VS-626MTIII AC Spindle Drive Manual

This document describes the Varispeed-626MTIII (VS-626MTIII) series of AC adjustable speed spindle drives for NC machine tools, featuring a compact, high-speed AC spindle motor paired with a digital vector-controlled transistor inverter. It covers power ratings from 3.7 to 30 kW (30-minute operation) and 2.2 to 22 kW (continuous operation), highlighting capabilities such as 8000 rpm max speed, constant power range, winding selection, and enhanced performance for machining centers, lathes, and milling machines.