Inverter control motor positive and negative (Figure)

Forward rotation, press the button SBl, the relay Kl is energized and self-locking, the normally open contact closed, FR-COM connection, the motor forward run; stop, press the button SB3, K1 loss of power release, the motor stops .

Reverse, press the button SB2, relay l (2 was energized and self-locking, the normally open contact is closed, RR-COM connection, the motor reversing operation; stop, press the button SB3, l Release, the motor stops.

When the accident or the normal shutdown, the reset terminal RST 'COM off, an alarm signal. Press the reset button SB4, RST-COM connection, the alarm is released.

Hz frequency chart for the figure, RPl for 2w, 1kfl wirewound frequency given potentiometer, RP2 is 12W, 10k1) correction resistor to form the frequency adjustment loop.


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