What do TN, TT and IT grounding system mean?
Electrical Safety Standards have progressed over the last century into highly sophisticated systems that include all main parts of a safe installation, including Earthing...
12 Essential Electrical Tools Name with Pictures
Electrical work cannot be completed without the proper tools.As basic tools have improved throughout time and new specialized equipment has been produced, the range...
100+ Essential Electrical Symbols as per IEC Standard
Have you seen electrical drawings? It has only symbolic representation. Sometimes if you have not come across a particular symbol it is very hard...
How a Contactor Works?
Can you find contactors in your house?Of course, you can find contactor in the starter circuit of your bore well pump.Here, I will explain...
What is Voltage Unbalance?
What is Voltage Unbalance?
At most basic, voltage unbalance is the condition when the voltages in all three phases are not equal. The voltages altogether...
How many Units does a 5kW Solar Panel Produce?
If you are willing to install a 5kW solar system then you may want to know how many units does a 5kW solar panel...
How to check insulation resistance of motor?
You may need to check the insulation resistance of a motor in mainly two different conditions.Motors running continuously require insulation checks periodically. Look at...
How to replace Two way Light Switch?
Has your electrical switch ever got damaged?Due to frequent use and that too for a prolonged time, sometimes the electrical switches get damaged.How would...
What is Electric Current?
Electricity is an essential part of our modern world, powering everything from our homes to our smartphones. If we look around, we would notice...
Lithium-ion Batteries for Electric Vehicles
The lithium-ion batteries are integral part in all the Indian Space vehicles including the PSLV, GSLV and satellites. The indigenous batteries can perform for...