2.13.3 Checks
• An automatic (xed) spray plant for electrostatic spraying of coating materials must be checked
by an expert prior to rst start-up.
• Type, extent and frequency of the checks must in individual cases be stipulated by the operat-
ing company in due consideration of operational and local conditions. The trade association
may in individual cases demand written proof in the form of test records, EDP protocols or
similar.
• It must be ensured that electrostatic spraying systems / plant and their accessories are
checked for safe operation by an expert as required, but at least once a year. These checks
must be documented in writing.
• The following checks must be performed by an electrician
1
:
Test cycle Test cycle
daily weekly
Exhaust air ducting systems for efcacy X
Proper functionality of overcurrent protection X
Protection against high discharge energy X
Protection against ignition of ammable cleaning agents X
Efcacy of measures for protection against direct contact X
Efcacy of earthing arrangements X
Insulation of all live plant components > 1 kV under
normal operating conditions X
Interlocking, access control X
• Ensure that sufcient re extinguishers are installed. Fire extinguishers must be checked regu-
larly, but at least every 2 years. Staff must be instructed on use of the re extinguishers.
• A project-related, up to date alarm plan must be available, explaining the alarm system and
controls (manual/automatic).
1
Electrician
An electrician is a person who, based on his technical training, knowledge, experience and knowledge of pertinent regula-
tions, is capable of assessing the tasks assigned to him and detecting possible dangers (see § 2 Para. 3 UVV [Accident
Prevention Regulations] VBG [Institution for Statutory Accident Insurance and Prevention in the Administrative Sector] 4).
An electrician furthermore has the following qualications: Academic knowledge in the eld of explosion protection and the
specialised eld of electrostatic process technology, knowledge on the local conditions including the electrical system and
awareness of the loading of the electrical system.
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