Product description Transmission Line Parameter Test System is of an integrated structure, with a built-in variable frequency power supply module and a variable frequency voltage regulating output power supply. The frequency can be changed to 45Hz and 55Hz. Digital filtering technology is adopted to avoid the interference of power frequency electric field to the test and fundamentally solve the difficult problem of accurate measurement under strong electric field interference. At the same time, it is applicable to the occasions where the generator is used for power supply detection after all power outages. Technical index 1 Utilization Conditions -20 50 RH 80% 2 Anti-interference Principle Frequency variation method 3 Power Supply AC220V±10% Generator 3KW 4 Power Output Max.output voltage AC300V Voltage accuracy 0.5% Current accuracy 0.5% Max.output current 8A Output frequency 45Hzã??55Hz Interference Current 30A Resistance to Induced Voltage 10KV Memory Size 200 groups Support U Disk Data Storage Weight 67 Kg
Send InquiryCHAT NOW Product Details Product description Intelligent loop resistance tester is ergonomically designed, in line with operating practices, use high-frequency switching power supplies and digital circuit technology for measuring the contact resistance of the circuit switch control device. Test current is DC 100A. In the case of DC 100A can be directly measured contact resistance test result with a large-screen LCD display, and with data storage, print, time settings and other functions, and another gear 50A for user selection; custom test time, maximum 599S, much larger than the standard requirements of 60S; resolution 0.01 and very stable. Meet the power; the electricity sector on-site high voltage switch maintenance and high-voltage switch factory contact resistance testing requirements. Technical index 1. Measurement range: 0-2999.9 2. Resolution: 0~99.99, 0.01 100.0~2999.9, 0.1 3. Measured current: DC 50A, 100A, fixed output. 4. Accuracy :±(0.5% rd+2d) 5. Continuous working time: 5s~599s 6. Display :LCD 7. Communication mode: USB 8. Power supply: AC220V±10% 50Hz 9. Power of the whole machine:600W 10. Maximum storage record: 200 11. Service conditions: temperature- 10â??ï½?40â?? humidityâ?¤80 %RH 12. Dimension: 360 300 250 mm3 13. Weight: 8kg (the accessories not included)
Product description; The metal oxide arrester tester is used for the measurement and analysis of metal oxide arrester [MOA] leakage. It is mainly used for measuring the resistive current to analyze the degree of zinc oxide aging and damp. The field charged test shall conform to Electric Power Industry Standard of the People's Republic of China DL474.5-92 Guide for Insulation Test on Site - Lightning Arrester Tests. The metal oxide arrester tester can be also used for factory and acceptance tests. Zinc oxide arrester tester Technical Indexes: Range of reference voltage input (peak): 10V-200V Measurement range of full leakage current (peak): 100uA-10mA Measurement range of resistive current (peak): 100uA-10mA Measurement range of capacitive current (peak): 100uA-10mA Measurement range of angle: 0·-90 Power consumption: 4W System measurement accuracy: ± (reading 5% + 5 words) (not more than 2mA for harmonic current)
The Right Gait & Posture plantar pressure plate is a reliable tool for evaluating plantar pressure distribution when walking or standing barefoot. The system has good repeatability for selected parameters commonly used in clinical research. The number of sensors is as many as 3,600. The system analyzes the peak pressure, contact area, pressure-time integral and other indicators, and automatically judges the height of the arch, the position of the center of gravity of the body, and the foot problems such as inversion and valgus according to the intelligent algorithm. It can be used to diagnose foot problems.
Carbon Steel IS-4003 (Part-I) - 1978 Full Painted / Half Painted Specification Size (Inch) Inner Box(Qnty.) Outer Box(Qnty.) 8" 10 60 10" 1 40 12" 1 30 14" 1 20 18" 1 12 24" 1 8 36" 0 4 48" 0 2
Send InquiryCHAT NOW Product Details Product introduction Series resonance device is mainly designed and manufactured for communication voltage endurance test of 11kV/30MW hydro-generator. Two separate designs are adopted for reactor. Series resonance device is mainly composed of frequency conversion control power supply excitation transformer reactor and capacitor voltage divider.
