Retsch RS 300, Manual

Page: 20 / 49

Technical Data
20
4.4 Rated Power
2200 W
Make sure that the voltage and frequency of your mains connection match those on the type
plate of the device. The mains connection must be fused to at least 16 A.
NOTICE
N13.0066
Wear or damage of the device
Operation without grinding set
−
During operation of the device without grinding set, excessive wear or
damage to the device may occur.
•
Operate the device only with a grinding set mounted.
4.5 Motor Rotation Speed
The speed is 912 revolutions/min
4.6 Emissions
CAUTION
C.0020
Risk of injury caused by not hearing acoustic signals
Loud grinding noise
−
Loud grinding noise may result in not hearing acoustic warning signals,
leading to injuries.
•
Take the volume of grinding noise into consideration when
designing the acoustic signals in the working environment.
•
Where necessary, use additional visual signals.
4.6.1 Noise levels
Noise measurement in accordance with DIN 45635-31-01-KL3
The noise levels are mainly influenced by the machine speed, the material being ground and
the grinding set.
Workplace-related emissions value LpAeq = up to 76 dB(A)
Sound power level LWA = 99 dB(A)
Conditions for measurement:
Grinding set: 2000 ml steel with grinding disc
Sample material: 1500 g cement clinker, particle size <25 mm
Sound level meter : Brüel & Kjaer 2237 Controller
4.6.2 Position of the user
The position of the user for normal operation is in front of the door, level with the display and the
emergency stop device.