CENTRAL MARKS DEPARTMENT-III

Transcription

1 CENTRAL MARKS DEPARTMENT-III DOC No. CMD-III/IS 4246/1 Date : RECOMMENDED LIST OF TEST EQUIPMENT FOR DOMESTIC GAS STOVES FOR USE WITH LPG AS PER IS Clause Requirement as No. per 5. Materials i) Flash back test for material of burners Clause & Reference (cl.5) Annex C (Cl. 5.2) Test Equipment Required - LPG cylinder fitted with regulator and rubber tubing Range & LC Remarks ii) Mercurous nitrate test 6.2 Design for maintenance 7. Rigidity & Stability 8. Workmanship & Finish 5.3 (Ref IS 2305:1998) (cl.7.2) 5116:1995 -Beaker -Nitric acid -Mercurous nitrate -Distilled water, -Sodium chloride -Magnifying glass -Clay -Meter Scale -Surface Plate as per the dimension of gas stove -Dropper bottle -Watch glass, 25mm dia with polished edge -Towel made of soft cotton -Anhydrous citric acid -Trisodium phosphate -Acetone 500 ml. Capacity For enamelled components (cl.7.3.1) (Ref IS 3203: BNF jet apparatus -Antimony trioxide -Hydrochloric acid -Chromic acid -Sulphuric acid -Ferric chloride -Copper sulphate -Vice For Ni/Cr plated gas stove body Salt spray chamber -Pressure gauge -Thermometer Common salt(nacl) Distilled Water Timer/Watch For Ni/Cr plated gas stove body For Ni/Cr plated gas stove body

2 Clause No. Requirement as per Clause & Reference Test Equipment Required -Paint scratch test -Apparatus -Aluminium panels Range & LC Remarks For painted or similar finishes Paint scratch tester For painted or similar finishes 9. Gas taps 8, 10. Injector jet 9, 12. Burner Pan 12.1, , supports IS 13. Gas Soundness 13.1, cl.16 & Annex I IS 14. Gas inlet connection 15. Strength & Rigidity 18.2, 15, Annex C -Vernier caliper 0-200mm L.C. 0.02mm - Vernier caliper 0-200mm L.C. 0.02mm - Pan of 100mm dia -Pan of 120mm dia -Taper gauge for pan support -Pressure gauge kg/cm2 L.C. -Bubble leak 0.025kg/cm2 Indicator -Water tank of suitable dimensions -Vernier caliper 0-200mm - Dial Gauge -Magnetic Stand -Steel Legs -Weight 25 kg /burner -One MS Plate L.C. 0-02mm 0-10mm L.C.0.01mm 4 Nos. 20mm thickness 100mm width and as long as the length of appliance body For dipping method 17. Gas Consumption 17.1 to , Annex D IS -Surface plate - Air Compressor -Flow Meter 0-1 ltr. Capacity or 0-3 ltr. Capacity L.C ltr. -Thermometer -Barometer (mercury) -Stop Watch -Calibration jars -Air conditioner -LPG cylinder, 14.2 kg. Fitted with regulator 0-50 degree C L.C. 1 degree C Dry & wet type

3 18. Ignition & Flame travel 18.1 to 18.4, 14.1, L1996 Annex G 19. Flame stability 19.1, , 19.2, , 21. Flash Back 21, 23. Formation of soot 22, 16. Resistance to draught 23, 24. Combustion 24, Annex E -Manometer with scale -Pressure gauge - 1 m tube -Heat convector -Pressure regulator -Surface plate, -LPG Cylinder, 14.2 kg. Fitted with regulator & rubber tube -do- -Aluminum pans- LPG cylinder, 14.2kg fitted with regulator & rubber tube - Aluminum pans - LPG cylinder, 14.2kg fitted with regulator & rubber tube - Anemometer -Electric air fan -Stop Watch -Aluminum Pans -Carbon monoxide (CO) Detector with indicating tubes -Gas collecting hood -Orsat apparatus -Calcium hydroxide -Potassium hytroxide -Methyl orange kg/cm kg/cm2 Size: Having suitable diameter to cover the Pan Support Size:200mm dia m/s 190mm dia

4 Sl No. Requirement as per 25. Fire Hazard and Limiting temperature Clause & Reference 23.1, 23.2, Annex M 25.2 Flame temperature 25.2, 26. Thermal Efficiency 26, Annex F Test Equipment Required -Wall, floor & ceiling apparatus with 12 points -Thermo couple -Pyrometer -Flame temp. apparatus -Pyrometer with stand and thermocouple -Aluminium pans -LPG cylinder 14.2 kg -Physical balance -Weights -Ordinary balance -LPG Cylinder, 2kg fitted with P. Regulator -Manometer -Rubber Gas pipes -Aluminium pans for small & big burner as per Specified weight & dia with lid and stirrer -Thermometer Distilled Water Range & LC L.C. 1.0 degree C degree C degree C L.C.1 degree C 150 mm dia 0-10 kg L.C. 200g 10mg to 10kg degree C L.C. 0.5 degree C Remarks Note : Feedback/suggestion for improvement (Details to be provided) may be sent to CMD-III

5 GENERAL EQUIPMENT & GLASS APPARATUS -Air Conditioner } } To control the -Heater } temperature of lab List of Gauges -Calibration bottle To calibrate the Flow meter - Measuring Flasks (100 ml, 500 ml & 1000 ml) -Beakers -Funnels -Wash bottle -Gauges as required -Chemicals as required-mercurous nitrate, HNO 3, etc -LPG cylinder -Testing table -Calculator 1. ¼ BSPT Plug & ring gauge for nozzle plug & gas pipe 2. 1/8 BSP ring gauge for gas pipe 3. 1 BA & M5 gauge for injector jet 4. 1/8 BSP ring gauge for gas valve threads 5. Taper Gauge for Pan Support 6. Working gauges for mixing tube, burner top & pan supports 7. Interchangeability test gauges for mixing tubes, burner and pan-supports 8. Gas pipe & burner CD checking gauges

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