Tender For supply, installation and commissioning of variablevoltagevariablefrequencydrive for exist ing eot crane panel. description: 3 level control method vvvf drive for high torque, 3ph. 400v, 11kw, vari speed g7, cimr-g7a40111, max. output frequency-400hz, output frequency resolution-0.001 hz, overloa d capacity-150% rated output current for 1 min, 200% rated output current for 0.5sec. make:yaskawa/abb/ seimens or similar. [ warranty period: 30 months after the date of delivery ]