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Engine : Electricity - 1130/1386
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As shown in figure "6" of the illustration, what does the symbol represent as used in electrical drawings? EL-0026
A) limit switch with one set of normally open contacts
B) normally closed contact held open mechanically by an interlock
C) maintaining type push button with an electrical interlock
D) maintaining type push button with a mechanical interlock
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Illustration EL-0026

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