0
187
High voltage DC contactor (HVDC contactor) is a switching device used in high-voltage DC transmission systems to control and regulate the transmission..
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237
The reversing contactor is a very common electrical control component used to control the direction of motor operation, which plays an important role ..
0
407
Starting a motor with the help of a direct online starter will draw a heavy inrush current of about 5-7 times the Full Load Amps (FLA). It will lead t..
0
901
VFD is very useful for motors. It serves many features by saving electrical energy consumed by the AC electric motor, extending the equipment life, el..
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1871
AC contactors have three important sections - main contacts, auxiliary contacts and coil contact. What is an auxiliary contact? Auxiliary contact does..
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939
A DC Reversing contactor is an electrically controlled switch used to control the polarity of the DC supply. It is much more economical and user-frien..
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544
A variable frequency drive (VFD) is a motor controller that can control the speed of the motor by varying the frequency. Such devices do the smooth ra..
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304
A diesel generator is a kind of small power generation equipment, which is a power machine that uses diesel oil as a fuel and a diesel engine as a pri..
0
505
1. What is a variable frequency drive (VFD)?A variable frequency drive (VFD) is often referred to as an inverter, is a motor controller used to contro..
0
395
The magnetic particle brake is composed of a transmission unit (input shaft) and a driven unit (output shaft). The space between the two sets of cells..
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293
What is a magnetic clutch?Magnetic particle clutch is an automatic control element with superior performance and it is a special kind of electromagnet..
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352
What is a servo motor?Here is the servo motor definition. A servo motor is a type of electric device used in closed loop system to rotate machine part..