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Qualification Of Personnel - Bosch Rexroth H-4WEH...XE Series Operating Instructions Manual

4/2 and 4/3 directional valves, internally pilot-operated, externally pilot-operated
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Qualification of personnel

for the installation and
commissioning of valves in
explosive areas
2.4 Qualification of personnel
The activities described in this documentation require basic knowledge of
mechanics, electrics, hydraulics, pneumatics 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 are able to 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 expert knowledge.
Expert knowledge means for example for hydraulic products:
• 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 personnel must have the following additional qualifications to the extent
required to fulfill their tasks:
• Understanding of the general principles of explosion protection, protection classes
and device labelling
• Understanding of those aspects of device design which influence the protection
• Understanding of the contents of certificates and of the relevant parts of this
• General understanding of the testing, maintenance and repair requirements of
IEC 60079-17
• Familiarity with the special methods which are to be applied during the selection
and installation of devices to which this standard refers
• Understanding of the additional importance of work permit systems and safe
electrical separation regarding explosion protection
Bosch Rexroth offers measures supporting training in specific fields. You can find
an overview of the training contents on the Internet at:
Safety instructions
RE 24751-XE-B/04.16, H-4WEH...XE..., Bosch Rexroth AG



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