fulfill the standard:
  The dustproof test device is based on the national standard GB/T 10485-2007, GB 2423.37-2006 Test L: Sand and dust test La2, GB 4208-2008 enclosure protection grade (IP code), GB/T 4942.1-2006, GB 7000.1, IEC60529- 2001 (IP5X/IP6X) and a series of related enclosure protection grade standards are researched and developed, with reasonable design, simple operation and easy maintenance.
Instrument specifications:
*Nominal internal volume: 500L*Nominal internal volume: 500L
*Inner box size: W800*D800*H800mm
*Observation window size: W300*H400mm
* Lead hole size: ￠50mm, 1
*Door hole size: D800*H800mm
*Temperature range: RT+10℃~50℃
*Test dust: dry talcum powder, dust reduction: free dust reduction
*Vacuum degree: 0~10Kpa adjustable, pumping speed 0~4800L/H adjustable
*Test time: 0~999H.M.S can be set
*Nominal line distance of metal screen: 50um
*Nominal distance between lines: 75um
*Dust powder dosage: 2kg/m³
*Outer box; A3 steel plate electrostatic spraying
*Inner box: SUS304 stainless steel plate
* Heater: stainless steel sheathed air electric pipe
*Power supply: AC220V 50Hz
*Safety protection function: leakage protection, short-circuit protection, users are required to provide an air switch that meets the power supply capacity for independent trial of this equipment