EN 45545-2:2020 was prepared by Technical Committee CEN/TC 256 "Railway Applications". This European Standard should be given the status of a national standard by February 2021 at the latest by publishing the corresponding text or endorsing it. Conflicting national standards should be withdrawn by February 2021 at the latest p>
According to the latest standard EN45545-2:2010、 materials are classified into 28 categories、 including R1-R28、 based on their ultimate use; According to the risk level of vehicle operation、 three fire risk levels were divided: HL1、 HL2、 and HL3 p>
EN 45545-2 R26 Fire Protection Testing of Electrical Small Components - Standard Name
EN45545-2 Railway Applications - Fire Protection of Railway Vehicles Part 2: Requirements for Fire Behavior of Materials and Components
EN45545-2 Railway Applications - Fire Protection of Railway Vehicles - Part 2: Fire Protection Requirements of Materials and Components
EN 45545-2 Fire Protection Testing of Electrical Small Components - Standard Overview According to the EN 45545-2 standard、 electronic and electrical small components (switches、 contactors、 circuit breakers、 etc.) used in railway vehicles need to undergo flame retardant and fire resistance testing according to the EN45545-2 R26 project p>EN 45545-2 R26 Fire Hazard Testing for Electrical Small Components - Test Methods
IEC 60695-11-10 Fire Hazard Testing - Part 11-10: Test Flames: Tests for 50W Horizontal and Vertical Flames
IEC 60695-11-10 Fire Hazard Testing - Part 11-10: Test Flames -50 W Horizontal and Vertical Flame Test Methods
EN 45545-2/IEC 60695-11-10 Testing PrincipleTest the rectangular strip sample One end is fixed on a horizontal or vertical fixture、 and the other end is exposed to the specified test flame. Evaluate the horizontal combustion industry of the sample by measuring the linear combustion rate; Evaluate the vertical combustion behavior of the sample by measuring its residual flame and afterglow time、 combustion range、 and droplet drop of combustion particles p>
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