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Level 15

Electrical symbols (16 - 28)

13 words 0 ignored

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Limit switch NO shown activated
Roller switch NO
Roller switch NC
Roller change-over switch
relay coil
relay coil 10 second switch-off delay
relay coil 20 second switch-on delay
Valve solenoid coil
DC motor
24 volt DC current supply terminal
Zero volt DC current terminal