GB Power Cord Plug Specification Model And How To Distinguish

GB Power Cord Plug Specification Model And How To Distinguish

Date:Jun 04, 2019

1. According to the different degrees of soft and hard wires, the national standard power cord plugs are mainly divided into the following two categories:

Hard wire (referred to as BV wire), mainly used for daily outdoor power supply, lead wire, erection, etc.;

Soft wire (referred to as BVR wire), mainly used for daily home indoor power supply, lighting, sockets, threading leads, etc.; Hard wire is made of a single copper wire conductor. The flexible wire is a composite conductor made of a plurality of strands of copper wire.

2, the choice of national standard power cord plug wire diameter

Power supply: generally use 6 square BVVB sheathed wire (double core).

Power supply for indoor sockets, kitchen outlets, etc.: 2.5 square (or 1.5 square) BVVB sheathed wires (double core) are generally used.

Lighting power: 1.5 square (or 1 square) BV wire (single core wire) is generally used.

Air conditioning electricity: 4 square (or 6 square) BV wire (single core wire) is generally used.

Water heaters or appliances with voltages above 5000V-7000V: 4 square BVVB sheathed wires are generally used.


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