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Display DIN 4102-1 Class B1 fire test requirements
2022-07-05 21:00:00 【Zhongke Yishuo】
LED Display definition :
LED display (LED display) It is a flat panel display , By a small LED The module panel consists of , Used to display text 、 Images 、 Video and other information equipment .
LED Electronic display screen integrates microelectronic technology 、 Computer technology 、 Information processing in one , It has bright colors 、 Wide dynamic range 、 High brightness 、 Long life 、 Stable and reliable operation .LED Display screen is widely used in commercial media 、 Cultural performance market 、 The stadium 、 Information dissemination 、 Press release 、 Securities trading, etc , It can meet the needs of different environments .
DIN 4102-1 Standard name :
DIN 4102-1 Fire behaviour of building materials and elements Part 1: Classification of building materials Requirements and testing
DIN 4102-1: Fire performance of building materials and components Part I : Classification and grade of requirements and tests for building materials
DIN 4102-1 Standard range :
1.1 This standard defines the fire performance rating of building materials , The requirements and test methods of each level are specified . This standard is applicable to plates ( Including plate and plate )、 compound material 、 Composite components 、 mulch 、 insulation 、 coating 、 Pipes and fittings 、 Decorative materials 、 Curtains and other materials hang from the ceiling 、 Flame retardant and intumescent coating .
1.2 The classification specified in this standard is used to evaluate the individual or individual fire behavior of materials. The fire behavior of a combination depends not only on the nature of the material , It also depends on the shape of the material 、 Surface properties 、 density 、 Processing and its combination with other materials , Include any adhesives or fasteners used . In preparation for the test 、 When selecting samples and evaluating , These factors shall be taken into account test results and material marking .
DIN 4102-1 Class B1 The basis of judgment :
The remaining sample length is greater than 15cm;
The temperature does not exceed 200 degree ;
flame 20s Extend back to the markings ;
Paper does not burn ;
Dripping and burning in 2s Inside .
Other building standard names :
EN 13501-1: Fire classification of building products and components Part I : Reaction data to fire classification test
NF P 92-501: Flame retardant and fireproof test of French materials M Grade determination - Rigid materials
NF P 92-503: Flame retardant and fireproof test of French materials M Grade determination - Flexible materials
BS 476-6: Fire test of building materials and components . The first 6 part : Test method for fire spread of products
BS 476-7: Fire test of building materials and components . The first 7 part : Test method for determining the classification of flame surface spread of products
JJ2022
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