3) DZR ... B, pole-changeable
Pole-changeable, 2 speeds, with Dahlander circuit, with motor protection switch
![](../Images/png/296638603__Web.png)
MV: Motor protection switch
P1: Pole-changing switch
WP1: Reversing/pole-changing switch
Pole-changeable, 2 speeds, with Dahlander circuit, with motor protection switch
MV: Motor protection switch
P1: Pole-changing switch
WP1: Reversing/pole-changing switch