Question

What will happen in Figure 21–6 if limit switches are installed and the jumpers from terminals 6 and 7 to the coils are not removed?

Herman, Stephen L.. Electric Motor Control (p. 201). Cengage Learning. Kindle Edition.

L1
L2
L3
OL
OL
Motor
OL
R,
Control
Transformer
Forward
Reverse
Stop
OL
R
R
FIG. 21-6 Elementary diagram of the reversing starter shown in Figure 21-1.The mechanical, push-button, and
auxiliary contact interlocks are indicated.
Copyright © Cengage Learning®.
expand button
Transcribed Image Text:L1 L2 L3 OL OL Motor OL R, Control Transformer Forward Reverse Stop OL R R FIG. 21-6 Elementary diagram of the reversing starter shown in Figure 21-1.The mechanical, push-button, and auxiliary contact interlocks are indicated. Copyright © Cengage Learning®.
L1 L2 L3
OL
OL
Motor
OL
R,
R,
Control
Transformer
Forward
Reverse
Stop
OL
НЕ
R
FIG. 21-6 Elementary diagram of the reversing starter shown in Figure 21-1.The mechanical, push-button, and
auxiliary contact interlocks are indicated.
Copyright © Cengage Learning.
expand button
Transcribed Image Text:L1 L2 L3 OL OL Motor OL R, R, Control Transformer Forward Reverse Stop OL НЕ R FIG. 21-6 Elementary diagram of the reversing starter shown in Figure 21-1.The mechanical, push-button, and auxiliary contact interlocks are indicated. Copyright © Cengage Learning.
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