DHG Hydraulic Grabs
DHG is a rope-suspended, hydraulically operated diaphragm wall grab. The closing forces are activated by a vertically installed cylinder via crowd rods. High closing forces in combination with the possibility of multiple grabbing at the trench bottom result in high excavation rates even in dense and very hard soil strata.
DHG AS |
DHG B Vario |
DHG V |
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Panel length | 2,800 mm | 2,400 – 3,200 mm | 2,400 – 4,200 mm |
Panel width | 300 – 600 mm | 600 – 1,200 mm | 600 – 1,500 mm |
Cylinder force | 800 kN | 1,200 kN | 1,200, 1,800 kN |
Weight | 9 – 13 t | 12 – 23 t | 15 – 35 t |
Steering flaps | – | 4 (optional) | 0, 4, 8, 12 |
Turning device | – | TD 4 (optional) | TD 4 (optional) |