OVERVIEW
All the electric motors and electrical compoinents of QB type explosion-proof double girder overhead crane conforms to the prescriptions of GB3836.2-2000 explosion-proof electrical equipment for explosive gas atmospheres - Part 2: Flameproof type "d". The performance of the whole machine complies with the requirements of the JB/T5897-2006 "Explosion-proof Bridge Crane" standard. The explosion-proof marks are ExdIIBT4, ExdIICT4. QB type explosion-proof double girder overhead crane has the same structuer as the QD type double girder overhead crane: two main girders, two end carriages, an electrical system and one electric trolley, etc.specification
| Lifting Weight | t | 5 | 10 | 16/3.2 | 20/5 | 32/5 | 50/10 | ||||||||||||||||||||||||||
| Working Duty | A5 | ||||||||||||||||||||||||||||||||
| Span | m | 18 | 22 | 26 | 30 | 35 | 18 | 22 | 26 | 30 | 35 | 18 | 22 | 26 | 30 | 35 | 18 | 22 | 26 | 30 | 35 | 18 | 22 | 26 | 30 | 35 | 18 | 22 | 26 | 30 | 35 | ||
| Lifting Height | Main | 10 | 11 | 10 | 11 | 10 | 11 | 10 | 11 | 10 | 11 | 10 | 12 | ||||||||||||||||||||
| Aux. | 10.725 | 11.725 | 10.446 | 11.446 | 10.73 | 11.73 | 10.918 | 12.918 | |||||||||||||||||||||||||
| Speed | Hoisting | Main | m / min | 11.3 | 8.5 | 7.9 | 7.2 | 7.5 | 5.9 | ||||||||||||||||||||||||
| Aux | 14.6 | 15.4 | 15.4 | 10.4 | |||||||||||||||||||||||||||||
| Cross Travelling | 37.3 | 35.6 | 36.6 | 36.6 | 37 | 36 | |||||||||||||||||||||||||||
| Long Travelling | 37.3 | 39.7 | 40.1 | 39.7 | 39.7 | 37.3 | 39.7 | 39.4 | 38.5 | ||||||||||||||||||||||||
| Power | kw | 40.8 | 51.8 | 41.5 | 52.8 | 80 | 77 | 84 | 81 | 99.3 | 117.3 | 126.5 | |||||||||||||||||||||
| Dead Weight | t | 48 | 52 | 57 | 65 | 73 | 52 | 60 | 70 | 78 | 88 | 64 | 75 | 86 | 95 | 106 | 70 | 78 | 88 | 101 | 115 | 83 | 94 | 105 | 120 | 137 | 103 | 114 | 130 | 143 | 162 | ||
| Steel Track | 43kg/m/QU70 | ||||||||||||||||||||||||||||||||
| Power Source | 3phaseAC 380V 50Hz | ||||||||||||||||||||||||||||||||