supply of (1)vvvf drive with installation, commissioning and testing on 50t eot crane [main hoist)to vvvf drive yaskawa ga700, 55 kw (nd)/45 kw (hd), cipr- ga70d4103abma heavy duty only, input 380-480v, 3 phase, 50 hz and output: 0-lnput v, 3 phase 0.01-400 hz. make: yaskawa or l&t or schneider or abb or siemens make only. (2) suitable dynamic breaking resistance to above vvvf drive - 1 no. (3) suitable input line choke to above vvvf drive -1 no. oem/oem authorized dealer only can quote. oem authorized dealership certificate should be attached by firm while participating in tender(1)vvvf drive with installation, commissioning and testing on 50t eot crane [main hoist)to vvvf drive yaskawa ga700, 55 kw (nd)/45 kw (hd), cipr- ga70d4103abma heavy duty only, input 380-480v, 3 phase, 50 hz and output: 0-lnput v, 3 phase 0.01-400 hz. make: yaskawa or l&t or schneider or abb or siemens make only. (2) suitable dynamic breaking resistance to above vvvf drive - 1 no. (3) suitable input line choke to above vvvf drive -1 no. oem/oem authorized dealer only can quote. oem authorized dealership certificate should be attached by firm while participating in tender,(1)vvvf drive with installation, commissioning and testing on 50t eot crane [main hoist)to vvvf drive yas kawa ga700, 55 kw (nd)/45 kw (hd), cipr- ga70d4103abma heavy duty only, input 380-480v, 3 phase, 50 hz and out put: 0-lnput v, 3 phase 0.01-400 hz. make: yaskawa or l&t or schneider or abb or siemens make only. (2) suitable dy namic breaking resistance to above vvvf drive - 1 no. (3) suitable input line choke to above vvvf drive -1 no. oem/oe m authorized dealer only can quote. oem authorized dealership certificate should be attached by firm while participating i n tender. [ warranty period: 30 months after the date of delivery ] ]