Product Description: Transformer GIS SF6 switch CT/PT insulator bus bar cable bushing and others capacitive devices are the common primary electric equipments. The complete set of frequency conversion series resonance test equipment is mainly used for ac withstand voltage test of cross-linked cable hydraulic generator main transformer bus GIS etc. The complete set of frequency conversion series resonance test equipment is mainly composed of frequency conversion control power supply excitation transformer reactor capacitor voltage divider and compensation capacitor (optional).
Send InquiryCHAT NOW Product Details Product description 60KV 2ma DC Cable Test System is designed and manufactured based on the latest China electric power industrial standard DL/T848.1-2004 General Technical Specifications of DC High Voltage Generator. It is mainly applicable for DC withstand voltage tests on high-voltage electrical equipment such as zinc oxide arrester, power cables, transformers, and generators used in electric power departments, mine industry, and metallurgy and iron & steel enterprises.
Applications: Tests for current transformer: 1) Excitation curve and parameters test 2) Turns ratio test 3) Ratio and phase error test 4) Polarity mark check 5) Winding resistance measurement 6) Secondary loop burden measurement 7) Error line curve test for protection CT 8) Transient CT parameters test 9) CT nameplate guess 10) Saturation hysteresis loop curve measurement Tests for voltage transformer: 1) Turns ratio test 2) Ratio error and phase angle error test 3) Polarity test 4) Secondary burden test 5) Winding resistance test Features: 1. Make evaluation for test results according to selected standards. 2. Make word report for test result. 3. Make word reports one time for multi-group test records on the PC. 4. Calculate the ratio errors and phase angle errors at rated burden and working burden in one time test. 5. Compare excitation curves with saved excitation curves in the same window.
Product Introduction Transformer Tester is new product created after widely adopt customers advices and deep theoretical study. It is based on the automatic FA Series Transformer Tester General which is produced by our company that is widely acclaimed and applied. The adoption of high-performance DSP and ARMadvanced manufacturing technology ensure a stable and reliable product performance full-featured high degree of automation high efficiency in the domestic leading level they are the professional testing equipments for transformer check in power industry. Product names CT parameter analyzer CT analyzer frequency CT analyzer CTPT analyzer transformer tester frequency transformer characteristic tester transformer transient characteristic analyzer current transformer tester CT characteristics analyzer current transformer current transformer parameters analyzer features analyzer CT parameter tester tester current transformer current transformer parameters characteristics tester Comprehensive instrument for the transformer
High-speed tool steel for Drill-Dalian Yongbao New Material Technology Co., Ltd founded in1999, it covers an area of 20,000m², construction area is 12,000m², a private enterprise which set smelting, electroslag remelting, forging, steel rolling. Our company produces high speed tool steel, die steel, stainless steel, precision alloy, high temperature alloy, corrosion resistant alloy, welding strip, welding wire, ingot, forging, hot rolled material, cold drawn material and cobalt series (M42, M35, etc.) tungsten series (W18, W6, W9, W4, M2Al, etc.) die steel (4Cr5MoSiV1-H13Cr12M1V1, CR) 12MOV, etc.) we developed various special shaped products of HSS, widely used in sawing products, high-end wood planer blades, automotive blades, air conditioning sliders, sewing machine blades and other fields, has grown into our core products. China tool steel, China high speed steel. The company has 12 product invention patents, 4 utility model patents, 9 mold steel, tool steel production line software copyright patents, and passed the ISO-9001 international system certification in 2009.
