed , Time , Current Analysis
GD-12579 Lubricants Foam Testing Equipment I.Brief Introduction: The instrument is designed and made as per the national standard of People's Republic of China GB/T12579 Test Method for Foaming Characteristics of Lubricating Oil. It is suitable to determine foaming characteristics of lubricating oil, which is used to evaluate foaming tendency and foaming stability of lubricating oil. II.Main technical specifications and parameters 1. Power supply: AC 220 V±10%, 50 Hz 2. Main heating power: 650 W 3. Auxiliary heating power: 1000 W 4. Refrigeration power: 500 W 5. Flow rate of air: 94±5 ml/min, adjustable 6. Temperature controlling range: room temperature~99.9 °C (high temperature bath) 7. Temperature controlling range: 5~99.9 °C (low temperature bath) 8. Temperature controlling accuracy: ±0.5 °C 9. Timer: 5 minutes and 10 minutes, nearest to 1 second 10. Timing accuracy: 0.01%+0.05 s (at 20 °C) 11. Ambient temperature: -10°C~+40 °C 12. Relative humidity: ≤85% 13. Total power consumption: ≤3000 W
Application :
The instrument is designed and made as per the national standard of People's Republic of China GB/T12579 Test Method for Foaming Characteristics of Lubricating Oil.
GD-261 Pensky-Martens Closed Cup Flash Point Tester I.Brief Introduction 1.This instrument is designed and made as per the the standards GB/T261-2008 2.Test Method for Flash Point of Petroleum Products by the Pensky-Martens Closed Cup Method and ASTM D93. 3.It is suitable to determine the closed cup flash point of petroleum products, which is expressed as the lowest temperature when a sample is heated in a closed cup under the stipulated condition until the mixture of its vapor and air contacts flame and appears flash. II.technical features of Pensky-Martens Closed Cup Flash Point Tester 1.This instrument is designed correspond with the requirements of GB/T261-2008. 2.The heating power is continuously and stepless adjustable. The power is shown visually byvoltmeter.The temperature control mode is advanced and reasonable. 3.The structure is designed small and exquisite.The stainless-steel table board is beautiful and easy to clean. 4.Operation is easy.Test results are precise.It has been chosen as the instrument to test the closed cup flash point by many metering and detecting units. III.Specifications and parameters OFPensky-Martens Closed Cup Flash Point Tester 1.Power supply:AC (220±10%)V, 50Hz. 2.Heating device::The heating power is continuously adjustable from 0 W to 600W. 3.Rate of sample's heating up::(1~12)°C/min;Controllable and adjustable. 4.Electric stirring rate:(1)(90~120)turns/min,suitable to test procedure A. (2)(250±10)turns/min,suitable to test procedure B. 5.Standard oil cup:(1)Inner diameter: 50.7mm~50.8mm. (2)Depth: 55.7mm~56.0mm. (3)The scribed line depth of capacity of testing oil: 33.9mm~34.3mm. (4)Capacity of testing oil:about 70ml 6.Igniting device:(1)Igniting source: gas(or other civilian fuels,the same below) (2)Bore diameter: 0.8mm 7.Thermometer:Mercurial thermometer, correspond with GB/T261-2008 (1)Scale -5°C~110°C, division 0.5°C. (2)Scale 20°C~150°C, division 1°C. (3)Scale 90°C~370°C,division 2°C. 8.Ambient temperature:≤ 35°C 9.Relative humidity:≤ 85% 10.Power consumption of overall unit:≤ 650W
Application :
This instrument is designed and made as per the the standards GB/T261-2008
GD-510F1 ASTM D97 Petroleum OilPour Point Tester I.Brief Introduction GD-510F1 Multifunctional low-temperature flowability tester is designed and made as per test standards GB/T 510,GB/T 3535,GB/T 6986 and SH/T 0248 of People's Republic of China. It is suitable to make determinations of pour point, cloud point, solidifying point and cold filter plugging point of petroleum products. This instrument can also be used to do these tests according to ASTM D97 and ASTM D2500. II.Main technical features 1. It is multifunctional instrument. It can be used to do determinations of pour point, cloud point, solidifying point and cold filter plugging point of petroleum products. 2. Floor type. It is equipped with four wheels at bottom. Convenient to move. 3. Four troughs with eight baths. Each two baths in one trough are isothermal.The minimum temperature can reach –70°C.The temperature control accuracy is ±0.5°C. 4. It adopts special technology to make it no need to use cooling liquid in the cold trough. The cooling speed is rapid.Easy to use and high efficiency. 5. It is equipped with LCD screen. The control panel is easy to operate. III.Main technical specifications and parameters 1. Power supply: AC 220 V±10%, 50 Hz; 2. Controlling temperature of cold bath: (1) Cold trough I: 0 °C, ±0.5 °C, Temperatures in two baths are equal. (2) Cold trough II: 0 °C, -17 °C, ±0.5 °C, Temperatures in two baths are equal. (3) Cold trough III: -17 °C, -34 °C, ±0.5 °C, Temperatures in two baths are equal. (4) Cold trough IV: room temperature~-70 °C, ±0.5 °C, Temperatures in two baths are equal. 3. Refrigeration system: a new type refrigeration compressor. 4. Ambient temperature: ≤30 °C 5. Relative humidity: ≤85% 6. Total power consumption: ≤1700 W
