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The DHR 6HU 56-3 is a rugged, hydraulically powered rotary unit which provides effective, high quality results for underground applications.
Technical Specifications
| For Underground Applications | |||||||||||
| Description | Part number | Adapter type | Adapter thread | Optimal size DTH hammer | Torque, max | Speed, max | Hydraulic motor displacement | Flow, max | Pressure drop, max | Weight | Length |
| DHR 6HU 56-3 | 4350 2762 13 | Floating Adapter | 3,5 İnch API Reg. Box | 4 - 6 inch | 3900 Nm (2876 Ibf-ft) | 107 rpm | 160 cm3 (9.8 in3) | 150 I/min (5.3cfm) | 210 bar (3046 psi) | 245 kg (540 Ib) | 871 mm (2 ft 10.3 inch) |
| DHR 6HU 68-3 | 4350 2763 13 | Floating Adapter | 3,5 inch API Reg. Box | 6 - 8 inch | 5100 Nm (2212 Ibf-ft) | 68 rpm | 250 cm3 (15.2 İn3) | 150 I/min (5.3 cfm) | 175 bar (2538 psi) | 245 kg (540 ıb) | 887 mm (2 ft 10.9 inch) |
