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Wire and cable combustion series

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UL - Vertical combustion test device

Shida UL2556: 2013 Combustion Test for Vertically Placed Finished Cables




Applicable scope: This device is suitable for situations where users need to perform UL standard testing on vertically placed finished wires, cables, or flexible cords in accordance with the UL2556:2013 Standard for Flammability Testing of Vertically Placed Finished Cables.


Technical parameter

Main technical parameters


The test device needs to be placed in a ventilation cabinet without ventilation during the test (there is no ventilation during the test, and after the test is completed, an exhaust fan is used to extract the air inside the ventilation cabinet) for testing. The effective volume of the ventilation phase is greater than 4m, and the style, size, and pipeline diagram of the ventilation cabinet are provided to the user after the user signs the contract. The ventilation cabinet is built by the user. 2.1 There is a 500W UL compliant spray lamp


2.2 There is a control box for controlling a 500W spray lamp, which includes a mass flow meter, propane gas valve, etc


23. There is a platform that can accommodate 305X355mm pure medical flowers. There is a rotatable support bracket on the edge of the combustion support bracket to ensure that the spray can be released from the sample in a timely manner within 15 seconds during the inspection. 2.4 There is a device for verifying the flame intensity of the spray lamp, including a portable thermometer and a 0.5mm thermocouple with a copper block.


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