what is a transformer in electricity
In the field of electricity, a **transformer** is a device that utilizes the principle of **electromagnetic induction** to change the alternating current (AC) voltage. It...
How to Use a Megohmmeter
The megohmmeter, also known as the insulation resistance tester, is mainly used to measure the insulation resistance of electrical equipment. The following are the u...
How to Use a Megohmmeter
YouTube：https://youtube.com/shorts/_LVXvEMLx5IA megohmmeter, also known as an insulation resistance tester, is an instrument used to measure insulation resistance. The fo...
