The temperature test method stipulated in the high and low temperature test chamber standard (below)

In the previous section, we talked about the location and number of test points, test procedures, wind speed test methods, and insulation performance test methods in the temperature test methods established in the high and low temperature test chamber standards. In this section, we will talk about Testing methods for sealing performance of cabinet doors, testing methods for sealing performance of refrigeration systems, testing methods for noise, testing methods for appearance quality, etc. The test method of the box door sealing performance is to test the test box once before and after the start of the standard and after the end of the test, and place a 0.1mm thick, 50mm wide and 200mm long paper strip vertically between the door frame and the door door seal After closing the door of the box, gently pull the paper strip by hand. If it cannot slide freely, the door of the box is well sealed. The test method for the sealing performance of the refrigeration system is to use halogen lamps or soapy liquid to check that there are no signs of leakage at the joints of the refrigeration system pipes. The noise test method mentioned that the noise of the whole machine should not be higher than 80dB (A), which can be seen in TB / T 9515-1999. The appearance quality test method is visual inspection, and it should be checked once before and after the start of the standard and after the end of all. The appearance of the coating layer should be smooth, smooth and uniform in color, and there should be no traces of bottom, blistering, layering or scratches. The temperature test method stipulated in the high and low temperature test chamber standard (below)

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