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Tender For design, supply, installation , commissioning and testing of vvvfdrive for run test of motorized bogie as per the attached specification. [ warranty period: 30 months after the date of delivery ] ]
Tender For supply, erection, testing and commissioning of electrically operated lift (g+1) for 15 persons ( 1020 kg ) capacity, single/double entry (as per site requirements),vvvfdrive with ard & olwi features, as per latest cpwd specification with all associated accessories for passenger lifts.as per explanatory note attached. makes: m/s otis, m/s mitsubishi, m/s kone, m/s schindler, m/s johnson lifts pvt. ltd. etc. or similar. [ warranty period: 30 months after the date of delivery ] ]
Tender For supply item description: design supply, installation, commissioning and testing of 3 phase traction motor testing plant along with vvvfdrive for testing on no load a.c and d.c traction motor of capacity 600 to 1600 hp, 750 v to 1500v used in ac/dc emus. the set shall be capable of giving dc output of 750amps at 150v (varies between 0 to 150v). control panel with various switchgears, data acquisition to read, display, storage & print out facility (the panel is suitable for testing of 4 motors at a time in automode and individually in manual mode for light load testing. the output ripple shall be within 5% approx. and the unit shall be suitable for operation on ac, 3 phase, 380/440v, 50 hz supply with neutral earthed) asper enclosed specification [ warranty period: 30 months after the date of delivery ]