2Y-2Y-2Y-connected three-speed motor contactor control circuit

Posted on Mar 28, 2007

Circuit shown in Figure 3-115. It uses contactors and double buttons, so when converting speed without press stop press ugly, can be directly converted. SBi, SBz button and SB3

2Y-2Y-2Y-connected three-speed motor contactor control circuit
Click here to download the full size of the above Circuit.

are high, medium and low speed operation button.

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