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Measure Burning Behaviour of Bunched Cables En50399 Wire Testing Equipment
Introduction:
1. Burning Behaviour of Bunched Cables by EN50399 specifies the
apparatus and methods of test for the assessment of vertical flame
spread, heat release and smoke production of vertically-mounted
bunched wires or cables, electrical or optical, under defined
conditions.
2. The Cable Heat Release Apparatus and the arrangement and
calibration of the instrument to be installed in order to measure
the heat release and the smoke production during the fire test.
3. Test procedures to be used for type approval testing for
classification of cables in Euroclasses B1ca, B2ca, Cca and Dca are
given.
4. Burning Behaviour of Bunched Cables by EN50399 is consist of IEC
60332-3 apparatus, heat release measurement, smoke density
measurement and modified air inlet system.
5. This is accomplished by fitting a small instrumented section of
ducting into the exhaust system of the rig and using this with
associated gas analysis instrumentation and software.
6. The duct section houses all gas sampling probes, temperature and
mass flow probes and has ports for the smoke measuring system.
Requirements:
1. Electrical: 110V AC 60Hz / 230V AC 50Hz, 5A
2. Ambient Temperature: Operating 10°C to 35°C
3. Dimensions: 1120 mm (W) x 2200 mm (D) x 6370 mm (H)
4. Gas: air and propane
Features:
1. Test chamber has the dimension of 1,000±100(W) x 2,000±100(D) x
4,000±100(H) mm.
2. The bottom surface of the test chamber is higher than the ground
while the rear side is supplemented with insulated material to
insulate it from heat.
3. At the lower section of the test chamber, there is a 800±20(W) x
400±10(D) sized hole at the 150±10mm position from the front side
of the chamber to supply the air.
4. There is a 300±30(W)x1,000±100(D) sized exhaust hole at the rear
corner of the top section of the test chamber to allow emission of
the smoke during the test.
5. A flame trap is installed at the front side of the burner of the
vertical flame spread tester to prevent backfire by propane to
ensure the utmost safety.
6. Unlike the conventional IEC60332-3 equipment, the vertical flame
spread tester records all control and test conditions with the
computer to add user friendliness.
7. If stop the excessive combustion test due to Water Spray device
installed for extinguish.
8. The program on the requirement on standard and 70,000Btu/h can
be program.
9. Wide stainless steel ladder dimensions: 500(W) ×3, 500(H) mm.
10. Standard stainless steel ladder dimensions: 800(W) ×3, 500(H).
11. Two sets of standard propane burner and venturi mixtures.
12. Follow the standard category can program for select a test.
13. Exhaust system consists of smoke collection hood,exhaust duct,
air inlet system, Centrifugal fan and frequency converter.
14. The duct section houses all gas sampling probes, temperature
and mass flow probes and has ports for the smoke measuring system.
15. Paramagnetic oxygen analyzer, using the method of paramagnetic
change to measure the concentration of oxygen in the gas.
Concentration range of 0-25%.
16. Carbon Dioxide Analyzer (infrared) for use in heat release
measurement. Concentration range of 0-10%.
17. Soot filter, cold trap, drying column, pump and waste
regulators for conditioning the sample gases prior to analysis.
18. Data acquisition system and software.