I. Application 1.1 Dust-proof test box is designed and manufactured according to GB4208-93 (equivalent to IEC60529-2001) "Shell Protection Grade (IP Code)" and is suitable for sand and dust test of electrical products with the first characteristic digits of 5 and 6 (IPX5 and IPX6). 1.2 The test chamber can provide non-laminar vertical circulating airflow of dust, which can be controlled regularly. It is equipped with a vacuum pump to pump air into the outer shell of the tested product, and it can adjust the pumping volume and pressure difference.In addition,the air temperature control device is installed in the chamber to ensure that the test is carried out under the standard environmental conditions. 1.3 According to the standard requirements, this test chamber adopts the artificial analogy dust environment to test the dust-proof ability of the tested products, and its specific requirements and eligibility criteria should be in accordance with GB4208-93 (IEC60529-2001) or product-related standards. 2. Structure and Material Material: both inside and outside gallbladder adopt SUS high grade stainless steel plate door: tempered glass door. Sample outlet: dust-proof socket Controller: programmable controller (the controller has the following arbitrary setting control functions). A. Dust blowing time (stop and blow) h/m/s adjustable B. Cycle: arbitrary adjustable C. Preset test time: 0s to 999h99m99s arbitrary adjustable D. Power on: break through break Metal screen size: nominal diameter 50 um, nominal distance between lines 75 um Blower: all plastic centrifugal fan Vacuum system: equipped with pressure gauge, air filter, pressure regulating triple parts, connecting pipe (vacuum pump with another, when ordering instructions) Remarks: The test box can meet the requirements of protection grade test for household appliances, low-voltage appliances, automobile and motorcycle parts in GB2423, GB4706, GB4208, DIN. The device can not meet the sand and dust test in GJB150.
Simulated Sand Dust Test Chamber is designed for dust-proof testing of electrical products according to GB4208-93 (equivalent to IEC) for IP5 and IP6 protection grades. It provides non-laminar vertical circulating airflow of dust, controllable and adjustable, with a vacuum pump to regulate pressure difference and an air temperature control device to maintain standard test conditions. The chamber uses artificial analog dust environments to evaluate dust-proof performance per standard requirements. Construction includes SUS high-grade stainless steel plates for interior and exterior, a tempered glass door, a dust-proof socket sample outlet, and a programmable controller with adjustable dust blowing time, cycle, and preset test time (0s to 999h99m99s). The blower is an all-plastic centrifugal fan, and the vacuum system includes a pressure gauge, air filter, pressure regulating components, and connecting pipe. Metal screen size has a nominal diameter of 50 μm and nominal line distance of 75 μm.
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Zonsky Instrument Co, Ltd is a premier leather products export company, established in 2010 and based in China. With a decade of experience, Zonsky Instrument Co, Ltd has built a reputation for delivering high-quality leather goods to clients across the globe. The company specializes in a wide range of leather products, including bags, wallets, belts, and custom leather accessories, all crafted with precision and attention to detail. Leveraging advanced manufacturing techniques and stringent quality control processes, Zonsky Instrument Co, Ltd ensures that each product meets the highest standards. The company’s commitment to excellence, timely delivery, and customer satisfaction has made it a trusted name in the international market.Zonsky Instrument Co, Ltd continues to expand its global footprint, exporting its superior leather products to various countries, while maintaining strong relationships with clients worldwide.
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