| TOWER CRANE TECHANICAL CHARACTERISTIC TECHANICAL CHARACTERISTIC LIST（TABLE 1） TABLE 1 TECHANICAL CHARACTERISTIC LIST ITEM | UNIT | PARAMETER | MAX. LIFTING CAPACITY | 2 FALLS | t | 8 | 4 FALLS | 16 | MIN.WORKING EXTENT | m | 3.2 | MAX.WORKING EXTENT | m | 70 | 65 | 60 | 55 | 50 | RATED LIFTING MOMENT | 2 FALLS | kN.m | 2350 | 2400 | 2450 | 2500 | 2550 | 4 FALLS | 2100 | 2150 | 2200 | 2250 | 2300 | LIFTING HEIGHT | INDEPENDENT | m | 48 | ATTACHMENT | 2 FALLS | 183 | 4 FALLS | 93 | LIFTING SPEED | 2 FALLS | m/min | 0～60 | 0～30 | 4 FALLS | 0～30 | 0～15 | HOISTING MECHANISM POWER | KW | 51.5×2 | SLEWING SPEED | r/min | 0～0.7 | SLEWING MORTOR TORQUE | N.m | 185×2 | TROLLEY SPEED | m/min | 0-40 | TROLLEY TRAVEL MECHANISM TORQUE | N.m | 120 | CLIMBING SPEED | m/min | 0.4 | TRAVELLING SPEED | m/min | 12.5/25 | DIMENSION OF WHOLE MACHINE | HEIGHT OF TOWER CRANE（INDEPENDENT） | m | 61.4 | JIB NOSE TO THE SLEWING CENTER | 71.7（66.7、61.7、56.7、52.7） | COUNTER JIB END TO THE SLEWING CENTER | 19.2 | SLEF WEIGHT | WEIGHT OF STRUCTURE（INDEPENDENT） | t | 71.63 | COUNTER BALANCE WEIGHT | 27.3（25、23、19.6、18） | WORKING ENVIRONMENT TEMPERATURE | ℃ | -20～+40 | WORKING WIND PRESSURE | Pa | 250 | OFF WORKING STATE WIND PRESSURE | Pa | 1100 | POWER SUPPLY PARAMETER | 50Hz | ～380V±10% | | | | | | | | | | | |
MACHANISM PARAMETER LIST（TABLE 2） TABLE 2 MECHANISM LIST HOISTING MECHANISM | MODEL： 70RCS40 | MOTOR | MODEL | YRTE3-180L-4B5 | frequency | HZ | 50 | Rated rotate speed | r/min | 1447 | power | KW | 51.5 | REDUCER | Driving ratio | | 22/11 | DRUM | Rope capacity | m | 502 | Level number | | 4 | Diameter | mm | φ680 | STEEL WIRE | traction | N | 40000 | Specification | 35W×7-20-1960 |
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