Brief Introduction The instrument is designed and made as per the industry standard of People's Republic of China SH/T0165-92 Test Method for Distillation of High Boiling Point of Petroleum Products at Reduced Pressure. It is suitable to determine the distillation characteristics of high boiling point petroleum products, such as wax oils, lubricating oils, etc. Main technical specifications and parameters 1. Power supply: AC 220 V±10%, 50 Hz 2. Heating power: (1) Heater for distillation flask: 1000 W (2) Heater for receiving flask: 350 W 3. Heating power for distillation flask: 0W to 1000 W, adjustable 4. Temperature range for air bath of receiving flask: room temperature to 100 °C 5. Temperature sensor in the air bath: Pt100 platinum resistance 6. Temperature controlling mode for air bath: By a temperature controller 7. Temperature controlling accuracy: ±1 °C 8. Cubage of buffer vessel: 1000 ml 9. Max. Residual pressure of vacuum pump: ≤2 mmHg 10. Illumination light in the air bath of receiving flask: Electricity-saving lamp 11. Working condition: (1) Ambient temperature: 5°C to 35 °C (2) Relative humidity: ≤85%
Application :
The instrument is designed and made as per the industry standard of People's Republic of China SH/T0165-92 Test Method for Distillation of High Boiling Point of Petroleum Products at Reduced Pressure.
I.Features -Safety regulations for CT/PT testing equipment application -All technical index should keep in work condition before testing with Analyzer. -Please follow associated international standards in a special application. -Forbid high voltage or high current connected to CT/PT Analyzer directly. -All tests need to follow procedure in user manual. -It is forbid to open the box of CT/PT Analyzer. Otherwise, the quality assurance will be invalid. -It is forbid to update or extend the tester without manufacturer authorization. -Please use the original accessories for Analyzer. -It is forbid to cut off test connection before LED indicator light is OFF. -Please connect Analyzer to ground with grounding cable in no laboratory application. -Please confirm that one terminal of sample CT primary connected to ground. -Do not run Analyzer in extreme moist condition. -Please confirm that all terminals connected to Analyzer have no voltage. All voltage outputs are from CT/PT Analyzer. -Please confirm that voltage had been injected to CT secondary winding in CT test. Otherwise, CT/PT Analyzer will be damaged possibly. -Please confirm that voltage had been injected to PT primary winding in PT ratio test. Otherwise, CT/PT Analyzer will be damaged possibly. -The ratio error and phase angle error test is valid for electromagnetic voltage transformer only. It can not applied in CVT test. II.CT PT Analyzer technical index Tests for Current Transformer: -Excitation curve and parameters test -Turns ratio test -Ratio and phase error test -Polarity mark check -Winding resistance measurement -Secondary loop burden measurement -Error line curve test for protection CT -Transient CT parameters test -CT nameplate guess -Saturation hysteresis loop curve measurement Tests for Voltage Transformer: -Turns ratio test -Ratio error and phase angle error test -Polarity test -Secondary burden test -Winding resistance test Applications of CT/PT Analyzer: -CT nameplate check -CT parameters check in work burden -CT transient parameters analysis -CT ratio and phase error calibration -PT routine test III---CT tester Technical index Test standards: IEC60044-1, IEC60044-6, GB1208, GB16847, C57.13 -Power supply: AC220V±10%,50Hz/60Hz±10% -Power output: 0.1~180V (AC) -Current output: 0.001~5A(RMS) -Maximum knee voltage measurement; 45kv -Current measurement: Range:0~10A (automatically change range in 0.1/0.4/2/10A) Error 0.1% 5000~35000 error 1000groups -Work condition: Temperature:-10℃~50℃, moist:≤90% -Size: 485mm×356mm×183mm -Weight: 15Kg
Application :
Safety regulations for CT/PT testing equipment application
