PREN 17116-4 : DRAFT 2017
Current
The latest, up-to-date edition.
SPECIFICATIONS FOR INDUSTRIAL LAUNDRY MACHINES - DEFINITIONS AND TESTING OF CAPACITY AND CONSUMPTION CHARACTERISTICS - PART 4: WASHER-EXTRACTORS
29-05-2017
European foreword
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 Requirements
5 General test conditions
6 Preparation for testing
7 Determination of wash performance
8 Determination of energy consumption
9 Determination of water consumption
10 Determination of detergent consumption
11 Determination of hourly productivity
12 Determination of residual moisture content
after extraction
13 Machine information
Annex A (normative) - Specification of washer extractor
to determine test load size when rated capacity is not
declared
Annex B (normative) - Specification of reference washing
machine
Annex C (normative) - Specification of test pieces with
standardized soiling
Annex D (normative) - Specification of the wash process
control sheet for secondary wash Performance
Annex E (normative) - Specification of the rinse performance
fabrics
Annex F (normative) - Type and dosage of detergents for the
reference machine
Annex G (normative) - Washing conditions in reference
machine
Annex H (normative) - Test washer extractor process
parameters
Annex I (normative) - Type and dosage of detergents and
wash additives for the washer extractor
Annex J (normative) - Steam measurement system
Annex K (normative) - Gas consumption measurement
Annex L (normative) - Required water quality characteristics
Annex M (informative) - Determination of nominal load
Annex N (informative) - Data loggers for measuring the liquor
temperature
Annex O (informative) - Measurement tolerances
Annex P (normative) - Test tolerances
Annex Q (normative) - Declaration of energy consumption
and productivity of washer extractors
Annex R (informative) - Testing procedure to prepare the load
to the correct nominal load
Annex ZA (informative) - Relationship between this
European Standard and the requirements of
Directive 2009/125/EC establishing a framework
for the setting ecodesign requirements for energy-related
products
Bibliography
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.