Motor soft starter VersiStart II

ACtwo-phasecompact

Features •two-phase controlled soft starter •controlled by microcontroller •optimized soft start •current and torque reduction during acceleration •easy mounting, for snap-mounting on 35mm standard rail •integrated bypass relay •parameterization by means of three potentiometers •no additional control voltage required •no mains neutral conductor (N) required •economically priced substitute for star-delta starters •compact design, 45mm •degree of protection IP20 Functions •soft acceleration and deceleration •potential-free control input for soft acceleration •and deceleration •3 separately adjustable parameters •accel. time, start voltage, decel. time •boost-start selectable •potential-free relay output for operating state •unit bypassed — and failure (optional) Options: (upon request) •special voltages 230V and 480V •wide voltage range 200-480V with external •control supply voltage US 24VDC (B) •signalling contact (I) •bypass and failure •motor-PTC (I) •current control (200…500% xIN) (I) •heat sink temperature monitoring (I) •√3 — connection (cost saving via smaller rating) •signalling contact (M) •(beginning of acceleration until end of deceleration) Preferred application areas •electric pumps •vacuum pumps •ventilators and fans •travelling cranes •extraction systems •stirrers •centrifuges •saws •conveyors •woodworking machines •grinding machines •others