دانلود مجموعه کتاب های interchange اینترچنج
+ نوشته شده در ساعت توسط ایمان زاهد
|
What Is a Switchgear
Switchgear is a term that describes circuit breakers and electrical disconnect switches which are joined together to control and isolate electrical equipment. This merge clears any faults found downstream in an electricity distribution network and also turns on or off the power
![]()