STEP focus on the R&D of elevator control systems,our products such as control cabinet which is widely used in elevators and escalators,in addition,our serial integrated controller,lift inverter,car call board,elevator command board,pre-opening and re-levelling board are also welcomed by domestic and overseas customers. Features of AS320 Inverter: Use 32-bit motor dedicated digital signal processor DSP, complex programmable logic device CPLD and intelligent power module IPM. Innovative no-load sensor starting compensation technology, giving an excellent starting comfort without the need for a weighing device. Use incremental ABZ encoder for synchronous motor control, and use no-load sensor starting compensation technology to achieve excellent starting comfort. The new model is used for hardware and the resistance to junction temperature can reach 175℃making the switching loss lower and the service life longer. Dual 32-bit embedded micro-controller p…