Normally Closed Temperature Switch Symbol. 2 way switch spdt spdt single pole double throw. Switch with delayed opening.
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Switch delay when opening and closing. 2 way switch spdt spdt single pole double throw. There may be multiple ratings for ac and dc.
Closed switch spst single pole single throw.
Electrical wiring diagram symbols commonly found in hvac wiring diagrams learn with flashcards games and more for free. There may be multiple ratings for ac and dc. Switch with delayed opening. Double switch bipolar one closes before the other.
