Softstarter induction motors with wound rotor

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Softstarter induction motors with wound rotor

The softstarter is a static converter electric current rotor induction motor

 

Intended to control the start-up mode and stop mode three-phase asynchronous motors with slip-ring motors

 

Implements the mode of quasi-frequency control soft start.

 

Can be used in installations with heavy start modes: conveyors, mills, winders.

 

Technical specification

Parameter Dimension Value
Mains voltage stator

kV

0,22, 0,38; 0,4; 0,415; 0,6; 0,66; 0,69; 6; 6,3; 6,6; 10; 11
Supply voltage frequency Hz
50±1, 60±1
The voltage at the motor rotor V
230, 315, 380, 600, 750
Rated rectified current rotor
A
50, 100, 160, 200, 315, 500, 800, 1000
Control range rotor current
%
80…160
Range acceleration time sec
1…60
Maximum permissible switching frequency per hour

5
К.П.Д, не менее
%
95