Bosch GBH 3-28 DRE User Manual

Robert Bosch GmbH
Power Tools Division
70745 Leinfelden-Echterdingen
Germany
www.bosch-pt.com
1 619 929 E56 (2009.04) PS / 320 UNI
GBH Professional
3-28 DRE | 3-28 DFR
de Originalbetriebsanleitung
en Original instructions
fr Notice originale
es Manual original
pt Manual original
it Istruzioni originali
nl Oorspronkelijke
gebruiksaanwijzing
da Original brugsanvisning
sv Bruksanvisning i original
no Original driftsinstruks
fi Alkuperäiset ohjeet
el Πρωτότυπο οδηγιών χρήσης
tr Orijinal işletme talimat
pl Instrukcja oryginalna
cs Původní návod k používání
sk Pôvodný návod na použitie
hu Eredeti használati utasítás
ru Оригинальное руководст-
во по эксплуатации
uk Оригінальна інструкція з
експлуатації
ro Instrucţiuni originale
bg Оригинална инструкция
sr Originalno uputstvo za rad
sl Izvirna navodila
hr Originalne upute za rad
et Algupärane kasutusjuhend
lv Instrukcijas oriģinālvalodā
lt Originali instrukcija
OBJ_DOKU-13191-003.fm Page 1 Wednesday, April 8, 2009 2:08 PM

Bosch GBH 3-28 DRE Specifications

General

Input power	800 W
Power source	AC
AC input voltage	230 V
Impact rate	4000 bpm
Rated speed (max)	900 RPM
Rated speed (min)	0 RPM
Impact energy (max)	3.1 J
Vibration level (chiseling)	9.7 m/s²
Drilling diameter in wood (max)	30 mm
Drilling diameter in steel (max)	13 mm
Vibration level (hammer drilling)	14.5 m/s²
Drilling diameter in concrete (max)	28 mm
Optimum drilling diameter (concrete)	12 - 18 mm
Vibration level uncertainty (hammer drilling)	1.5 m/s²
Reverse	Yes
Chuck type	SDS Plus
Weight (including battery)	3500 g

Weight and Dimensions

Depth	85 mm
Width	355 mm
Height	233 mm
Package depth	480 mm
Package width	360 mm
Package height	130 mm