VTdrive R&D team and management was core leader of Frequency inverter development in China.
The most experienced VTdrive R&D team was developed over 2 million pieces ac drives in 15 years.
The R&D spending over 32 million USD.
2006 up to now the R&D team finished the third generation VFDs (high performance vector and torque control) in VTdrive.VTdrive has proprietary intellectual property rights of all our software and hardware design.
We not only production general purchase drives but also can customized for special purpose.VTdrive cooperated with same high-end materials suppliers and outsourcing factories with best frequency inverter manufacturer in CHINA.
VTdrive strictly according with the ISO 9001 quality management system of production to ensure quality of product. VTdrive products meet up with IEC standard and passed CE approve.
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SANDI SDP series Pure Sine Wave Inverter is the one of the most advanced technology DC to AC conversion products in the world, it's suitable use for areas without electricity, providing a complete power solution for strict demand applications. With SVPWM technology it has high conversion efficiency, high instantaneous power and low losses power output pure sine wave, applying to capacitive, inductive and nonlinear mixed-load, with superior load capacity, perfect protection function: overload, short circuit, low/over battery voltage, improper operation etc, which won't cause mechanical failures. This Inverter is very suitable for solar power systems, wind power generation systems, wind and solar hybrid generation systems. The inverter can supply AC power to all kinds of electric equipment, air conditioners, electric motors, refrigerators, fluorescent lights, televisions, electric fans and other industrial power supply. Technical Features: 1, The core components are all imported, adopting the sixth generation IPM module from Mitsubishi, which has stable performance, long service life, strong protection functions and convenient replacement and maintenance. 2, Adopt the central processor DSP28335 chip from American TI Company, respond quickly and accurately, and provide stable and clean power for the load to provide protection. 3, The whole machine adopts modular design and plug-in design, which is convenient for maintenance. 4, Two kinds of start mode: Reduction Voltage Start and Variable Frequency Start. Customers can set start mode according to the type of their load. 5, The output voltage can be set between -40% to +20% of rated voltage. 6, The DC input voltage range can be set. Over-voltage point, under-voltage point, over-voltage recovery point, under-voltage recovery point all can be setting via the LCD panel. 7, Output AC Power is suitable for all types of electrical equipment, CNC machines, electric tools, motors, pump and air conditioner etc. It has higher efficiency and higher capability of driving load. 8, Humanized safety design, using isolation transformer design, input and output are completely electrically isolated, input and output are equipped with circuit breakers, which saving costs for the user and easy to installation. 9, Wide input voltage can be set according to customerâ??s requirement. Input voltage range can be selected from 100-300V, 300-500V or 500-850V, suitable for solar system without backup batteries, it can save many cost and maximization use the solar energy. 10, Using SVPWM space vector algorithms, high conversion efficiency, high instantaneous power and low losses conversion efficiency up to 94%. 11, Powerful data display function. LCD + LED display, can display input and output voltage, current, KWH, fault display, convenient for customers to quickly find faults and guide maintenance. 12, European CE (EMC, LVD, UL1741) and ISO9001 certificates.
SANDI SDP series Pure Sine Wave Inverter is the one of the most advanced technology DC to AC conversion products in the world, it's suitable use for areas without electricity, providing a complete power solution for strict demand applications. With SVPWM technology it has high conversion efficiency, high instantaneous power and low losses power output pure sine wave, applying to capacitive, inductive and nonlinear mixed-load, with superior load capacity, perfect protection function: overload, short circuit, low/over battery voltage, improper operation etc, which wonâ??t cause mechanical failures. This Inverter is very suitable for solar power systems, wind power generation systems, wind and solar hybrid generation systems. The inverter can supply AC power to all kinds of electric equipment, air conditioners, electric motors, refrigerators, fluorescent lights, televisions, electric fans and other industrial power supply. Technical Features: 1, The core components are all imported, adopting the sixth generation IPM module from Mitsubishi, which has stable performance, long service life, strong protection functions and convenient replacement and maintenance. 2, Adopt the central processor DSP28335 chip from American TI Company, respond quickly and accurately, and provide stable and clean power for the load to provide protection. 3, The whole machine adopts modular design and plug-in design, which is convenient for maintenance and reduces the hidden cost of machine failure to repair. 4, According to the product configuration conditions, adjustment the system usage mode: DC(Battery/Solar) priority or AC mains bypass priority can be set. 5, Two kinds of start mode: Reduction Voltage Start and Variable Frequency Start. Customers can set start mode according to the type of their load. 6, The output voltage can be set between -40 % to +20 % of rated voltage. And the output voltage is very accuracy �±1%. 7, The DC input voltage range can be set. Over-voltage point, under-voltage point, over-voltage recovery point, under-voltage recovery point all can be setting via the LCD panel. 8, Output AC Power is suitable for all types of electrical equipment, CNC machines, electric tools, motors, pump and air conditioner etc. It has higher efficiency and higher capability of driving load. 9, Humanized safety design, using isolation transformer design, input and output are completely electrically isolated, input and output are equipped with circuit breakers, which saving costs for the user and easy to installation, the electric parts are completely closed to prevent electric shock. 10, Powerful data display function. LCD + LED display, can display input and output voltage, current, KWH, fault display, convenient for customers to quickly find faults and guide maintenance. 11, European CE (EMC, LVD, UL1741) and ISO9001 certificates.
