FM3MFA1072M

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Part Status:	Active

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<p>FM3MFA1072M is a type of high intelligent and programmable 3-phase motor soft starter. It is designed for use in the field of industrial motor control circuits. The device uses advanced semiconductor power switches and has microprocessor controller-based characteristics. It can greatly reduce harmonic current distortion and peak voltages, thus providing enhanced system protection and reliability. This type of soft starter has been widely used in various industries such as transportation, construction, engineering, printing, ships manufacturing and medical equipment manufacturing. Its performance has been proven in the harsh environment, which usually requires to operate under extreme temperature, vibration, corrosion and large transients.</p><p>FM3MFA1072M soft starter has several ways to get signals for opening and closing motor circuit. These ways include terminals, contacts, switches and digital signals such as PLC or SCADA. It is also able to sense the current flowing through the motor, which helps to detect the problem before the motor burnout. The control system inside the device is powered by an internal battery and can also be connected to an external power supply. This allows the control system to work continuously even when the power supply system is out of order. The device also offers many programmable parameters setting in order to give users customisable control options to match their specific requirements.</p><p>The working principle of FM3MFA1072M soft starter is relatively simple. It is using a microprocessor to detect the motor parameters and calculate a start, a slowdown, and a stop speed according to the motor load. In the start mode, the control system imposes a voltage dc carrier onto the motor. This voltage then adjusts itself to the required speed according to the calculation. During the acceleration process, the voltage dc carrier is reduced gradually from the initial value, which help to reduce the surge current and torques generated while the motor starts. In the slowdown and stop mode, the device takes the function of a breaking resistor, which helps to reduce the brake rush current and torques generated due to the sudden decrease in motor speed.</p><p>In summary, FM3MFA1072M soft starter has become an important and irreplaceable device for different industries like transportation, construction, engineering, printing, ships manufacturing and medical equipment manufacturing. It can provide reliable and superior motor performance, and its advanced control system helps to reduce motor surge and brake torques, therefore, greatly reduce motor burnout and maintenance costs in the long run.</p>

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