EN 12952-1 PDF

General This European Standard applies to water-tube boilers with volumes in excess of two litres for the generation of steam and/or hot water at a maximum . INTERNATIONAL. STANDARD. ISO. Second edition. Textiles — Assessment of the ignitability of bedding items —. Part 1: Ignition source. First edition. Textiles — Burning behaviour of bedding items —. Part 1: General test methods for the ignitability by a smouldering cigarette.

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In this case, extinguish the test specimen and record that ignition has occurred. The test assembly is subjected to a gas flame for 15 seconds. A specific test method for bedding items, which can normally be placed on a mattress, for example: The bedding item must not smoulder or produce externally detectable amounts of smoke, heat or glowing 122952-1 15 minutes following the removal of the ignition source.

No flaming is allowed to continue for more than seconds after removal of ignition source, and the specimen must not burn until it is consumed within the test duration.

Short test description The tests are performed in a test cabinet with a calibrated air flow. Introduzione I corsi di formazione Calendario Archivio corsi. It is also not allowed to have any occurrence of flames initiated by the smouldering cigarette. Water-tube boilers 12592-1 auxiliary installations – Part 1: Materials that can be tested according to this standard Mattress covers, underlays, incontinence sheets and pads, sheets, blankets, electric blankets, quilts duvets and covers, pillows whatever the filling and bolsters, pillowcases.

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Leave the ignition source in position for 15 s, then remove it from the test specimen. Textiles — Assessment of the ignitability of bedding items — Part 2: General dn methods for the ignitability by a small open flame. The standard is used to assess the ignitability of bedding items when subjected to a smouldering cigarette and a match flame equivalent as ignition source.

Information about EN ISO and EN ISO

These test methods only evaluates the ignitability of bedding products and does not evaluate the burning behavior of a specific item. This aim will be achieved by: Specific test methods for the ignitability by a small open flame.

Carrello UNIstore Non ci sono articoli nel tuo carrello. Observe the specimen for any evidence of progressive smouldering ignition or flaming ignition. Ignition sources are applied on flat surfaces, quilts, edge tapes, underneath quilts, between sheets, etc. General test methods for the ignitability by a smouldering cigarette.

Information about EN ISO 12952-1:2010 and EN ISO 12952-2:2010

If progressive smouldering or flaming ignition of the test specimen is observed, 129522-1 the test specimen, note the time the test was stopped and the reason, record that ignition had occurred and discontinue testing. Light the propane emerging from the burner tube, adjust the gas flow to the rate and allow the flow to stabilize for at least s. If flaming ignition of the test specimen is not observed, repeat the test at a fresh position. Standard Textiles — Assessment of the ignitability of bedding items — Part 1: This standard does not apply to mattresses, bed-bases and mattress pads.

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If progressive smouldering ignition is not observed, record non-ignition unless the test specimen fails the final examination. According to the standard for railway applications, ENbedding items are to be tested according to EN ISOignition with a match flame equivalent. Data entrata in vigore: If progressive smouldering ignition or flaming ignition is observed in this repeat test, extinguish the test specimen, note the time the test was stopped and the reason, and record that ignition had occurred for the ignition source used.

During the cigarette test the bedding item is not allowed to smoulder or produce externally detectable amounts of smoke, heat or glowing after one hour from the beginning of the test.

The following equipment and components can be integrated in the assembly at the discretion of the manufacturer: The test specimen is located on a substrate of mineral wool, on top of a steel rig. Record the extent of damage.