SANDI SDP series Pure Sine Wave Inverter is the one of the most advanced technology DC to AC conversion products in the world, it's suitable use for areas without electricity, providing a complete power solution for strict demand applications. With SVPWM technology it has high conversion efficiency, high instantaneous power and low losses power output pure sine wave, applying to capacitive, inductive and nonlinear mixed-load, with superior load capacity, perfect protection function: overload, short circuit, low/over battery voltage, improper operation etc. This Inverter is very suitable for solar power systems, wind power generation systems, wind and solar hybrid generation systems. The inverter can supply AC power to all kinds of electric equipment, air conditioners, electric motors, refrigerators, fluorescent lights, televisions, electric fans and other industrial power supply. Technical Features: 1, The core components are all imported, adopting the sixth generation IPM module from Mitsubishi, which has stable performance, long service life, strong protection functions and convenient replacement and maintenance. 2, Adopt the central processor DSP28335 chip from American TI Company, respond quickly and accurately, and provide stable and clean power for the load to provide protection. 3, The whole machine adopts modular design and plug-in design, which is convenient for maintenance. 4, Two kinds of start mode: Reduction Voltage Start and Variable Frequency Start. Customers can set start mode according to the type of their load. This function is very convenient for users and also reduce frequency converterâ??s usage, which reduced the cost of equipment investment, easy to connect wires and control. 5, The output voltage can be set between -40 % to +20 % of rated voltage. And the output voltage is very accuracy ±1%. 6, The DC input voltage range can be set. Over-voltage point, under-voltage point, over-voltage recovery point, under-voltage recovery point all can be setting via the LCD panel. 7, Output AC Power is suitable for all types of electrical equipment, CNC machines, electric tools, motors, pump and air conditioner etc. It has higher efficiency and higher capability of driving load. 8, Humanized safety design, using isolation transformer design, input and output are completely electrically isolated, input and output are equipped with circuit breakers, which saving costs for the user and easy to installation, the electric parts are completely closed to prevent electric shock. 9, Wide input voltage can be set according to customerâ??s requirement. Input voltage range can be selected from 100-300V, 200-500V or 500-850V, suitable for solar/wind system without backup batteries, it can save many cost and maximization use the solar/wind energy. 10, Powerful data display function. LCD + LED display, can display input and output voltage, current, KWH, fault display, convenient for customers to quickly find faults and guide maintenance.
Rated power : 5KW Pure sine wave solar inverter Output power factor 1 Built-in 80A MPPT solar charger Built-in anti-dust kit for harsh environment Support parallel operation up to 3 units (available for 3KW-5.5KW 48V) WIFI remote monitoring (optional) Compatible to generator
IP65 explosion-proof and waterproof Zone 2 inverter is the most advanced DC to AC inverter, built in low frequency isolation transformer, IP65 industrial explosion proof rating enclosure, widely used in coal mines, wineries, chemical plants. Application: 1. Zone 1& 2 Hazardous locations, such as: underground coal mines, wineries, chemical plants, etc. 2. Environment with IIA, A A IIB, IIC types of explosive gas, such as: Flour mills, Aluminum powder plant, Metal mine factory, Graphite factory.etc. 3. Indoor (IP54) or outdoor(IP65) 4. Low noise/ Silent working mode 5. Explosion proof/ Spark-proof/ Waterproof/ Anti-dust/ Shock-proof. Features: 1. Durable: 4.0 thick steel plate seamless welding, surface spray, beautiful appearance. 2. Explosion proof rating: Explosion-proof standard is EXdIIBT4. 3. More reliable: Built-in low frequency isolation transformer, strong ability of anti-interference. 4. Widespread application: DC to AC, Single phase to Three phase, High voltage to Low voltage or Low voltage to High voltage. 5. Pure sine wave output, quick instant response speed 6. Excellent performance of taking load, it can take a variety of loads, such as: halide lamps, motors, welding machines, precision machine tools, fluorescent lamps, energy-saving lamps, etc. 7. Powerful protection functions: With over-current, over load, under voltage, over voltage, short circuit, over heating and other protection. 8. High protection class: With good performance of anti-dust, waterproof,shockproof. 9. 100% full power output: Can be 7* 24 hours continuously working 10. Accept customized: Can be customized according to customers' requirements. 11. Adopted the sixth generation IPM intelligent power module from Mitsubishi,high efficiency and stable performance, intelligentized, modular, simple structure design, very easy and low cost for future's maintenance. 12. Advanced functions: 1) Setting flexible: The DC input voltage range, output voltage, output frequency all can be set. 2) Two kinds of work mode: Can add AC bypass input(Optional), Battery priority, AC bypass as back up or AC bypass priority, battery as back up. 3) Two kinds of start mode: Variable frequency start and Step down voltage start. with stronger capacity to drive inductive load. 4) RS485 remote monitoring(Optional) 5) Big LCD color screen display, modular structure very easy for future's maintenance 6) High efficiency > 94% and low loss, design service life > 15 years.
