What is BS EN 62885-3 - Surface cleaning appliances about?  
BS EN 62885-3 is a European standard on surface cleaning appliances that discusses the methods for measuring the performance of appliances.
BS EN 62885-3 applicable to wet cleaning appliances for household use for carpet cleaning in or under conditions similar to those in households. BS EN 62885-3 does not apply to steam cleaning vacuums.
The purpose of BS EN 62885-3 is to:
- Specify the essential performance characteristics of wet cleaning appliances being of interest to users
- Describe methods for measuring these characteristics and
- Be complementary to the methods for dry vacuum cleaners in IEC 60312-1.
NOTE: Due to the influence of environmental conditions, variations in time, the origin of test materials, and proficiency of the operator, most of the described test methods will give more reliable results when applied for comparative testing of several appliances at the same time, in the same laboratory and by the same operator.
Who is BS EN 62885-3- Surface cleaning appliances for? 
BS EN 62885-3 on surface cleaning appliances is useful for: 
- Surface Cleaning companies
- Manufactures of surface cleaning appliances
- Cleaners
Why should you use BS EN 62885-3 - Surface cleaning appliances?  
The purpose of BS EN 62885-3 is to evaluate the cleaning performance of a wet cleaning appliance with recommended detergent (if any) and the wet cleaning functions of combined dry and wet cleaning appliances with recommended detergent.
BS EN 62885-3 provides guidance on general conditions for testing, cleaning tests, miscellaneous tests, test material, and equipment.
As a user of BS EN 62885-3, you can be ensured of material and the principal designs of suitable equipment to be used in various tests. With obedience and compliance to BS EN 62885-3, you can determine the cleaning effectiveness from measurements of color (L*a*b*) change in identically treated carpet samples using colorimeter instrumentation. 
