DT820 Tunneling jumbo
Sandvik DT820 is two-boom electrohydraulic jumbo for fast and accurate tunneling and cavern excavation of 12 - 110 m². The DT820 jumbo is equipped with hydraulic drilling systems and it's available in safety canopy version. Sandvik DT820 jumbo can be used for face drilling, cross-cutting and bolt hole drilling.
Advantages
- Built-in diagnostics to minimize maintenance time
- HLX5 rock drills for optimized drilling performance
- Booms with large, optimally shaped coverage and full automatic parallelism
- Powerful 4-wheel-drive wheel steered carrier for rapid and well-balanced tramming
- Utility boom available as option
- FOPS-certified canopy for the safety
| Technical data | |
| Tunnel size | 14 210 - 8 420 mm (559 - 331.4 in.) |
| Coverage area | 12 - 110 m² (129 - 1184 ft²) |
| Hole diameter | 43 - 64 mm |
| Hole length | Up to 5 880 mm |
| Rock drill | HX5, 20 kW (26,8 hp) |
| Control system | THC560, hydraulic |
| Boom | 2 x SB90 |
| Elevating boom support | No |
| Feed | 2 x TF500, 12 - 20 ft |
| Length | 14 900 mm (48.88 ft) with default feed |
| Width | 3 000 mm (9,84 ft) drilling 3 000 mm (9,84 ft) tramming 2 500 mm (8.20 ft) transportation |
| Height | 2 750 mm (9.0 ft) Canopy down 3 600 mm (11.8 ft) Canopy up |
| Weight (depending on options) | 26 250 kg (57 871 lbs) 28 450 kg (62 721 lbs) with utility boom option |