Three-start circuit current relay

Posted on Mar 28, 2007

Circuit shown in Figure 3-161. Figure, the first stage starting current detection by the current relay KIi Ri in series with the second stage starting current relay KI2 detecte

Three-start circuit current relay
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d by the current series with R2, current relay Kla third stage starting from the current series with R3 detection. They have the same pull current, but have different release current, which KI1 maximum, K2 followed, Kl [3 minimum.

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