Zhengzhou Dongfeng Mid-South Enterprise Co., Ltd.
Zhengzhou Dongfeng Mid-South Enterprise Co., Ltd.
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1. Chassis | Chassis | Dongfeng brand |
| Emission standard | Euro 3 | |
| Engine | Yuchai | |
| Engine power/rotation speed | 218HP/2000rpm | |
| Wheelbase | 4700 | |
| Maximum driving speed: | 80km/h | |
| Vehicle approach/dispatch angle: | 24.6°/15.6° | |
| Tire specification: | 11.00R20 16PR | |
| 2. Boom system | Boom maximum vertical height | 29.7m |
| Rack horizontal feeding radius | 15.9m | |
| Each arm rotation angle | 90/180/240/180 | |
| Boom control mode | Load-sensitive proportional control | |
| Boom folding method | M-type (Four-arm boom) | |
| Brick tower rotating angle | 360° | |
| Front leg span distance | 5840 | |
| Back leg spans distance | 5840 | |
| Front and rear leg vertical distance (MM) | 6300 | |
| Leg open | X-H | |
| Rubber hose length | 3000mm | |
| Concrete pipe diameter mm | 125 | |
| 3. Electrical control system | Control power | 24v |
| Control module | PWM All line PWM | |
| Operating Voltage | 24 | |
| Intermediate appliance brand | Omron | |
| Wireless remote control brand | Germany HBC/Omron/Chinese | |
| 4. Hydraulic transmission system | Hydraulic system type | Open type |
| System working pressure | 31.5Mpa | |
| Main hydraulic oil pump brand | Rexroth | |
| Main oil pump model | A11VO140 | |
| Main oil pump displacement | 190 | |
| The main electro-hydraulic valve brand | USA Yiton | |
| Suction and return oil filter brand | Dawn hydraulic | |
| Boom multi-valve brand | Hawe/Italian/Chinese | |
| Boom balance valve brand | HBS Rexroth/HBS | |
| Boom oil pump brand | Rexroth | |
| Safety valve brand | Foreign brand | |
| Hydraulic cylinder seal brand | Parker | |
| Hydraulic tank capacity (L) | 400 | |
| Water tank volume (L) | 260 | |
| Hydraulic oil cooling method | Air cooling | |
| Main cylinder | Xieli/Zhengkun | |
| Transfer case brand | Germany/Zhu chi | |
| Rotary reducer brand | Chinese brand | |
| Hose connector brand | Yiton | |
| 5. Cleaning system | Air pressure or plunger pump | |
| 6. Size and weight | Upper structure length/width/height/weight (MM/T) | 7650/2350/2550/13.5 |
| Total vehicle length (MM) | 9850 | |
| Total vehicle width (MM) | 2350 | |
| Total vehicle height (MM) | 3500 | |
| Overall vehicle quality (T) | 19.5 | |
| 7. Pumping system | Concrete distribution valve form | S valve |
| Concrete piston brand | Zhonglian/Sany | |
| Maximum concrete outlet pressure high/low pressure | 10.5/8.5 | |
| Theoretical pumping times (times/minutes) | 18~26 | |
| Delivery cylinder inner diameter/stroke | 230/1450 | |
| Maximum feeding height (MM) | 1450 | |
| Hopper volume (L) | 650 | |
| Pumpable concrete slump | 160-220 | |
| Allowed maximum aggregate size (MM) | 40 | |
| Lubrication method | Centralized lubrication |