Electronics & Electrical

ER-TS-42500 Features: 1. Accuracy: 0.1°, resolution: 0.01°; 2. Wide temperature work: -40~+ 85℃; 3. Biaxial monitoring (uniaxial optional). Introduction The ER-TS-42500 protocol is an ultra-low power, small volume, and high performance wireless tilt sensor for industrial applications where users have no power supply or real-time dynamic measurement of object attitude Angle. Based on the Internet of Things technology Bluetooth, Zigbee (optional) wireless transmission technology, all internal circuits are optimized design, good long-term stability and small zero drift, can automatically enter low- power sleep mode, from the use of the environment to get rid of dependence; Industrial equipment wireless transmission distance: Bluetooth <50 meters, Zigbee<1600 meters. Compact product structure, precision design, for temperature and linearity compensation again, integrated with short circuit, instant high pressure, polarity, surge and other comprehensive protection functions, Simple and easy to use, and Wireless digital signal transmission mode eliminates the tedious wiring brought by long cable transmission, noise interference; Industrial-grade design has extremely high measurement accuracy and anti-interference ability, Wireless sensor nodes can form huge wireless networks, Supporting thousands of monitoring points for simultaneous inclination monitoring, Supporting the professional computer software, no need for field survey, Real-time data measurement and record the state of the measured object; Suitable for the industrial site, Old dilapidated houses, ancient buildings, civil engineering, Various tower tilt deformation remote real-time monitoring and analysis of the needs of the safety monitoring system. Product property Biaxial monitoring (uniaxial optional) Measurement Range: Double axis ±90°, single axis ±180° (360° optional) Accuracy: 0.1°, resolution: 0.01° Volume (94*74*64mm) (customizable) Ultra-low power consumption Built-in rechargeable lithium battery power supply Wide temperature work:-40~ + 85℃ IP67, protection level Product application Billboard monitoring Bridge construction PTZ levelling Ship attitude measurement High speed rail roadbed tunnel monitoring Satellite solar antenna positioning Medical equipment Various engineering machinery angle control

ER-QA-03F (30 μg): 1. Bias repeatability: 150-220μg; 2. Scale factor repeatability: 150-220ppm; 3. Class II non-linearity repeatability: 40-50μg/g2. Introduction ER-QA-03F is a small size accelerometer which is mainly used for oil well logging. The output current is linear with the force. The operator can select a reasonable sampling resistor according to the calculation to achieve the highest precision output. The product can also be used for static testing and dynamic testing, which is a standard vibration sensor. At present, with the increasing demand for the miniaturization of quartz accelerometers in various fields, compared with the traditional Φ25.4 quartz accelerometer, Φ18.2 or even smaller products are becoming more and more popular, under the premise of the same level of accuracy, it is smaller in size and lighter in weight, while inheriting the advantages of the original manufacturing process, suitable for mass production, with higher cost performance. Features 1. Excellent start repeatability 2. Good environmental performance 3. Analog output 4. Adjustable output range 5. Small dimensions

Minimum Order: 1 bags

https://www.alibaba.com/product-detail/High-freque , ncy-3-phase-3- wires_1600221290691.html?spm=a27 , 00.shop_index.89.8.7b4d7ffbj311BL 1, Two kinds of start mode: Reduction Voltage Start and Variable Frequency Start. Customers can set start mode according to the type of the load. 2, The output frequency can be set, this function is very convenient for customer. 3, The output voltage can be set between +20 % to -40 % of rated voltage. It’s a great convenience to users. 4, The DC input voltage range can also be set. Over-voltage point, under- voltage point, over-voltage recovery point, under-voltage recovery point all can be set via the LCD panel. Convenient for increasing or reducing the quantity of batteries, photovoltaic modules also can be used flexibly. 5, Pure sine wave output. with good transient response less than 40MS, little harmonic distortion, higher conversion efficiency and stable output voltage. 6, Powerful data display and fault instruction function. LCD can display the DC input voltage, output frequency, phase voltage, phase current, AC bypass input voltage, output power KWH, time and date, temperature, fault code display. 7, Using the sixth generation efficient IPM intelligent module from Japanese Mitsubishi, high efficiency and stable performance. It with powerful protection function, the protection for short circuit, over load, over temperature is more safe and reliable. It’s service life can up to 15 years or more. 8, Wide input voltage can be set according to customer’s requirement. Input voltage range can be selected from 100-400V or 480-850V. 9, Product have passed the European CE (EMC and LVD) certificated and accredited by Australia CEC energy network.

