13 Apr
0
43
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..
03 Mar
0
215
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..
15 Feb
0
373
AC contactors have three important sections - main contacts, auxiliary contacts and coil contact. What is an auxiliary contact? Auxiliary contact does..
09 Jan
0
290
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..
15 Dec
0
187
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..
11 Nov
0
178
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..
07 Oct
0
274
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..
28 Sep
0
175
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..
10 Sep
0
144
What is a magnetic clutch?Magnetic particle clutch is an automatic control element with superior performance and it is a special kind of electromagnet..
27 Aug
0
180
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..
21 Jul
0
206
An auto transformer is a special transformer that does not require isolation between the primary and secondary. To put it simply, its primary and seco..
25 Jun
0
269
Generally speaking, capacitor compensation cabinets are installed in the power distribution room to improve the power factor. The contactor that contr..