Product Characteristics 1 Simultaneous measurement of three-phase voltage or four-channel current (including zero current) 2 At the same time the phase Angle current phase Angle and work Angle of three-phase ac voltage are measured 3 Measure the frequency and phase sequence of the grid 4 Automatic discrimination of transformer winding capacitive and inductive load 5 Hexagon diagram display color phase sequence analysis 6 Measurement of active power reactive power apparent power three-phase power and power factor 7 Data view and save function 8 Data static storage function 9 The 3.5-inch TFT color screen display has touch function 10 The three-phase phase voltammeter is powered by lithium battery and can be standby for more than 20 hours with a single charge
Digital double clamp Phase voltammeter is a high-precision low-price hand-held double-channel input measurement instrument designed for voltage current and Phase measurement on site.Using this meter the phase between u-u i-i and u-i can be easily measured in the field the phase sequence of sensitive and capacitive circuits and three-phase voltage can be distinguished the wiring group of transformers can be detected the secondary circuit and bus differential protection system can be tested the phase relationship between CT of each differential protection group can be read out and the wiring of the electricity meter can be checked.The tongs current transformer is used to input the measured current so there is no need to disconnect the measured line.When measuring the phase between u1-u2 the two input circuits are completely insulated and isolated so it completely avoids the possible short-circuit of the measured circuit caused by wrong wiring and thus burns out the measuring instrument.The display screen USES high-contrast Liquid crystal display with words up to 25mm and The screen Angle can be freely converted to about 70 to obtain better visual effects. Digital double clamp Phase voltammeter enclosure USES engineering insulation materials another rubber vibration protection sleeve safe and reliable. Product namesï¼?Phase meter double clamp Phase meter double clamp Phase voltammeter clamp forms a table clip-on Phase voltammeter Digital Phase double clamp Phase meter Digital double clamp table low-pressure volt-ampere Phase inspection table hand-held Digital double clamp Phase voltammeter double clamp type Digital Phase meter double clamp Digital Phase meter double clamp type volt-ampere Phase meter double clamp volt-ampere Phase table double clamp Phase meter Digital display double clamp Phase voltammeter
Product Introduction 1. Integration design of clamp meter and energy standards colorful and touch-screen display easy operation 2. Intelligent Li-battery power supply longest working time: 24 hours 3. Wide voltage and current measuring range: voltage 5-220V current 0.01-50A 4. Parameters display in one screen display 5. Automatic compensation accuracy reaches 0.1 class 6. Easy carrying strong anti-interference ability 7. 16 bits high precision AD converter 32 bit ARM processor core. 8. Data saving and calibration storage capacity up to 999groups of testing data
Product Introduction this instrument is specially used to test power grid waveform distortion voltage fluctuation and flicker harmonic content and unbalanced three-phase power quality problems such as high precision testing instruments; at the same time it also have the the functions of electric parameter test the vector analysis. Product Characteristics Can accurately measure voltage current active power reactive power frequency phase Angle power factor and other electrical parameters It can display the measured voltage and current phasor diagram the users can know the device wiring correctly or not through the analysis of vector diagram . The current is measured by using the clamp transformer.Because using clamp current transformer measurementthe operators do not need to disconnect current loop can be measured convenient and safety. It can be equipped with different range of clamps according to the user's measurement range. It can measure and analysis the power quality from the utility grid to the client's use its measure and analysis frequency deviation voltage deviation voltage fluctuation and flicker unbalanced three-phase voltage allowed degrees and power grid harmonic. Can display the single phase voltage and current waveform and can also show three phase voltage and current waveform. All tests have screen lock function interface to facilitate users to reading and analyze the data.
product brief introduction Product Introduction Intelligent instrument calibrator for PT CT error and impedance admittance test.It meets the requirements of jjg313-94 current transformer verification regulation and jjg314-94 voltage transformer verification regulation.
