jjm 2020 21-setting up up gradation operation of laboratories for wqms procurement of 8nos hot air oven jjm 2020 21-setting up up gradation operation of laboratories for wqms procurement of 8nos hot air oven natural convection type for various quality control laboratories of kerala water authority , jjm-2020-21-setting up / up-gradation /operation of laboratories for wqm&s-procurement of 8nos . hot air oven natural convection type for various quality control laboratories of kerala water authority , 1 . pre heating chamber and the interior side of the doors should be made of stainless steel grade 304 and outer housing should be ss/ms powder coated or equivalent . inside ss 304 mirror finish clear bottom and round corner for easy cleaning2 . capacity : 100ltr minimum3 . setting and working temperature range; ambient plus 5oc to 300oc4 . temperature variation at 150oc :1 . 5oc or better5 . temperature fluctuation at 150oc :0 . 5oc or better6 . microprocessor based auto tuned pid controller with ce mark7 . lcd/led display with dual display of set value and process value for precise control of temperature8 . should have class2 integrated independent temperature safety device ( din 12880 ) with visual alarm9 . safety cum standby thermostat for protection from over temperature10 . heating time up to 150oc not more than 50 minutes11 . heating elements shall be provided on the walls of the chamber12 . should have electromechanical control of the exhaust air flap13 . door fitted on heavy non corrosive hinges with silicon gasket14 . to be provided with removable and adjustable ss rod shelves/ gi wire mesh trays which ensure uniform temperature distribution ( nos- 2minimum ) 15 . supply : 230v , single phase , 50/60hz16 . should have ip protection 20 according to en 60529 and temperature safety device standard according to din 12880 certification17 . energy consumption at 150oc should be not more than 2 . 5 kwh18 . should be glp and gmp compliant19 . should have ce conformity marking , eac , gs and ul certification20 . should provide nabl calibration certificate21 . hard copy of instrument manual with specification details shall be submitted22 . iq/oq/pq documentation shall be provided23 . warranty 3 years for the entire equipment