Retsch Emax User Manual download pdf (Page 12)

Technical data

3 Technical data

3.1 Protective equipment

– This device is equipped with an automatic lid lock. The lock prevents the

device being started when in an unsafe state.

– The device can only be started when the lid is closed.

– It is only possible to open the lid when the device has come to a halt.

– Monitoring of the grinding jar attachment (clamping lever) before starting and

during grinding

3.2 Degree of protection

IP30

3.3 Emissions

CAUTION

Possibility of acoustic signals not being heard

Loud grinding noises

- Acoustic alarms and voice communication might not be heard.

• Consider the volume of the grinding noise in relation to other

acoustic signals in the work environment. You may wish to use

additional visual signals.

CAUTION

V0077

Damage to hearing

A loud sound level may be generated depending on the type of

material, the number of balls used, the grinding frequency set and the

duration of grinding.

– Excessive noise in terms of level and duration can cause

impairments or permanent damage to hearing.

• Ensure suitable noise protection measures are taken or

wear ear protection.

Sound parameters:

The sound parameters are also influenced by the properties of the sample

material.

Example 1:

Workplace-related

equivalent continuous sound level L

) = 83dB(A)

Operating conditions:

Container:

2 125ml steel grinding jars

Grinding body:

50 10mm steel balls each

Feed material:

Quartz sand, approx. 0.5mm

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Retsch Emax User Manual Page 12

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