TJ series highway bridge erector TJ260G
| Paramters of operation performance | TJ260G | |
|---|---|---|
| Maximum lifting capacity(Name of product parameters) | t(unit) | 260 |
| Applicable span | m | ≤50 |
| Erection of skew bridge | ° | ≤40 |
| Lifting height | m | 7 |
| Applicable longitudinal slope | – | 50‰ |
| Applicable horizontal slope | – | 30‰ |
| Curvature radius for erection | m | 450 |
| Applicable wind level | Level | ≤5 |
| Ambient operating temperature | ° | -20-40℃ |
| Operating altitude | m | ≤2000 |
| Use level of the bridge girder erection machine | – | U0 |
| Load condition of the bridge girder erection machine | – | Q3 |
| Load condition of the bridge girder erection machine | – | A3 |
| Classification group of mechanisms | M4 | |
| Safety factor of hoisting steel wires | – | n≥1.5 |
| Calculation coefficient for structural strength | kg | n≥1.5 |
| Safety factor for structurral power transmission components | mm | n≥1.5 |
| Factor of safety against overturning | mm | n≥1.5 |
| Rideability parameters | ||
| Longitudinal movement speed of overhead traveling crane | m/min | 3.3 |
| Horizontal movement speed of overhead traveling crane | m/min | 3.3 |
| Hoisting speed of overhead traveling crane | m/min | 0.5 |
| Through-hole speed of girder | m/min | 3.2 |
| Horizontal movement speed of the whole machine | m/min | 3.3 |
| Traveling speed of outtrigger hanger | m/min | – |
| Quality parameters | ||
| Dead weight of the machine | t | 185 |
| Machine power | kw | 65.2 |
| Dimensions | ||
| External dimensions (length×width×height） | m | 81.5X8.4X7.9 |