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  • Ventilation motor temperature control circuit

    2016-09-04 08:47:2463

    Related components PDF download:BC261BC107BThis circuit can be used to control the electrical insulation heating device. The sensor uses the 100kΩ the...

  • Motor protector circuit diagram 7

    2016-09-04 08:46:4665

    When the three-phase power supply is normal, the public contact 0 of detection capacitor C1 ≈ C3 has no current flowing, the two ends of C4 have no v...

  • substitutive motor centrifugal switch circuit(2)

    2016-09-04 08:37:0360

    The principle of circuit The substitutive motor centrifugal switch circuit is formed by the capacitors C1,C2,resistor R,the relay K, the diodes VD1,VD2...

  • Stepper motor driver circuit design using NJM3771

    2016-09-04 08:30:3066

    Motor drivers Using the NJM3771 stepper motor driver integrated circuit designed by New Japan Radio Co. Ltd. can be designed a very simple stepper moto...

  • Shaded-Pole AC Induction Motor (SN74LS85D)

    2016-09-04 08:30:1464

    This article describes the Shaded-Pole AC Induction Motor (SN74LS85D). The principle is very simple, very practical. The circuit components can help yo...

  • Motor winding heating and drying circuit with welding transf

    2016-09-04 08:27:4561

    For three - phase motor, the heating single phase power supply should be controlled about 110V, it can use a welding transformer to reduce the power su...

  • CASSETTE_MOTOR_SPEED_CALIBRATOR

    2016-09-04 08:22:3961

    This frequency/voltage converter enables calibrations of cassette-deck speed. It records a steady 1-kHz tone on the cassette deck, and monitors the fre...

  • BIPOLAR_STEPPER_MOTOR_DRIVE_CIRCUIT

    2016-09-04 08:12:4064

    A 4017 decade counter/divider driven from a low-frequency oscillator (U1-a and U1-b) is used to drive transistor switches to sequence the windings, as ...

  • CONSTANT_CURRENT_MOTOR_DRIVE_CIRCUIT

    2016-09-04 07:57:5061

    This minimum device circuit can be used to drive dc motors where there is some like lihood of stalling or lock up; if the motor locks, the current driv...

  • The motorcycle anti-theft alarm (5)

    2016-09-04 07:45:4961

    The principle of the circuitThe motorcycle anti-theft alarm circuit is composed of the trigger circuit, the low frequency oscillation circuit, the swit...

  • Universal DC Mode Motor Drive CIRCUIT (ST6210)

    2016-09-04 07:45:3365

    This article describes the Universal DC Mode Motor Drive CIRCUIT (ST6210). The principle is very simple, very practical. The circuit components can hel...

  • Motorcycle Alarm No.7

    2016-09-04 07:15:4169

    This is a simple motorcycle alarm - with a time limit on the siren. While the thief continues to move the bike - and the normally-open trigger switch c...

  • Motor protector 18

    2016-09-04 07:13:5363

    This motor protector circuit is composed of power supply circuit, phase sequence detection circuit, monostable circuit and control implement circuit, i...

  • The motor overheating language newspaper called circuit

    2016-09-04 07:09:2761

    It is composed of temperature sensor, electronic switch circuit and language utterance circuit. When motor fails to run in the hot season or at room te...

  • FULL_WAVE_SPEED_CONTROL_FOR_MOTORS

    2016-09-04 06:50:1366

    A bridge rectifier provides pulsating dc to a universal motor, and the SCR is used as a phase-con-trolled switch. This circuit allows smoother operatio...

  • Santana 2000(fuel injection motor)car fuel injection control

    2016-09-04 06:41:0562

    24-fuel injection control unit; 25-air flow sensor; 27-throttle position sensor...

  • Motor Phase Failure Protector (5)

    2016-09-04 06:40:1763

    When S2 is pushed, the voltage between L2 and L3 will be put on KM through S1,S2,K,KR. KM will be connected. M begins to work. The other circuit will p...

  • Three-phase motor braking circuit 1

    2016-09-04 06:31:3561

    The circuit shown as chart is a simpledynamic braking circuit with addingan AC contactor KMB and rectifier diode VDon the basic ofthe original magnetic...

  • Motorcycle anti-thief alarm circuit (8)

    2016-09-04 06:29:3562

    The principle of the circuitThe motorcycle anti-thief alarm circuit is composed of the anti-theft detection circuit, the control circuit, the sound gen...

  • Motor protector circuit diagram 9

    2016-09-04 06:19:0861

    The motor protection circuit is composed of the start control circuit, phase detection circuit and protection implementation circuit, the circuit is sh...

  • The automatical overcurrent protection circuit of 555 motor

    2016-09-04 06:13:3761

    As shown in the figure 10-10, the overcurrent protection circuit is made as the core of 555 which is connected into R-S trigger pattern. In the figure,...

  • BA628N-the dual-control integrated circuit of motor drive

    2016-09-04 05:44:0066

    BA628 is a-dual control integrated circuit of motor drive produced by Toyo Corp., which is widely used in CD and VCD players as motor drives.1.the inte...

  • Motor underloading energy saver circuit diagram 2

    2016-09-04 05:41:5961

    The motor underloading energy saver circuit is composed of the power supply circuit, power transformer T, voltage adjustment tube V3, voltage regulator...

  • Electromotor indicator light circuit controlled by five swit

    2016-09-04 05:37:1961

    From the point of view of electrical safety, the necessary contact is indispensable when we are installating and debugging, repairing or processing. As...

  • Variable_speed_control_for_induction_motors_1

    2016-09-04 04:58:4466

    Variable speed control for induction motors (courtesy Motorola Semiconductor Products Inc.)....

  • Three-speed regulating circuit with single-phase motor conne

    2016-09-04 04:28:5261

    Some single-speed motors can use the methods shown in the figure to increase the capacitors C1, and C2. Then the motor is changed to a three-speed moto...

  • Motor protector 9

    2016-09-04 04:17:2762

    This motor protector circuit is composed of starting control circuit, phase failure detection circuit and protection implement circuit, it is shown in ...

  • Three-phase motor button interlocking for switching circuit

    2016-09-04 04:08:1661

    The three-phase motor button interlocking for switching circuit is shown in the figure. This circuit uses a composite button (this is that a button has...

  • Motor control circuit composed of NE555

    2016-09-04 04:00:1664

    Oscillation frequencyis decidedby the capacitor Cl, resistor Rl and so on, according to the chart component parameters, the oscillation frequency is 20...

  • Automatic series reactance starting three-phase motor 1

    2016-09-04 04:00:0361

    As shown in the diagram, thecircuituses time relay KTto realizeautomatic shorting reactor without pressing operation buttonby handsin the switching pro...

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