supply of supply, installation, commissioning ,testing and programming of variable voltage variable frequency (vvvf) drive etcsupply, installation, commissioning ,testing and programming of variable voltage variable frequency (vvvf) drive etc,supply, installation, commissioning ,testing and programming of 1) variable voltage variabl e frequency (vvvf) drive 30kw/40hp 970rpm,3 phase suitable for eot crane along with 2) suitable rating of dynamic brake resistance (dbr) and 3) lt panel [completely fitted and duly wired with contactors havi ng coil voltage 110vac & under voltage relay uvr] note:-4) additional copper cable length of different siz e [1 core x 2.5 sqmm(60 mtr ) & 4 core x 2.5 sqmm (10 mtr ) & 4 core x 35 sqmm(10 mtr)]will be provi ded by firm for installation of vvvf drive. make- l&t, siemens,yaskawa, schneider ,fuji [ warranty perio d: 24 months after the date of delivery ] ]