jjm - supply of ups ( 7.5kva ) for kollam district jjm - nabl accreditation - supply, installing and commission of ups ( 7.5 kva ) with batteries for quality control sub district labs at kadakkal, meenad, sasthamcottah, chavara, mukhathala and valakam in kollam district , working charges 7.5kva ups , supply , installing and commissioning of online ups pure since wave 7.5 kva , single phase input line , single phase out put power factor .9 lag to unity, , true sine wave , audible warning for input and output ( under and over ) voltage inverter over load and battery low , mains , inverter , battery , bypass , output and fault. noise level 85% efficiency on full load . warranty for 2 years ( including extended warranty ) onsite with periodical inspection of once in a month. , supply, installation, testing & commissioning of 144 voltage ( 14400 vah ) or higher rating tubular batteries of approved / accepted make premium quality ( exide el series or amaron ) and bis certified supporting online single ups unit with backup capacity of minimum 1 hours at 50% of rated full load.144 voltage ( 14400 vah ) rating of battery and no. of batteries selected shall be suitable for the specified backup time. supply of unit including battery charger, battery stand with enclose etc. minimum 2 years onsite replacement warranty for battery from the original manufacture to be ensured.