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  • Motor Phase Failure Protector (2)

    2016-09-02 11:23:1163

    When S2 is pushed, K is connected. When S2 is released, M keeps working.When phase L1,L2 fail, TA will generate signal voltage and makes V1 connected. ...

  • Motor vehicle steering flasher 10

    2016-09-02 11:19:1161

    The working principleThe motor vehicle steering flasher is composed of capacitor C, the relay K, diode VD and resistors R, it is shown in Figure 7-19.W...

  • HALF_WAVE_DRIVE_FOR_D_C_MOTOR

    2016-09-02 10:59:2460

    Uses controlled recliners to control armature of d-c shunt motor or d-c torquer, for applications requiring push-pull output for reversible drive. Satu...

  • Motor protector 12

    2016-09-02 10:54:2661

    This motor protector circuit is composed of power supply circuit, voltage detection control circuit, it is shown in the figure 8-48. The power supply c...

  • motor headlight auto-changing controller(II)

    2016-09-02 10:43:3661

    Principle of the circuit The motor headlight auto-changing controller circuit is formed by the optical detection circuit,control implementation circuit...

  • AC Mode Universal Motor Drive

    2016-09-02 10:42:3462

    This is AC mode universal motor drive circuit. This circuit is suitable for large range of application. It uses the microcontroller to interpret the us...

  • SERIES_MOTOR_SPEED_CONTROL

    2016-09-02 10:38:0860

    Adjustable-speed solid-state motor drive replaces governor in Kleinschmidt RTTY page printer, to give knob-controlled speed range of 60 to 100 WPM.Notc...

  • MOTOR_TRANSIENT_ANTICIPATOR

    2016-09-02 10:32:3960

    Disconnects battery supply of sensitive counters for preset interval during switching period of nearby air conditioner, to avoid extraneous counts by s...

  • Motor phase broken phase protector circuit

    2016-09-02 10:22:4461

    Working principle:The A, B, C are connected with the A, B, C phases of the AC380V power line network, the phase-shift circuit is composed of the R1, R4...

  • DC shunt motor commutation circuit

    2016-09-02 10:21:1760

    DC shunt motor's excitation coil and armature are connected in parallel, and it is shown in figure (a). If both the positive and negative poles are swi...

  • RADIO_CONTROL_FOR_MOTOR

    2016-09-02 10:19:2462

    Proportional control system produces control pulses every 20 ms, with length of each adjustable between 1 and 2 ms. Circuit removes first 1 ms of pulse...

  • Motor protector circuit diagram 10

    2016-09-02 10:14:3664

    The motor protector circuit is composed of voltage detection circuit and protection control implementation circuit, the circuit is shown as the chart. ...

  • Motor protector 13

    2016-09-02 09:59:1964

    This motor protector circuit is composed of power supply circuit, phase sequence detection circuit, trigger and protection control circuit, it is shown...

  • QUARTZ_MOTOR_WRISTWATCH

    2016-09-02 09:54:0060

    Uses one 32.768-kHz crystal at input of Motorola MTD 160F or 161F custom CMOS chip,Mith stepper motor at output of chip fordriving conventional watch h...

  • Motor underloading energy saver circuit diagram 1

    2016-09-02 09:52:5860

    The motor underloading energy saver circuit is composed of the power supply circuit, current sampling circuit, phase sequence indication circuit, contr...

  • Push Button Motor Control Circuits

    2016-09-02 09:52:3261

    The circuits on this page are for motor controls using Push buttons and would typically be found in commercial and industrial installations. The circui...

  • DC motor static part circuit diagram

    2016-09-02 09:43:4960

    The main pole is an electromagnet, with an iron core laminated and tighten by 1-1.5mm steel blunt pieces. diagram: DC motor static part circuit diagram...

  • Interfacing DC Motor using L293D Circuit Schematic

    2016-09-02 09:37:14107

    We caninterface two DC motorswhich can be controlled in either clockwise and counter clockwise rotation. A schematic example for interfacing a DC motor...

  • DC motor speed control circuit

    2016-09-02 09:34:5862

    This circuit can be used to control the rotating speed and direction of low power dc motors, series motorsor parallel motors. Motorsseries with rectifi...

  • FAN8200,FAN820OD--a motor driven integrated circuit

    2016-09-02 09:34:0061

    FA820OD and FAN8200D are a kind of integrated circuit of low voltage single door and stepper motors, which can be used in two-phase stepper motor drive...

  • the circuit of phase-failure protector for electric motor (1

    2016-09-02 09:29:5361

    When any phase in three-phase power supply is missing because of some reason,the current transformer will lose the working current.The relay is release...

  • The motor integrated protection alarm circuit

    2016-09-02 09:10:0261

    The integrated protection equipment fulfills the auto power failure protection of overload, phase breaking, short circuit and so on, and it can block t...

  • Three-phase motor contactor button interlock action for swit

    2016-09-02 08:41:1760

    Just shown in the figure, STF, STR, SB1 and SB2 all are composite buttons. STF and STR are respectively positive and reverse button, which operate alon...

  • Maximite Stepper Motor Interface(ULN2003)

    2016-09-02 08:38:1661

    This article describes the Maximite Stepper Motor Interface (ULN2003). The principle is very simple, very practical. The circuit components can help yo...

  • 2 Phase and 3 Phase Motor Drivers CIRCUIT (ULN3755W)

    2016-09-02 08:22:3567

    This article describes a 2 Phase and 3 Phase Motor Drivers CIRCUIT (ULN3755W). The principle is very simple, very practical. The circuit components can...

  • Controlling a motor in three places

    2016-09-02 08:18:1461

    It is often referred as multi-point control in two or more than two locations to control of a motor (action). The circuit shown as the chart can realiz...

  • Universal DC Mode Motor Drive

    2016-09-02 08:14:0364

    DC drive for a Universal motor is shown in figure below. In order to supply DC current to the motor, a diode bridge has been added around the motor. Th...

  • Stepper Motor Generator

    2016-09-02 08:12:1561

    Any stepper motor can be used as a generator. In contrast to other generators, a stepper motor produces a large induced voltage even at low rotational ...

  • Bi-directional motor

    2016-09-02 08:11:5461

    Description. This is a simple and easy to construct circuit that can be used to provide a bidirectional drive to a DC motor. The circuit operation is s...

  • Multifunctional Motor Protector (1)

    2016-09-02 08:11:0062

    When the motor works well, N1-N3's in-phase input terminals have higher voltage than reference voltage. N4's opposite phase has a lower voltage than th...

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