For EN149 standard respiratory protection device - filter type anti-particulate half mask;
BS EN149-2001 Respiratory Protection devices-Requirements, testing, marking, standard 8.10 Blocking test, etc.
EN 143,
EN405,
EN1827
2.Imported rotor flowmeter;
2 Dust generator:
2.1 particle size range: 0.1um--10um;
2.2. Mass flow range: 40mg/h-- 400mg/h;
3. Ventilator:
3.1. Displacement :2.0 L/stroke;
3.2 Frequency: 15 times /min;
4. ventilator exhaled air temperature: (37±2) °C;
5. ventilator exhaled air relative humidity: minimum 95%;
6. continuous flow through the dust removal chamber: 60 m3/ h, linear speed 4 cm/s;
7. Dust concentration: (400±100) mg/m3;
8. Test room:
8.1. Inner size: 650 mm×650 mm×700 mm;
8.2. air flow: 60 m3/ h, linear speed 4 cm/s;
8.3. Air temperature: (23±2) °C;
8.4. Air relative humidity: (45±15) %;
9. respiratory resistance test range: 0 ~ 2000Pa, accuracy up to 0.1Pa;
10. power supply requirements: 220V, 50Hz, 1KW;
11. overall size (L×W×H) : 3800mm×1100mm×1650mm;
12. Weight: about 120Kg;
1. One main machine
2. One dust generator
3. 1 ventilator
4, aerosol :DRB 4/15 Dolomite 2 packs