Minimum Order: 1 bags

220V single phase to 3 phase 380V Phase voltage converter The BZT series single-phase to three-phase converter, adopted AC-DC-AC circuit structure and using SPWM modulation control technology, which can convert ordinary single-phase power to industrial three-phase power. After through BZT series single-phase to three phase converter power conversion, the three-phase power output is standard pure sine wave, the harmonic distortion rate (THD) is less than 2%, totally meet the national standards of three-phase power quality, applicable to all types of load. The BZT series single-phase to three-phase converter can solve production inconvenience because of some areas with the three-phase electric power restrictions, also solved some user requirements that can’t apply for the three-phase electric because of space limitation. * Safety and reliable, the input single-phase electric and output three phase electric is complete electrical isolated. * Pure sine wave output, has higher efficiency and higher capability of driving load. *Output perfect protection function, with output over-voltage, overload, short circuit, over temperature, self-diagnosis protection and other protection * Powerful data display function. LCD can display the DC input voltage, output frequency, phase voltage, phase current, AC bypass input voltage, output power KWH, time and date, temperature, fault code display. https://www.alibaba.com/product-detail , /220-380V-to-277-480V- voltage_1600314704369.ht , ml?spm=a2700.shop_index.84.44.7b4d7ffbwjFiJK

Minimum Order: 1 bags

https://www.alibaba.com/product-detail/IP65-outdoo , r-solar-wind-power- system_60343961106.html?spm , =a2700.shop_plgr.41413.93.5e5a7ffbf6j7Ta Solar Pumping System Introduction: Bangzhao Solar pump system consists of the specialized pump inverter for PV, water pump and solar panels. This device widely used in domestic water, irrigation water, control of desert, animal husbandry, water supply for Sea Island, water treatment projects, etc. Water storage replaces battery and directly drives pumping, with high reliability, at the same time, it can reduce system cost and maintenance costs. 1, Adopting the proposed dynamic VI maximum power point tracking (MPPT) control method & optimized SVPWM; fast response and stable operation; and the conversion efficiency achieves of 99.6%. 2, Adopting high-efficiency IPM (intelligentpower module) from Mitsubishiwith high reliability and high efficiency. 3, Designed with variable frequency driver (VFD), can be used in variable frequency speed regulation technology, greatly improves efficiency, and better to protect water pump and maximum utilizationof solar panels. 4, AC drive function. When is no sunshine, such as at night, solar pump inverter can connect to AC city power to work by manually if AC power is available. 5, LCD display operating panel, can setting various parameters through LCD, easy to operation. 6, Complete protection function for PV input under voltage, PV input over voltage, input connection Reverse Polarity, DC over current, output, over load, short circuit, dry Well, overflow, dry running, and blocking protection.

Minimum Order: 1 bags

BVLF (Very Low Frequency) Testers are suitable for testing power cables, transformers, switchgear, rotating machinery and other electrical apparatus. The product combines modern advanced digital variable frequency technology and micro computer control together, therefore, it can realize the full automatic voltage boost, stepdown, measurement and protection as well as the manual intervention in the process of automatic voltage boost. The full electronic design ensures the small size and light weight. The big LCD screen ensures the clear and visual display, and can display the output sinusoidal wave form. The printer outputs test reports. In addition, the product has features as follows: Features Large touch screen：It adopts 7-inch touch screen and the latest ARM7 microcontroller. Advanced technology：Using digital frequency conversion technology, microcomputer control, step-up, step-down, measurement, protection and other testing processes are fully automated. Easy to operate：The wiring is simple and fool-proof operation. Comprehensive protection: Multiple protections (overvoltage protection, high and low voltage side overcurrent protection), rapidaction (action time ≤ 10ms), the instrument is safe and reliable. Safe and reliable：The controller and the high-voltage generator are connected with low voltage, photoelectric control, safe and reliable to use. High and low voltage closed loop circuit：High and low voltage closed-loop negative feedback control circuit is adopted, and the output has no capacity increase effect. Complete configuration：Capacitive touch screen, LCD Chinese character display, automatic storage, automatic printing. Large test range：0.1Hz,0.05Hz and 0.02Hz Multiple frequency selection, large test range. Small size and light weight：Very conducive to outdoor operations. Chinese-English switching function：Chinese-English switching, using imported high-voltage electronic switch to switch polarity. High-speed AD acquisition circuit, and equipped with USB background management software. Longer life and lower failure rate.

