1) Reasonable structure 2) Favorable performance 3) Smooth starting and stopping 4) Safe and reliable traveling 5) Low noise, commodious cabin and good view 6) Convenient maintenance, excellent exchangeability for parts and components 7) Energy saving,reduce energy consumption 8) Using transducer for travelling or traversing crane to realize step speed or stepless speed change 9)Primer and finishing paint 10)Crane structure:steel box type |
1,The power source is three-phase alternating current,rated frequency is 50HZ,rated voltage is 380V. 2,The working environment temperature ranges from -20℃ to +45℃ and the relative humidity is no lower than 95%(with dew). 3,In-service, the wind speed should be no higher than 20m/s; out-of-service, the wind speed should be no higher than 44m/s. 4,The working duty is A6-A7. 5,The gradient of crane traveling floor should be less than 1% and part of that should be no more than 3%. 6,The crane which has the special requirement for working conditions, can be manufactured following the contracts |