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2△-Y-△ connection three-speed motor contactor control circuit

Source: InternetPublisher:睡不醒的小壮 Keywords: Control circuit motor contactor control AC contactor Updated: 2020/11/21

117.2△-Y-△ connection three-speed<strong>motor</strong>contactor<strong>control circuit</strong>.gif

The motor contactor circuit is shown in Figure 3-117 and Figure 3-118. In Figure 3-117, if KMi and KMa use ordinary AC contactors (only
three main contacts), they can each use two contactors in parallel.

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