This is an operating manual for the GBH 7-46 DE Professional electric hammer.
The manual begins with extensive safety information for the GBH 7-46 DE Professional, covering general power‑tool safety, electrical safety, personal protective equipment, and safe handling of cords and accessories. It stresses reading all warnings, keeping the work area clean, using hearing and eye protection, and ensuring the tool is serviced only by qualified personnel.
The document also describes the intended use (hammer drilling in concrete, brick and stone, as well as chiselling), lists product features such as the dust‑protection cap and auxiliary handle, and provides detailed technical data including power input, speed range, impact rates, impact energy, and maximum drilling diameters for various materials.
| Rated power input | 1350 W |
|---|---|
| Rated speed | 145 - 280 rpm |
| Impact rate (drilling mode) | 1375‑2700 bpm |
| Impact rate (chiseling mode) | 1375‑2800 bpm |
| Impact energy per stroke (drilling mode) | 2‑13 J |
| Impact energy per stroke (chiseling mode) | 2‑15 J |
| Chisel positions | 12 |
| Tool holder | SDS‑max |
| Maximum drilling diameter in concrete (twist drill) | 45 mm |
| Maximum drilling diameter in concrete (break‑through drill bit) | 80 mm |
| Maximum drilling diameter in brickwork (core bit) | 150 mm |
| Nominal voltage | 230/240 V |
The rated power input is 1350 W.
The maximum drilling diameter in concrete with a twist drill is 45 mm.