Minimum Order: 1 bags

https://www.alibaba.com/product-detail/40kw-Static , -phase-converter-120- 240VAC_60755633896.html?s , pm=a2700.shop_plgr.41413.175.5e5a7ffbf6j7Ta Static phase converter 120/240VAC split phase to 120/208V 3 phase output for ship generator The BZT series single-phase to three-phase converter, adopted AC-DC-AC circuit structure and using SPWM modulation control technology, which can convert ordinary single-phase power to industrial three-phase power. After through BZT series single-phase to three phase converter power conversion, the three-phase power output is standard pure sine wave, the harmonic distortion rate (THD) is less than 2%, totally meet the national standards of three-phase power quality, applicable to all types of load. The BZT series single-phase to three-phase converter can solve production inconvenience because of some areas with the three-phase electric power restrictions, also solved some user requirements that can’t apply for the three-phase electric because of space limitation.

Minimum Order: 1 bags

Technical Features for solar wind system high end prue copper transformer 120kw 150kw 432-800VDC solar off grid hybrid power inverter 1, Two kinds of start mode: Reduction Voltage Start and Variable Frequency Start. Customers can set start mode according to the type of the load. 2, The output frequency can be set, this function is very convenient for customer. 3, The output voltage can be set between +20 % to -40 % of rated voltage. It’s a great convenience to users. 4, The DC input voltage range can also be set. Over-voltage point, under- voltage point, over-voltage recovery point, under-voltage recovery point all can be set via the LCD panel. Convenient for increasing or reducing the quantity of batteries, photovoltaic modules also can be used flexibly. 5, Pure sine wave output. with good transient response less than 40MS, little harmonic distortion, higher conversion efficiency and stable output voltage. 6, Powerful data display and fault instruction function. LCD can display the DC input voltage, output frequency, phase voltage, phase current, AC bypass input voltage, output power KWH, time and date, temperature, fault code display. 7, Using the sixth generation efficient IPM intelligent module from Japanese Mitsubishi, high efficiency and stable performance. It with powerful protection function, the protection for short circuit, over load, over temperature is more safe and reliable. It’s service life can up to 15 years or more. 8, Wide input voltage can be set according to customer’s requirement. Input voltage range can be selected from 100-400V or 300-850V. 9, Product have passed the European CE (EMC and LVD) certificated and accredited by Australia CEC energy network. More information:https://www.alibaba.com/product-detail , /Solar-AC-Hybrid- system-high-end_1600276482632 , .html?spm=a2700.shop_index.89.6.7b4d7ffbA9auig

Minimum Order: 1 bags

Product advantages: 1. All-in-one design, high integration and space saving installation; 2. Using high-performance lithium iron phosphate cells, laser welding, good cell consistency, designed service life of more than 10 years; 3. Charging and discharging are controlled separately, which is convenient and reliable to control charging and discharging. The discharge port will not be disconnected when over-charging, and the charging port will not be disconnected when over-discharging, the system has good stability; 4. Master-slave mode, passive equalization, can manage the equalization resistance, can set the equalization start voltage difference, and monitor the equalization resistance temperature, more intelligent and safe, and reduce the impact of barrel effect on system energy storage; 5. BMS adopts NXP(USA) automotive-grade high-performance chips, with strong anti-interference, good reliability and wide temperature range; 6. CAN2.0 communication interface, has the advantages of strong real- time performance, long transmission distance, strong anti-electromagnetic interference ability; 7. System parameters can be set through the host computer, such as fan start/stop temperature, charger maximum current setting, charge and discharge current correction, SOC correction, with insulation leakage detection function to prevent oil leakage and short circuit of the cell; 8. Integrate solar controller, AC charger, BMS communication control, more safe and reliable; 9. Cell temperature management, can be automatically controlled with the air conditioner heater according to the cell condition to make the cell works at the most suitable temperature, and can be linked with the fire protection system as needed More information:https://www.alibaba.com/product-detail , /Removable-and- stackable-installation-Lithium- , Iron_1600516714897.html? spm=a2700.shop_index.8 , 9.8.7b4d7ffbA9auig