HGQY-H voltage transformer field tester based on the traditional differential measurement method uses the voltage transformer load error curve extrapolation method mentioned in the newly issued JJG1021-2007 "Power Transformer" Verification Regulations. Using low-voltage extrapolation technology combined with advanced measurement circuits a single instrument can measure electromagnetic voltage transformers from 6kV to 220kV/3 with an accuracy level of 0.05 which is very suitable for field voltage transformer verification. 1. No need for booster voltage standard load box and voltage regulator on site you can achieve the test of voltage transformer ratio difference and angle difference. A single instrument weighs 12 kg which greatly facilitates on-site use. 2. The test speed of the instrument is fast and the measurement of a single voltage transformer does not exceed 1 minute. 3. The instrument is equipped with a micro printer which can print test data on site. 4. It can store 1000 sets of data and can communicate with PC by RS-232 interface. 5. The equipped data management software can be networked with the power system MIS software. 6. Adopt 10.4-inch large-screen LCD display with humanized operation interface and wiring diagram and simple operation guide are attached to the instrument. 7. The output power is large which can meet the required capacity of 220kV voltage transformer boost.
The high-voltage electric energy measurement devices of power plants and substations and the electric energy measurement devices of a large number of users are related to the interests of power generation power transmission power supply and multiple parties of users. In order to ensure accurate measurement the inspection must be carried out in accordance with SD109 "Inspection Regulations for Electric Energy Measurement Devices" and DL / T448-2000 "Technical Management Regulations for Electricity Measurement Devices". TKHG-Q current transformer field calibrator was developed based on high-end testing technology large-scale electronic circuit design and in compliance with relevant national regulations. It solves the problems of on-site verification of current transformer and voltage transformer with high working intensity and tedious operation. At the same time the product has reliable performance and powerful functions. 1. The instrument also has a recursive method to measure the current transformer error which is convenient for the on-site verification of the measurement device. 2. On-site verification of current transformers does not require standard current transformers current risers load boxes voltage control boxes and high-current conductors. It uses extremely simple test wiring and operations to achieve the verification of current transformers greatly reducing the work The intensity and working efficiency are improved which is convenient for the on-site verification of transformers. 3. The instrument has a standard voltage transformer equivalent to the same transformation ratio of the measured current transformer. Its accuracy can reach 0.05 level and the transformation ratio and no-load error of the measured current transformer can be accurately measured. Then combine the test results of impedance and admittance to calculate the error of the transformer. 4. Adopt different frequency power supply test close to power frequency to prevent on-site power frequency electromagnetic radiation and series interference. 5. Wide measuring range can reach 5A / 5A ~ 25000A / 5A or 5A / 1A ~ 6300A / 1A.
Product Introduction 3-phase energy meter calibrator introduction: HZ-3521 handheld meter field calibrator is a measurement of electrical parameters power meter calibration wiring judged as one of the high-precision test instrument. Product Characteristics 3-phase energy meter calibrator introduction: TKSX-3 handheld meter field calibrator is a measurement of electrical parameters power meter calibration wiring judged as one of the high-precision test instrument. 3-phase energy meter calibrator technical parameters: Input feature Voltage measuring range: 0 ~ 400V 57.7V 100V 220V 400V fourth gear automatic switching range. Current measuring range: 0 ~ 5A built-in transformer into 5A (CT) files. Clamp transformer for the 5A (small pliers) 25A (small pliers) 100A (the clamp) 500A (the clamp) 400A (tongs) 2000A (tongs) six stalls. (Including medium and large Clamp Meter is optional) Phase angle measuring range: 0 ~ 359.999 Frequency Measurement Range: 45 ~ 55Hz.
SMG7000 Handheld Power Quality Analyzer Input Characteristics 1. Voltage measuring range: 0~400V auto. 2. Current measurement range 3. Clamp transformers (three): 5A/25A (standard) 100A/500A (optional) 400A/2000A (optional) 4. Phase angle measurement range: 0~359.99 �°. 5. Frequency range: 45~55Hz. 6. Voltage number of channels: three channels (UA UB and UC). 7. Current number of channels: three channels (IA IB IC). 8.Maximum number of harmonic analysis: 63 times. 9. Intervals of 1 minute maximum storage period: 18 months
