STO Mid Performance Soft Starter is a cost effective solution to drive three phase squirrel cage induction motors and is available in 3x FLC*, 3.5x FLC, 4x FLC and 4.5x FLC formats and 7 sizes from 48A to 200A. With rotary adjustments on the front, you can change function values such as Initial Voltage, Start Ramp Time and Stop Ramp Time, with ease. This Soft Starter also comes with an internal electronic overload relay and a configurable Kick Start (100, 200 or 300 msec). *FLC = full load current.
Soft Starters of this family are designed to control three phase ac motor from 48A to 200A nominal with internal bypass contactor.

Technical Specification

STO family rotary adjustaments on front unit:
– Initial start voltage
– Start ramp time
– Stop ramp time
Kickstart 100, 200 or 300 msec can be configured by DIP switch
Internal electronic overload relay
Hole mounting from 42 to 200A fixing
Modbus RTU standard
USB device standard
Modbus TCP option
Profibus DP option
Profinet option
Devicenet option

Parameter Name	Parameter Value
Type	motor
Electrical characteristics	three-phase
Other characteristics	control
Current (A)	48 - 200