Minimum Order: 1 bags

Model SJW-40KVA SJW3-40KVA(Third generation ) Rated capacity 40KVA Input voltage Three phase 200-450V Output voltage Three phase 220V±1%-3% The output voltage accuracy can be set; Output waveform Sine wave, no additional waveform loss Setting function Output voltage accuracy, over-voltage protection, under-voltage protection, over-temperature protection, overload protection can be set by the panel keys Protective function With over-voltage, lack of phase detection, over-temperature, overload protection and under-voltage warm function, short circuit protection Overvoltage protection value Output voltage 242V±4V Undervoltage protection value Output voltage 198V±4V, regularly not set undervoltage protection Load power factor 0.8 Adjust time When the voltage change by10%<1S Waveform distortion No additional waveform distortion Dielectric strength 1500V/1min Insulation resistance Three phase >2MΩ Dimension 460*422*880mm , Package size 470*510*980mm Insulation level Class E Work efficiency >95% Working frequency 50/60HZ Overload capacity 1 times rated current for 40 seconds Insulation resistance Three phase >2MΩ Insulation class Class E Working environment Temperature :-10℃ to +40℃, Humidity: <95% Temperature rise ≤60°

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Customized ESS 92Kwh solar energy storage system 3.2V 202AH 144S LiFePO4 batteries rack storage with MPPT solar charger https://www.alibaba.com/product-detail/ , Customized-ESS-92Kwh-solar-energy- storage_1600 , 826861676.html?spm=a2700.shop_index.89.2.7b4d7ffbA , mkYor Product advantages: 1. All-in-one design, high integration and space saving installation; 2. Using high-performance lithium iron phosphate cells, laser welding, good cell consistency, designed service life of more than 10 years; 3. Charging and discharging are controlled separately, which is convenient and reliable to control charging and discharging. The discharge port will not be disconnected when over-charging, and the charging port will not be disconnected when over-discharging, the system has good stability; 4. Master-slave mode, passive equalization, can manage the equalization resistance, can set the equalization start voltage difference, and monitor the equalization resistance temperature, more intelligent and safe, and reduce the impact of barrel effect on system energy storage; 5. BMS adopts NXP(USA) automotive-grade high-performance chips, with strong anti-interference, good reliability and wide temperature range; 6. CAN2.0 communication interface, has the advantages of strong real- time performance, long transmission distance, strong anti-electromagnetic interference ability; 7. System parameters can be set through the host computer, such as fan start/stop temperature, charger maximum current setting, charge and discharge current correction, SOC correction, with insulation leakage detection function to prevent oil leakage and short circuit of the cell; 8. Integrate solar controller, AC charger, BMS communication control, more safe and reliable; 9. Cell temperature management, can be automatically controlled with the air conditioner heater according to the cell condition to make the cell works at the most suitable temperature, and can be linked with the fire protection system as needed

Minimum Order: 1 bags

Technical Features for Solar oil pumping systems 3 phase 127/220VAC 60Hz wide voltage 450-900VDC PV input off grid power inverter: 1.Using the fifth generation efficient IPM intelligent module from Japanese Mitsubishi, It withpowerful protection function for short circuit, over load and over temperature which is more safe and reliable.Longer service life can up to 15-20 years or more. 2. Intelligentized, modularized and simple structure design, very easy and convenient for maintenance. 3. Two kinds of start mode: Step Down Voltage Start and Variable Frequency Start. Variable Frequency Start is suitable for inductive load with big instant inrush current(such as motor), inverter’s power not need enlarge too many times when take motor induction load. This function save the cost of frequency converter’s usage, easy to connect wires and control. 4. The output frequency 50Hz/60Hz can be set via LCD panel. 5. The output voltage can be set between -40 % to +20 % of rated voltage. And the accuracy of output voltage is very high less than 1%. 6. The DC input voltage range can be set. over-voltage point, under-voltage point, over-voltage recovery point, under-voltage recovery point and under voltage recovery time all can be set via the LCD panel.Convenient for increasing or reducing the quantity of batteries and solar panel in the future. 7. Wide input voltage can be selected from 100-400v or 300-850v. This wide voltage inputoff grid inverter can work without battery and solar charge controller, which save battery cost and same like with MPPT function can maximum make full use of solar power. 8.Pure sine wave output. with good transient response less than 50MS, little harmonic distortion, higher conversion efficiency and stable output voltage. 9. Low frequency transformer, which ensure the AC busbar and DC busbar are completely isolated, inverter with higher efficiency >94% and very little no-load loss. 10.Powerful data display and fault instruction function. LCD can display the DC input voltage, output frequency, phase voltage, phase current, AC bypass input voltage, output power KWH, time and date, temperature, fault code display. 11. AC bypass input function optional: Battery Power Priority or AC Bypass Priority work mode can be set. 12. RS485 remote monitoring function optional 13. Solar charge controller and AC to DC battery charger built in optional for customer 14. Can be customized to customer’s specification. More information: https://www.alibaba.com/product-de , tail/Solar-oil-pumping-systems-3- phase_1600266 , 881138.html?spm=a2700.shop_index.84.18.7b4d7ffbwjF , iJK [Optional] · RS485 remote monitoring · AC Bypass input · Built in solar charge controller and AC to DC battery charger

