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Contact SupplierStandard Number: IS: 10810 (Pt.61), SS: 424-14-75, for F-3 Cables
For certain locations it may be important to use a cable which retards flame in case of fire and is self – extinguishing when the source of fire is removed. This test is carried out on finished cables to verify this property. Instrument Principle For certain locations it may be important to use a cable which retards flame in case of fire and is self – extinguishing when the source of fire is removed. This test is carried out on finished cables to verify this property. The sample cable is hanged in the chamber and is burned through the pre-determined amount of alcohol. The quantity of alcohol and time of burning is determined using standard formula depending on the diameter of the test specimen. Standard The instrument conforms to SS: 424-14-75 for F-3 Cables and IS: 10810 (Pt 61) Instrument The instrument consists of: SS / MS (hard chromed) tube of specified design. MS bowl (seamless) Dial gauge for adjusting the distance between the lid and the burning tube Hand held temperature indicator (for calibrating the instrument) After the fire extinguish, the cable is inspected for length and intensity of burn. |