Solar Cell Spread of Flame & Burning Brand Test Machine
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This apparatus is based on UL 1730. IEC 61730-2 design and development. Is to simulate real conditions to assess roof and components of fire-resistant performance of the instrument, in A1.82m, b 2.4mandc 3.9m specimens to evaluate A~C level. Also can be used infire-retardantperformance of photovoltaic components used in this test.
Standards:
•UL1730:multifamilyandhotelroomindividualdwellingunitsmokedetectionmonitors:electricsignaldetectionofhousedust;
•UL790:standardmethodoffiretestforroofcoveringmaterials;
•ASTMe108-04:standardmethodoffiretestforroofcoveringmaterials;
• NFPA256:firetestofroofdeck.
• IEC 61730-2Appendixb:firetestsonPVmodules.
Equipmentcharacteristic:
Structuralparts
1. Plywoodroofcoveringmaterials,dimensions:1.300(w)X1.000(d)x120(h),toinstallthetestsample;
2. Non-combustibilitytestBoard,installedattheendoftesting,canstopthetestpanelstempered;
3. Stainless steelfancontrolboard,thetestanglecan beadjusted,size:1.440(l)x940(h)mm;
4. Used to support the testing of the main frame bracket, corrosion-resistant steel, dimensions: 1.020 (l) x 1.000 (d) x 1.473 (h) mm;
5. Non-combustibleplateAssembly,installedinfrontof theframetosimulatetheeavesandcornice,extensionoftheflamefromtheburnertothespecimen,dimensions:330(w)x2.130(d)x584(h)mm;
6.Airflowrateforthetestpanel:19±8km/h(5.5M/sec),andconfiguretheanemometermonitor;
7. Separateventilationpipes,can beextractedfromoutsidethelaboratoryair;
8. Honeycombfilterisinstalledintheair duct,installedgasinletguidevane;
9. Ventilationductsequipped withslopeadjustmentpanelforadjustingtheairflow direction;
10. Ventilation pipes attached to the Guide, can enhance speed to ensure supply test airflow from the outside interference, guide plates made of stainless steel, location does not change with the wind pressure;
11. Duct materials for stainless steel, corrosion-resistant and heat-resistant, size: 2.130 (w) x 762 (h) x 3.000 (l) mm;
12. Fan 220V,50HZ, three-phase power, is equipped with a reverse system can automatically adjust wind speed, minimum flow for 300m3/min;
13. Infinitelyvariable speedinverter,0-100%adjustable;
14. Gas burners (for intermittent Shi Huo, flame spread and flying fire), 1.12m, 60.3mm, moving in the test side has a 12.7mm (w) *0.91m (long) slit;
15.Gasburner can provide a 22.000Btu/min (387kWh), and according to a, b, c three combustion levels, high-precision gas control valve controlling gas flow,
16. Topburnerthermocoupleisinstalled58.7mm,888±cantest28ºC;
17. Automatic ignition system, ensure the security of test performance, ignition electrode 1.8kVp mass flow controller is the minimum pressure according to different standards, control gas flow rates, Class A and B:21.000 ~ 22.000 Btu/min (369 ~ 387 kWh) for 10 minutes, Class C:18.000 ~ 19.000 Btu/min (316 ~ 334 kWh) 4 minutes;
18. Temperature control system-Class A and B:760±28ºC (1400±50ºF)-21.000 ~ 22.000 Btu/min-Class C:704±28 c (1300±50ºF)-18.000 ~ 19.000 Btu/min
19. High precision pressure gauges and pressure regulating valve controls the gas pressure;
1)-Eachtransfertogasintheburnersneedtofollowadifferenttestandcontrolmethods;
2)-LNG:usingMFMcanaccuratelymeasureflow(flowcontrolvalvecontrol);
3)-LPG:airflowrateusingtheinvertersystem:thetestdeckat19±8km/h(5.5M/sec);
20. Metallicmeshsupportmaterials,palletscan berotated,so thatfullcombustionofmaterials;
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