INVT technology-leading rail vehicle traction system with completely independent intellectual property rights has many features, such as vector control, harmonic suppression, low noise, lightweight and so on. And it has formed a standardized, serialized product platform and core key components R & D capabilities. Products include various power supply systems, and air-cooling, water-cooling, heat pipe cooling and other cooling forms; it can also cover the tramcars, subways and intercity trains.
Engineering vehicle traction system is special for subway and engineering vehicle application, electrical traction system adopts AC drive system composed of VVVF traction inverter - asynchronous traction motor. According to different pre-high-voltage input circuit, it can be configured as vehicle control or shelves control mode to meet the power supply requirements of DC750V and DC1500 catenary or collector shoe. It’s equipped with energy management system, which can support the power supply of
Mineral vehicles traction system is special for the electric wheel dump truck application. it provides electric drive integrated solutions and is equipped with the main generator, traction motor, brake resistance, wheel-side reducer, vehicle management system and other core components. Vehicle types cover 100 tons to 400 tons, and the intermediate voltage level is DC750V (below 150 tons) or DC1500V.
Train air conditioning controller is the four in one inverter, and it can drive two compressors, condensing fan, evaporative fan. The product adopts the speed sensorless vector control technology, which is fully synchronized with the current international leading technology, to realize the integration of synchronous motor drive and asynchronous motor drive, and the integration of torque control and speed control, meeting the high performance requirements of customers application.