Level 14 Level 16
Level 15

Electrical symbols (16 - 28)


13 words 0 ignored

Ready to learn       Ready to review

Ignore words

Check the boxes below to ignore/unignore words, then click save at the bottom. Ignored words will never appear in any learning session.

All None

Ignore?
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
lamp
buzzer
DC motor
24 volt DC current supply terminal
Zero volt DC current terminal