Minimum Order: 1 bags

50KW 60KW 80KW Hybrid Off Grid Inverter Working Without Batteries single ph 1.Using the sixth generation efficient IPM intelligent module from Japanese Mitsubishi, It withpowerful protection function for short circuit, over load and over temperature which is more safe and reliable.Longer service life can up to 15-20 years or more. 2. Intelligentized, modularized and simple structure design, very easy and convenient for maintenance. 3. Two kinds of start mode: Step Down Voltage Start and Variable Frequency Start. Variable Frequency Start is suitable for inductive load with big instant inrush current(such as motor), inverter’s power not need enlarge too many times when take motor induction load. This function save the cost of frequency converter’s usage, easy to connect wires and control. 4. The output frequency 50Hz/60Hz can be set via LCD panel. 5. The output voltage can be set between -40 % to +20 % of rated voltage. And the accuracy of output voltage is very high less than 1%. more information: https://www.alibaba.com/product-de , tail/50KW-60KW-80KW-Hybrid-Off- Grid_1600548135 , 259.html?spm=a2700.shop_index.84.16.7b4d7ffbwjFiJK , 6. The DC input voltage range can be set. over-voltage point, under-voltage point, over-voltage recovery point, under-voltage recovery point and under voltage recovery time all can be set via the LCD panel. Convenient for increasing or reducing the quantity of batteries and solar panel in the future. 7. Wide input voltage can be selected from 100-400v or 300-850v. This wide voltage inputoff grid inverter can work without battery and solar charge controller, which save battery cost and same like with MPPT function can maximum make full use of solar power. 8.Pure sine wave output. with good transient response less than 50MS, little harmonic distortion, higher conversion efficiency and stable output voltage. 9. Low frequency transformer, which ensure the AC busbar and DC busbar are completely isolated, inverter with higher efficiency >94% and very little no-load loss. 10.Powerful data display and fault instruction function. LCD can display the DC input voltage, output frequency, phase voltage, phase current, AC bypass input voltage, output power KWH, time and date, temperature, fault code display. 11. AC bypass input function optional: Battery Power Priority or AC Bypass Priority work mode can be set. 12. RS485 remote monitoring function optional 13. Solar charge controller and AC to DC battery charger built in optional for customer 14. Can be customized to customer’s specification. [Optional] • RS485 remote monitoring • AC Bypass input • Built in solar charge controller and AC to DC battery charger

Minimum Order: 1 bags

Performance characteristics: 1. Small size and light weight, Maintenance-free; 2. Environmental protection and pollution-free materials, no heavy; 3. Accurately estimate the state of charge of the battery pack, that is, the remaining power of the battery, to ensure that the power of the battery pack is maintained within a reasonable range; 4. Built-in BMS management system with comprehensive protection and monitoring control functions; 5. 5" LCD screen display, easy to operate, can check the temperature, voltage, working status, discharge current, dynamic and static SOC algorithm of a single cell, local display of alarm info, alarm level distinction, accurate positioning of abnormal cells; 6. Main control MCU can be centrally controlled and manage peripheral settings (AC charging module, inverter module, solar charging module) to adjust the charging current and voltage of peripheral devices according to the battery charging curve, making the system more reliable; 7. BMS battery management system, with SOC automatic calibration and high current passive balance function, combined with perfect operation control and management strategy, to achieve accurate and efficient management; MORE INFORMATION:https://www.alibaba.com/product-detail , /Lifepo4-cells-3- 2v- battery-Lithium_160067 , 1054 , 824.html? spm=a2700.shop_index.82.15.72d67ffbRn , iTZh , 8. EMS energy management system, BMS with solar controller/AC charger, inverter centrally manages charge and discharge, effectively controls the charge and discharge current within the cell usage conditions, protects the cell and extend its service life;

Minimum Order: 1 bags