Bosch GRL 300 HV Professional - Manual (Page 21)

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Bosch Power Tools 1 619 929 J21 | (21.6.11)
20 Laser warning label
21 Warning label, laser radiation exit opening
(GRL 300 HV/GRL 300 HVG)
22 Battery charger*
23 Mains plug of the battery charger*
24 Charge connector*
Remote control
25 Button on the remote control for rotation operation and
selection of rotational speed
26 Button on the remote control for line operation and se-
lection of line length
27 Shock-warning reset button
28 Button for “rotation in clockwise direction”
29 Button for “rotation in anticlockwise direction”
30 Operation indicator
31 Outlet opening for infra-red beam
32 Serial number
33 Latch of battery lid
34 Battery lid
Accessories/Spare parts
35 Laser receiver*
36 Construction laser measuring rod*
37 Tripod*
38 Laser viewing glasses*
39 Wall mount/alignment unit*
40 Fastening screw of the wall mount*
41 Screw of the alignment unit*
42 5/8" screw on wall mount*
43 Laser target plate*
44 Ceiling measurement plate*
45 Case
* The accessories illustrated or described are not included as
standard delivery.
Technical Data
Rotational Laser Level GRL 250 HV
Professional
GRL 300 HV
Professional
GRL 300 HVG
Professional
Article number 3 601 K61 60. 3 601 K61 50. 3 601 K61 70.
Working range (radius) 1)
– without laser receiver, approx.
– with laser receiver, approx.
30 m
125 m
30 m
150 m
50 m
150 m
Levelling Accuracy 1) 2) ±0.1 mm/m ±0.1 mm/m ±0.1 mm/m
Self-levelling range, typically ±8 % (±5°) ±8 % (±5°) ±8 % (±5°)
Levelling duration, typically 15 s 15 s 15 s
Rotational speed 150/300/600 min -1 150/300/600 min -1 150/300/600 min -1
Aperture angle for line operation 10/25/50° 10/25/50° 10/25/50°
Operating temperature –10...+50 °C –10...+50 °C 0...+40 °C
Storage temperature –20...+70 °C –20...+70 °C –20...+70 °C
Relative air humidity, max. 90 % 90 % 90 %
Laser class 2 3R 3R
Laser type 635 nm, <1 mW 635 nm, <5 mW 532 nm, <5 mW
Laser beam Ø at the exit opening,
approx. 1) 5 mm 5 mm 5 mm
Tripod mount (horizontal) 5/8"-11 5/8"-11 5/8"-11
Batteries (NiMH)
Batteries (alkali-manganese)
2 x 1.2 V HR20 (D) (9 Ah)
2 x 1.5 V LR20 (D)
2 x 1.2 V HR20 (D) (9 Ah)
2 x 1.5 V LR20 (D)
2 x 1.2 V HR20 (D) (9 Ah)
2 x 1.5 V LR20 (D)
Operating life time, approx.
– Batteries (NiMH)
– Batteries (alkali-manganese)
40 h
60 h
30 h
50 h
20 h
30 h
Weight according to
EPTA-Procedure 01/2003 1.8 kg 1.8 kg 1.8 kg
Dimensions (length x width x height) 190 x 180 x 170 mm 190 x 180 x 170 mm 190 x 180 x 170 mm
Degree of protection IP 54 (dust and splash
water protected)
IP 54 (dust and splash
water protected)
IP 54 (dust and splash
water protected)
1) at 20 °C
2) alongside the axes
Please observe the article number on the type plate of your rotational laser level. The trade names of individual rotational laser levels may vary.
For clear identification of your rotational laser level, see the serial number 19 on the type plate.
OBJ_BUCH-757-007.book Page 21 Tuesday, June 21, 2011 10:16 AM