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MZQ2000 overhead portal crane layout drawing
Main technical performance parameters
| Working condition | Installation | Pouring | |
| Liftingl features | Whole machine | A3 | A6 |
| Hoisting mechanism | M3 | M6 | |
| Derricking mechanism | M3 | M5 | |
| Slewing mechanism | M3 | M4 | |
| Travelling mechanism | M3 | M3 | |
| Rated load (t) | 63(radius 30m～35.5m) | 20 | |
| Working radius(m) | 30～71 | 30～71 | |
| Jib hinge joint height(m) | 60 | 60 | |
| Working range | Hoisting range(m) | 120 | 120 |
| Maximum hoisting height above rail plane(m) | 105 | 105 | |
| Slewing range | 360° full-circle slewing | 360° full-circle slewing | |
| Travel carriage range (m) | 150 | 150 | |
| Working speed | Full-load hoisting speed(m/min) | 28 | 63 |
| No-load hoisting speed(m/min) | 78 | 78 | |
| Whole derricking time(min) | ~8 | ~3 | |
| Slewing speed(r/min) | 0.2 | 0.5 | |
| Travel carriage speed (m/min) | 15 | 15 | |
| Other parameters | |||
| Rail centres×wheel base(m) | 13.5×13.5 | Permissible minimum ambient temperature on working condition | -20℃ |
| Rail type | QU80 | Permissible minimum ambient temperature in use district | -40℃ |
| Maximum wheel load(kN) | 350/380 ( including self-lifting device ) | Rated wind pressure on working condition(Pa) | 250 |
| Power supply | 10KV，3Φ，50HZ | Rated wind pressure on off-working condition(Pa) | 800 |
| Installation mode | Self-lifting | Machine total weight (excluding the counter weight) (t) | 715 |
| Motors total output(kW) | ～650 | Machine total weight (t) | 820 |
Three Gorges Project MZQ2000 Elevated Portal Crane
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Address: 15th Floor, Hengxin Building, No. 588 Jiangnan Avenue, Binjiang District, Hangzhou, Zhejiang, China
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