GDBC-901 Transformer Ratio Tester I.Functions 1. The voltage ratio measurement for three or singe phase transformer 2. The group vector measurement for three phase transformer. 3. The polarity measurement for single phase transformer or CT/PT 4. Voltage ratio error calculation 5. Current transformer ratio measurement 6. Excitation current measurement in ratio testing 7. Reproduction the AC test voltage from power source to reduce the effects of bad power source 8. Save the test results in the memory internal the tester 9. Print the test results by micro printer 10. Reverse connection detect unit to prevent the high voltage injected to operator 11. Over current protection unit integrated in software and hardware 12. Upload the test results to PC by RS232 and make word report by software II.Technique 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, frequency 50Hz 6. Power supply:AC220V ± 10%, 50Hz/60Hz 7. Environment temperature: 0-50°C 8. Humidity: ≤85%RH
GD-265B Kinematic Viscosity Testing Equipment for Petroleum Products Brief Introduction This instrument is designed and made as per the industry standard of People's Republic of China SY/T5651 Technical Condition of Petroleum Products Kinematic Viscosity Tester. It is suitable to determine kinematic viscosity of liquid petroleum products (Newton liquids) at a constant temperature as per national standard GB/T265 Petroleum products-Determination of kinematic viscosity and calculation of dynamic viscosity. Main technical features 1.This instrument adopts a type of all-in-one machine.The control switch adopts light-touch mode.It has the features of novel design,compact structure and beautiful appearance. 2.This instrument adopts LCD temperature controller.The temperature control is rapid.The response is fast.The overshoot is small.The temperature control accuracy can reach ±0.1°C. 3.This instrument adopts hard glass bath and electric stirring device.Easy to observe the sample.The temperature in water bath is uniform. 4.The chief feature of the instrument: Full powder painting make it durable in use.Ultra-thin LCD temperature controller.Novel and advanced.Small desktop structure make it beautiful.It is a special type for Pinkevitch viscometer. Main technical specifications and parameters 1.Power supply: AC(220±10%)V,50Hz 2.Heating device: electric heating,power 600W 3.Stirring motor: power is 6W,rotating speed is 1200RPM 4.Temperature control range: room temperature~100°C 5.Temperature control accuracy: ±0.1°C 6.Temperature sensor: Pt100 industrial platinum resistance 7.Ambient temperature: room temperature~35°C 8.Relative humidity: ≤85% 9.Capillary viscometers:7 pieces in total,inner diameter : 0.6mm,0.8mm,1.0mm,1.2mm,1.5mm,2.0mm,2.5mm 10.Overall dimension: 500mm×310mm×500mm
Application :
It is suitable to determine kinematic viscosity of liquid petroleum products (Newton liquids) at a constant temperature
I---General introduction 1.GDYJ-502 is developed according to the national standard GB-86 Insulating Oil Dielectric Strength Testing Method . 2.LCD screen can display test procedure and test result. All the human interaction operations complete by the rotating mouse . 3.It is very easy for customers to measure the breakdown voltage of all kinds of oil by GDYJ-502. 4.You can print the test result by the micro printer internal the tester. Of course, you can upload the test data to PC from RS232 for data analyzing. 5.The special circuit design makes the tester has a good performance at stability and anti-noise. II---Functions 1 Breakdown test of user-defined 2 Proof test 3 IEC156/IS6792/BS5874/ 4 ASTM D1816 standard test 5 ASTM D877 standard test 6 5 minutes standard test 7 Manual test 8 Calibration interface for customers 9 Unloading data to PC and making word report automatically. 10 Result print III---Technique index 1 AC220V input 2 Output voltage:AC 0V~100KV 3 Rate of voltage rise: 0.5kv/s±10%, 2kv/s±10%, 3kv/s±10%,5kv/s±10% 4 Max test times: 9 5 Stir time: 0~999s 6 Wait time: 0~999s 7 Test error: 3% max in the range of 10kv~100kv 8 Weight 41kg 9 Size: 620 mm*430mm*330mm
Application :
GDYJ Oil Breakdown Voltage Tester is developed according to the national standard GB86 Insulating Oil Dielectric Strength Testing
1.1 Introduction GDVA-402 CT/PT Tester is a special instrument for testing characteristic of CT and PT .The tester can finish CT/PT transformation ratio test, CT/PT polarity test, volt-ampere feature curve drawing and CT error drawing. It has large output, high precision,stable performance and automatic testing. 1.2 Funtion 1 CT/PT transformation ratio test 2 CT /PT polarity test 3 CT /PT volt-ampere feature curve measurement 4 CT ratio error measurement 5 Error curve measurement 6 Result print 7 Unload data to PC 8 PC online test
Application :
GDVA-402 CT/PT Tester is a special instrument for testing characteristic of CT and PT .