(1) The mold sleeve is not smooth and has no chamfers; there are impurities or cooked rubber particles blocking the mold opening; dragging the tube in the vulcanized tube is scratched; the diameter of...
Circuit short-circuit protection, load protection, wire diameter selection, and low-voltage electrical installation (air conditioners, household appliances, etc.) should be carried out in accordance w...
1. Crimping cap connection method This method is safer, but it requires professional tools-crimping cap and crimping pliers. It is very simple. Just wind the wire on the crimping cap and tighten it wi...
The electric wire is composed of one or several soft wires, which are covered with a light and soft protective layer, which is used to carry electric current. There are various forms such as solid, st...
1. Induction pen: First disconnect the power supply, remove the power supply from the cables around the cable with the break point, then connect the cable with the break point to the live wire, and th...
1. Uneven insulation layer, too thick or thin wire insulation layer is not good, the national standard stipulates that the insulation layer should be uniform, not eccentric, and it will not break easi...
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