Safety instructions 11/44
Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20,
Bosch Rexroth AG
2.3 Improper use
Any use deviating from the intended use is improper and thus inadmissible.
Bosch Rexroth AG does not assume any liability for damage caused by improper use.
The user assumes all risks involved with improper use.
Improper use of the diaphragm type accumulator includes:
• Use outside the admissible operating data according to data sheet 50150,
e.g. exceeding the maximum operating pressure specified in the data sheet and
indicated on the device
• Charging the diaphragm type accumulator with a gas other than nitrogen
(at least cleanliness class 4.0, N
2
99.99 vol.%)
• Operation of the diaphragm type accumulator using group 1 hydraulic fluids
(potentially explosive, inflammable, fire-accelerating, toxic) or corrosive fluids
• Performing welding or soldering works at the diaphragm type accumulator
• Mechanical processing of the diaphragm type accumulator
2.4 Qualification of personnel
The activities described in this documentation require basic knowledge of
mechanics and hydraulics as well as knowledge of the appropriate technical terms.
For transporting and handling the product, additional knowledge of how to handle
lifting gear and the necessary attachment devices is required. In order to ensure safe
use, these activities may only be carried out by an expert in the respective field or an
instructed person under the direction and supervision of an expert.
Experts are those who can recognize potential dangers and apply the appropriate
safety measures due to their professional training, knowledge and experience,
as well as their understanding of the relevant conditions pertaining to the work to be
undertaken. An expert must observe the relevant specific professional rules and have
the necessary hydraulic expert knowledge.
Hydraulic expert knowledge means, among other things:
• Reading and completely understanding hydraulic schemes,
• in particular, completely understanding the correlations regarding the
safety equipment and
• having knowledge of the function and set-up of hydraulic components.
The expert has to have successfully passed a training for qualified persons for
pressure vessels and regularly have attended further trainings.
Bosch Rexroth offers training measures in specific fields. An overview over the
training contents can be found online at:
http://www.boschrexroth.com/training
.
