Vacuum Suction Power Pa
Atmosphere 1 at 1kp cm 981 mbar das relative vakuum in.
Vacuum suction power pa. 760 torr 1013 mbar 1 tech. Sometimes the specs show a number in aw other times they use pa or cfm. The robot vacuums quote pa which is the pressure exerted by the vacuum not cfm which is airflow. 350 w useful power sufficient for dry cleaning of linoleum parquet tile and other smooth surfaces.
If you do not have carpets and you do not plan to clean upholstered furniture an inexpensive low power vacuum cleaner will do. If you want to find out more about transforming these into comparable values you should check out my article about suction power and its meaning. And most consumers typically equate cleaning ability with power or suction. First and foremost consumers want vacuum cleaners that offer the best cleaning ability.
1 torr 4 3 mbar 133 3 pa 1 standard atmosphäre 1 atm. The standard airwatt formula is from astm international see document astm f558 13 where p is the power in airwatts f is the rate per minute denoted cu ft min or cfm and s is the suction capacity expressed as a pressure in units of inches of water. This upgraded version of the 11s boosts suction power from 1300 to 2000 pa making it better for cleaning carpets. Increased power means this robot will be a little louder around 60 65 db.
The mbar is also a pressure measuring unit. The strongest robovac models have an impressive level of suction power at 1 500 pa which should easily tackle any sort of dust or dirt disaster the robotic vacuum cleaner may encounter. The pascal pa is the si unit 1 bar 10e5 pa 101 kpa 0 1 mpa a pressure of 1 pa applied on a surface a 1m generates a force f 1n 1n 1 kg m s. 400 w is a useful power that allows you to successfully clean the carpet and cope with a large amount of dust and wool if the house has animals.
However vacuum can be referenced to atmospheric pressure or a perfect vacuum. Rating the suction power of their units has always been a soft spot for almost all vacuum cleaner producers. So 5 pa below atmospheric pressure 5 pa gauge would be a very slight suction pressure but if it is 5 pa above a perfect vacuum 5 pa absolute it would be a strong. The suction power of this vacuum cleaner was measured using the water lift method but instead of providing the inches of the lift they provided the value of the pressure created by the vacuum pump.
Cleaning ability is not just about vacuum suction power even though this is an important element of vacuum cleaner performance. I am trying to get an idea how the suction on robot vacuums compares to regular mains power vacuums. If any one could help that would be great. The pa is a pressure measuring unit.
The formula used to compute airwattage differs between vacuum cleaner manufacturers. The dustbin s wider wind tunnel and inclined filter help it hold more debris than the 11s. Models featuring a suction power of 1 300 pa are certainly capable of cleaning up after the average family.