OPTIMUM
MASCHINEN - GERMANY
Technical data
Version 1.0.2 vom 2016-1-28 Page 11Original operating instructions
GU15 │GU18 │GU20 │GU20S │GU20P│GU25│GU25S│GU25P GB
2 Technical data
3 Unpacking and Connecting
The grinding machine is delivered pre-assembled.
3.1 Scope of delivery
When the grinding machine is delivered, please check immediately that it has not been dam-
aged during transport. Also check that no fastening screws have come loose. Compare the
delivery volume with the information on the delivery note. Grinding wheels and polishing wheels
are available in specialist shops or from our main catalogue.
3.2 Storage
ATTENTION!
Incorrect and improper storage might result in damage or destruction of electrical and
mechanical machine components.
Store packed and unpacked parts only under the intended environmental conditions.
Follow the instructions and information on the transport box.
Consult Optimum Maschinen Germany GmbH if the machine and accessories are stored for
more than three months or under different environmental conditions than those given here.
GU15 GU18 GU20 GU20S GU20P GU25 GU25S GU25P
Electrical connection
230V ~50HZ 230V ~50HZ
3x 400V ~50HZ
3x 400V ~50HZ
Motor power
450W 600W 1.5 KW
Speed [ min
-1
] 2850
Grinding wheel [mm] Ø 150 x 20 Ø 175 x 25 Ø 200 x 30 - Ø 250 x 40 -
Polishing wheel
[mm]
- - - - Ø 200 x 20 - Ø 250 x 25
Grinding speed,
polishing speed [m/s]
22 26 30 - 30 37 - 37
Belt grinding speed
[m/s]
---16--16-
Sanding belt length /
width [mm]
- - - 762 x 75 - - 1016 x 75 -
Weight of the
machine [kg]
10.7 12.3 18.5 20.7 10.6 32.5 31.5 17.4
Shaft diameter
Grinding wheel [mm]
Ø16 Ø32 Ø32 Ø32 - Ø32 Ø32 -
Shaft diameter
Polishing wheel
[mm]
----Ø16--Ø20
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