The explosion-proof performance of all motors and electrical appliances of QB type explosion-proof hook bridge crane complies with GB3836.2-2000 "Explosion-proof electrical equipment for explosive gas environment Part 2: Explosion-proof type "d"", the performance of the whole machine conforms to JB/T5897-2006 The standard of the explosion-proof bridge crane, the inspection contract of the explosion-proof product inspection unit designated by the state, has obtained the "explosion-proof certificate". The explosion-proof marks are ExdIIBT4 and ExdIICT4 respectively. This product is suitable for use in a factory where the explosive capacity is not higher than IIB or IIC, and the ignition temperature group is a combustible gas of T1-T4 or an explosive gas mixture formed by steam and air. Or Zone 2 (see GB3836.2-2000 for details). Our company is capable of producing products with a rated lifting capacity of 75 tons or less, and the working level is A3.
1. The technology is mature, reliable, simple in structure, small in shape, light in weight, convenient for installation, use and maintenance.
2. Environmental conditions: The working power supply is three-phase AC, rated frequency 50HZ, rated voltage 380V;
The working environment temperature is -20 to 40 °C.
3. The relative humidity should not exceed 50% when working indoors at 40 °C, and the relative humidity should be as high as 100% when working outdoors at 25 °C.
4. The location of the installation and use is no more than 2000m above sea level.
5. Applicable to the maintenance and loading and unloading of mechanical workshops, warehouses, material yards and hydropower stations with medium and light working system. It is a lifting equipment used in China.
| Capacity | T | 16/3.2 | |||||||
| Span | m | 10.5 | 13.5 | 16.5 | 19.5 | 22.5 | 25.5 | 28.5 | 31.5 |
| Lifting height | m/a | 16m/18m | |||||||
| Lifting speed | m/min | 15.5 | |||||||
| Trolley travelling speed | m/min | 20.5(13) | |||||||
| Crane travelling speed | m/min | 19(14.5) | 17(14.5) | ||||||
| Total weight | kg | 19100 | 20300 | 23400 | 26400 | 28800 | 33100 | 36300 | 39400 |
| Max. Wheel load | KN | 138 | 146 | 152 | 166 | 173 | 185 | 194 | 203 |
| Rail recommended | Model | 43kg/m | |||||||
| Total motor power | kw | 23.9(23.2) | |||||||
| Main dimension (mm) | Span(m) | 10.5 | 13.5 | 16.5 | 19.5 | 22.5 | 25.5 | 28.5 | 31.5 |
| Rail top to crane top | H | 2043/2043 | |||||||
| Rail top to hook center | H4 | 860/780 | |||||||
| Crane base distance | W | 4000 | 4100 | 5000 | |||||
| Crane width | B | 5864 | 5928 | 6438 | |||||
| Trolley rail distance | K | 2000 | |||||||
| Hook left limitation | S1/S2 | 1040/1850 | |||||||
| Hook right limitation | S3/S4 | 1500/2310 | |||||||
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