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Technical Specification Measuring principle


Sample Burner Thermal sensor Burner cotton table


External dimensions (approx.) Internal test chamber dimensions Internal chamber volume


Assessment of combustibility of cable or wire subject toTirrill burner


455mm long cut from a sample length of the finished cord, wire, cable, or cord conductor


Adjustable 0°, 20° and rest positions ASTM D 5025 compliantTirrill burner


Type-K, stainless steel thermocouple 305mm (H) x 305mm (W) x 355mm (L) 2000mm (L) x 2500mm (W) x 1060mm (H) 1800mm (L) x 2450mm (W) x 900mm (H) 4.0m³


The instrument is certified to EMC 2004/108/EC 1


1. Extraction outlet (not shown) 2. Safety glass observation panels 3. Gauntlet access 4. Control panel 5. Automatic air intake vent (when extraction is in use)


2 3


2 3


4 5


Services Electricity


Gas Extraction


96-264 AC 8A, 50/60Hz


A supply of technical grade methane gas (min. 98% pure) with regulator and meter for uniform gas flow. (Connection via 6mm compression fitting)


The supplied exhaust fan must be connected to a suitable exhaust point, e.g. fume cupboard or external extraction system.Outer diameter of exhaust chimney =100mm.An air intake vent automatically opens when extraction is switched on.


Conditioning Test Accessories


This test is to be performed on un-aged specimens.The specimens, the apparatus, and the surrounding air are to be in thermal equilibrium with one another at a temperature of 23.0 ± 5.0°C.


Cotton – a supply of absorbent 100% cotton.A strip of un-reinforced 60lb or 94g/m2


10mm wide, at or near 5mils or 0.1mm thick.


Charlwoods Road East GrinsteadWest Sussex RH19 2HL United Kingdom Tel: +44 (0)1342 323600 Fax: +44 (0)1342 323608 email: sales@fire-testing.com web: www.fire-testing.com


Kraft paper that is 1/2 inch or


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