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VVVF means Variable Voltage and Variable Frequency. These drives made a revolution in the elevator industry in terms of power saving and performance. Entry of this drive simply wiped off Single speed lifts and gave new feeling to the users with smoother operation. Using VVVF drive becomes a brand mark to many companies. Also VVVF intrudes into many other areas including low power applications. One of the live examples is automatic door for elevators. Few years back, using a DC motor was the only option to automatically open and close the door. But DC motor is less reliable and needs regular maintenance. With VVVF that became easy to get smoother and finer door movements which gives great impression to the customers. Recent days, statistic says that the invasion of automatic door is in bigger percentage in the Indian market and even small group apartments are prefer to go for automatic doors.
But it so unfortunate that the reliability of door drives is still being a question mark for the Indian market. One way it’s tough to meet the Indian market due to the kind of voltage fluctuation, dust, moisture and rough usage of elevators. Till now Indian manufacturers depending only on imported drives and door sets and suffering a lot for service and support.
To lessen your worries, now we present you the world class Door Drive that are designed for Indian elevators by Indians! It is rugged and reliable. It is simple but Strong.
Simple words to say, it’s a drive to drive your entrance!
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