It was learned from the official website of the Zhejiang Bureau of Quality Supervision that in the near future, the Zhejiang Provincial Bureau of Quality Supervision organized the province's power cable product supervision and spot checks, spot-checked 24 batches of power cable products from 24 companies across the province, and failed 0 batches. Batches were not The pass rate is 0.
In spite of this, Zhejiang Provincial Bureau of Quality Supervision issued power cable product consumption guidelines:
1. Look at the product identification, look at the printed logo on the power cable body, and look at the label. The printed logo on the body should have a continuous logo of the manufacturer's name, product model and rated voltage. The writing is clearly rubbed and the license number is required. The label shall have the name of the manufacturer, model specification, length, date of manufacture, standard, and license mark. Also check the consistency of the printed logo and label information.
2. The conductor part can judge the pros and cons of the product through its brightness and surface oxidation degree. Generally, the conductor with good brightness and no oxidation can be selected. The outer diameter of the conductor can also be measured with a vernier caliper, and then converted into cross-section to see if it is clearly indicated in the logo. The specifications are the same.
3. The quality of the protective layer is observed visually, mainly to see whether the appearance of color is uniform, the surface should be no granular, no mechanical damage, no sticky feel, no grease overflow. The sheath can also be hand-pulled. With a small length of insulation or sheath that removes the conductor, it is better to pull or pull it off than to pull it off.
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