supply installation testing and commissioning of air handling unit with refrigeration system including all other work supply, installation, testing commissioning of three phase 300 kva servo stabilizer include all other works at rmrc murthal , work details , kva rating (kva) - no of phase: three, rated kva: 300 scope of supply (offer price to include all cost components) - installation of the system should be complete in all respect including incoming & outgoing xlpe underground cable 300mm2 3.5 core upto 25 metres length (make: havells, polycab, finolex) and other petty material required to complete the job in all respect upto entire satisfaction of engineer incharge of work. transportation /freight charges - offer prices are on free delivery at consignee site constructional number of phases on output - three (3 single phase connected in star) mains - 630 amps 4 pole mccb input voltage range per phase (volt) - 290-470v ac three phase (170-280v single phase) output (volt) (+/- 1%) - 415v ac three phase (220v ac single phase) frequency - 50hz type of cooling - oil cooled (with oil) quantity of oil (litres) - 790 transformer oil - transformer mineral oil as per is: 335 ambient temperature - 45 °c transformer (s) winding material – copper 100% functional efficiency at rated output (%) - >/= 95% power factor - >/=0.95 continuous duty – yes electronic control - ic based insulation resistance - more than 6 meg ohm no load loss at minimum rated input (watt), and maximum rated input voltage (watt) shall conform to is:9815 latest: yes full load loss at minimum rated input and at maximum rated input voltage (watt) shall conform to is:9815 latest: yes certification availability of type test report from central government/nabl/ilac accredited laboratory to prove conformity to the specification - yes warranty: three year as per standard manufacturer’s terms. in addition to above the stabilizer shall be provided with following facilities 1. mains indicator in each phase 2. digital voltmeter to read input and output in each phase 3. auto/manual operation facility 4. input low/high voltage indication 5. press button switches to increase/decrease the output manual mode 6. lifting lugs 7. drain value 8. oil level gauge 9. earthing terminal i. earthing with tinned copper plate 600mm x 600mm x 6mm thick including accessories and providing masonry enclosures with cover plate having locking arrangement and watering pipe etc. (but without charcoal or coke and salt) etc. complete as required ii. extra charcoal or coke and salt for copper plate earth electrode iii. providing and fixing 25mm x 5mm copper strip in 40 mm dia g.i. pipe from earth electrode as required iv. providing and fixing 25mm x 5mm copper strip on surface or in recess for connections etc. as required with all labour and material 10.rating plate 11. wheels for uni-directional movement 12. type – linear (balanced/unbalanced supply) 13. hl cut – yes 14. make: servocon, blubird, jindal’s, sarwan, unicel, newton, bts (bharat)