General purpose inverter: KE200,KE300, KE600 series; Power rating: 0.4KW to 1200KW Voltage: 220V to 660V Control mode: V/F control, open-loop vector control & close-loop vector control Different power rating with different packing.
40Kw Off Grid Inverter With CSA/UL Approved Our SDP series Off Grid Pure sine wave inverter is one of the most advanced DC to AC conversion products in the world, it is suitable use for areas without electricity, vehicles, ships, solar energy, wind turbine and other renewable energy systems and etc, can supply power and provide guarantee effectively for the areas with traffic inconveniences, in the mountains, pastoral, border, island and other areas without electricity. It has the main advantages of high quality sine wave AC output, microcomputer control, humanness design, and it is high efficiency and low no-load loss, and no pollution. The inverter can also supply AC power to all kinds of electric equipment, air conditioners, motors, refrigerators, lights, TV, electric fans and other industrial power supply. 1. 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. Itâ??s service life can up to 15 years or more. 2. Intelligentized, modularized, simple structure design with powerful function. 3. Two kinds of start mode: Step-down Voltage Start and Variable Frequency Start. Customers can set start mode according to the type of their load. This function is very convenient for users and also reduce frequency converterâ??s usage, which reduced the cost of equipment investment, easy to connect wires and control. 4. The output frequency can be setting via LCD panel, itâ??s very convenient for customer. 5. The output voltage can be set between -40 % to +20 % of rated voltage. And the output voltage is very accuracy �±1%. 6. The DC input voltage range can be set. Over-voltage point, under-voltage point, over-voltage recovery point, under-voltage recovery point all can be setting via the LCD panel. 7. Pure sine wave output. With good dynamic response less than 50MS, waveform distortion rate smaller, higher conversion efficiency and stable output voltage. 8. Low Frequency Transformer, which ensures that inverter has high efficiency. 9. High conversion efficiency, Max. Efficiency 94%,if 48VDC input, the efficiency can more than 85%. 10. Adopts black pure aluminum radiator, which confirms the best radiating performance. 11. 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. 12. Wide input voltage can be set according to customer's requirement. Input voltage range can be selected from 150-400V or 300-600V or 400-800V. 13. Wide input voltage can work without battery and solar charge controller, save more cost and With MPPT wide voltage input function, maximum use of solar power.
SANDI SDP series Pure Sine Wave Inverter is the one of the most advanced technology DC to AC conversion products in the world, it's suitable use for areas without electricity, providing a complete power solution for strict demand applications. With SVPWM technology it has high conversion efficiency, high instantaneous power and low losses power output pure sine wave, applying to capacitive, inductive and nonlinear mixed-load, with superior load capacity, perfect protection function: overload, short circuit, low/over battery voltage, improper operation etc, which won't cause mechanical failures. This Inverter is very suitable for solar power systems, solar hybrid generation systems. The inverter can supply AC power to all kinds of electric equipment, air conditioners, electric motors, refrigerators, fluorescent lights, TV, electric fans and other industrial power supply. Technical Features: 1, The core components are all imported, adopting the sixth generation IPM module from Mitsubishi, which has stable performance, long service life, strong protection functions and convenient replacement and maintenance. 2, Adopt the central processor DSP28335 chip from American TI Company, respond quickly and accurately, and provide stable and clean power for the load to provide protection. 3, The whole machine adopts modular design and plug-in design, which is convenient for maintenance. 4, According to the product configuration conditions, adjustment the system usage mode: DC(Battery/Solar) priority or AC mains bypass priority. 5, Two kinds of start mode: Reduction Voltage Start and Variable Frequency Start. Customers can set start mode according to the type of their load. 6, The output voltage can be set between -40 % to +20 % of rated voltage. And the output voltage is very accuracy �?�±1%. 7, The DC input voltage range can be set. Over-voltage point, under-voltage point, over-voltage recovery point, under-voltage recovery point all can be setting via the LCD panel. 8, Output AC Power is suitable for all types of electrical equipment, CNC machines, electric tools, motors, pump and air conditioner etc. It has higher efficiency and higher capability of driving load. 9, Humanized safety design, using isolation transformer design, input and output are completely electrically isolated, input and output are equipped with circuit breakers, which saving costs for the user and easy to installation. 10, Wide input voltage can be set according to customer's requirement. Input voltage range can be selected from 100-300V, 200-500V or 500-850V, suitable for solar system without backup batteries, it can save many cost and maximization use the solar energy. 11, Powerful data display function. LCD + LED display, can display input and output voltage, current, KWH, fault display, convenient for customers to quickly find faults and guide maintenance.
