3 phase controlled soft starter
VersiStart III
[9 - 45A]

Features

• three-phase controlled soft starter
• controlled by microcontroller
• optimized soft start and current control
• connection in the motor delta winding (cost saving via smaller rating)
• current and torque reduction during acceleration
• easy mounting, for snap-mounting on 35 mm standard rail
• integrated bypass relay
• parameterization by means of potentiometers
• no mains neutral conductor (N) required
• economically priced substitute for star-delta starters
• spring-loaded terminals
• heat sink temperatur monitoring
• compact design, 45mm up to 25A and 52,5mm at 45A
• degree of protection IP20
• motor protection
• thermal device protection

Functions

• soft acceleration and deceleration
• potential-free control input for
• soft acceleration and deceleration
• separately adjustable parameters
• accel. time, start voltage, decel. time, current limiting,
• rated device current and tripping class
• boost-start selectable
• potential-free relay output for operating state
• transistor output — unit bypassed

Options (upon request)

• special voltages 230V and 480V
• wide voltage range 200-480V with external
• control supply voltage U_S 230VAC (B)

Preferred application areas

• electric pumps
• vacuum pumps
• ventilators and fans
• extraction systems
• stirrers
• centrifuges
• saws
• conveyors
• woodworking machines
• grinding machines
• drives with high load
• others