1. RVV is also a kind of cable, commonly known as sheathed wire. The full name of RVV wire is copper core PVC insulated PVC sheathed flexible wire, also known as light PVC sheathed flexible wire, commonly known as soft sheathed wire, which consists of two or more rv wires in a sheath constitute. Mai
The overhead power line is erected on the ground, and is a power transmission overhead power line that uses insulators to fix the transmission wire on the tower erected on the ground to transmit electric energy. The erection and maintenance are relatively convenient and the cost is low, but it is ea
The steel armor of the armored cable increases the mechanical strength and protects the cable from external impact damage and rat bites. It is the first choice for buried cables. Does the low-voltage cable steel armor need to be grounded?1. Low-voltage armored cables need to be groundedIf the low-vo
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