DOUBLE HEAD
DH12
The DH12 is a double-head system: two gearboxes head the casing and the inner rod independently. This size is designed to fit standard carrier devices.
DH12
X-Series integrated
OVERVIEW
| WEIGHT | 325 – 405 kg |
| TRACTION | 130 kN |
| TORQUE | up to 12.2 kNm |
| ROTATION | up to 192 min⁻¹ |
| PERCUSSION FREQUENCY | up to 2500 min⁻¹ |
TECHNICAL SPECIFICATIONS
Gear box 1 / Casing RH12X
| Motor type | 96 | 96 | 97 | 97 |
|---|---|---|---|---|
| GEAR | 1 | 2 | 1 | 2 |
| TORQUE · kNm | 9.6 | 4.8 | 12.2 | 6.1 |
| ROTATION · min⁻¹ | 48 | 96 | 38 | 76 |
| p = 250 bar · Q = 120 l/min | ||||
Gear box 2 / Inner rod RH4X
| Motor type | 103 | 103 | 105 | 105 |
|---|---|---|---|---|
| GEAR | 1 | 2 | 1 | 2 |
| TORQUE · kNm | 3.3 | 1.65 | 5 | 2.5 |
| ROTATION · min⁻¹ | 96 | 192 | 64 | 128 |
| p = 200 bar · Q = 100 l/min | ||||
Option percussion unit
| Type | 20 |
|---|---|
| OPERATING PRESSURE · bar | 160 – 200 |
| OIL CAPACITY · l/min | 40 – 55 |
| SINGLE BLOW ENERGY · Nm | … 320 |
| NO. OF BLOWS · min⁻¹ | … 2500 |
Options
| Hydraulic, electric or manual shifting |
| Mounting plates |
| Floating spindle |
| Percussion unit type 20 |
| Drilling accessories |
DIMENSIONAL DRAWING
IMPRESSIONS FROM THE FIELD
