PM2260D25VJH

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Controllers (Solid State) are widely used in a variety of motor speed regulating and control engineering. The PM2260D25VJH is a type of digital contactor, suitable for motor speed regulation and control. It is characterized by high operating performance, convenience of adjustment, easy operation, stability, high reliability, etc.

The PM2260D25VJH is primarily used in the speed control of single-phase induction motors, three-phase asynchronous motors, synchronous motors, switching power supplies, and illumination control devices. It features a 25 amp/25 volt/50/60 Hz current rating, adjustable current and speed settings, digital display, variable frequency drive (VFD), and a power cord.

The contactor utilizes PWM technology and is controlled by an onboard microcontroller. It offers two speed settings - high and low - and a frequency range of 0-150 Hz. The adjustable current setting can be adjusted in steps of 1 amp. The digital display allows for easy monitoring of the current and speed settings. The VFD also offers the added benefit of allowing the user to change the direction of the motor.

The PM2260D25VJH contactor works according to the concept of EMC (Elementary Motion Control). The EMC system consists of a motor, a controller and an encoder. The controller receives signals from the encoder and adjusts the speed of the motor accordingly. The encoder is used to monitor the speed of the motor, thus ensuring the current that the motor is receiving is correct.

The PWM control system used in the PM2260D25VJH contactor works by shifting the power supply frequency according to the load changes of the motor. When the load increases, the frequency is increased, and when the load decreases, the frequency is lowered. This mechanism allows the motor to be operated almost anywhere between 0 and 150 Hz.

In addition, the PM2260D25VJH contactor also offers a soft start feature which helps protect the motor from surges in current, as well as reduces mechanical stress on the motor. The microcontroller is also used to detect faults and safety trips in the contactor. If a fault occurs, then the contactor will shut off the power automatically, preventing damage to the motor.

The PM2260D25VJH contactor is widely used in applications such as pumps, fans, compressors, conveyors, air handling units, and machine tools. It is an efficient and reliable solution for motor speed control and provides a safe and cost-effective way to operate a variety of motors.

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