bids are invited for soq1 - design and sitc of off grid solar system of 1 kwp capacity along with suitable capacity inverter and 2 nos. of 150 ah solar tubular battery along with necessary module mounting structure & civil works like foundation etc. as required at site for upssf watch tower in operational area of airport. , soq2 - supply of 4c x 6 sq. mm xlpe insulated & pvc sheathed, armored aluminium conductor cable of 1.1kv grade as per is 7098 (part i) 1988 with up to date amendments etc. complete as required. , soq3 - laying and fixing of one number pvc insulated and pvc sheathed / xlpe power cable of 1.1 kv grade of following size on wall surface as required.upto 35 sq. mm (clamped with 1mm thick saddle) , soq4 - laying of hdpe pipe upto size 50 mm complete with fitting and cutting, jointing etc.direct in ground (75 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required. , soq5 - laying of one number pvc insulated and pvc sheathed / xlpe power cable of 1.1 kv grade of following size in the existing rcc/hume/metal pipe as required.upto 35 sq. mm , soq6 - supplying and fixing of following way single pole and neutral, sheet steel, mcb distribution board 240 v, on surface/recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (but without mcb/rccb/isolator) 6 way, double door , soq7 - supplying and fixing 6 amps to 32 amps rating, single pole, 240 volts, 10 ka, c curve, miniature circuit breaker suitable for inductive loads in the existing mcb db complete with connections, testing and commissioning etc. as required. , soq8 - supplying and fixing dp mcb 32 amps, double pole, rating, 240 volts, 10 ka, c curve, miniature circuit breaker in the existing mcb db complete with connections, testing and commissioning etc. as required. , soq9 - wiring for light point/fan point/ exhaust