
Operating Instructions – Explosion-Proof AC Motors DR63/eDR63, DVE250/280
5
1
How to use this documentation
General Information
Explosion-Proof AC Motors DR63/eDR63, DVE250/280
1
General Information
1.1
How to use this documentation
The documentation is an integral part of the product and contains important information
on operation and service. The documentation is written for all employees who assemble,
install, start up, and service this product.
The documentation must be accessible and legible. Make sure that persons responsible
for the system and its operation, as well as persons who work independently on the unit,
have read through the documentation carefully and understood it. If you are unclear
about any of the information in this documentation, or if you require further information,
contact SEW-EURODRIVE.
Use this addendum to the operating instructions only together with the operating instruc-
tions "Explosion-Proof AC Motors, Asynchronous Servomotors" and "Explosion-Proof
AC Motors EDR.71 – 225".
1.2
Structure of the safety notes
1.2.1
Meaning of the signal words
The following table shows the grading and meaning of the signal words for safety notes,
notes on potential risks of damage to property, and other notes.
1.2.2
Structure of the section-related safety notes
Section-related safety notes do not apply to a specific action, but to several actions per-
taining to one subject. The used symbols indicate either a general or a specific hazard.
This is the formal structure of a section-related safety note:
Signal word
Meaning
Consequences if disregarded
DANGER
Imminent danger
Severe or fatal injuries
WARNING
Possible dangerous situation
Severe or fatal injuries
CAUTION
Possible dangerous situation
Minor injuries
NOTICE
Possible damage to property
Damage to the drive system or its
environment
NOTE ON
EXPLOSION
PROTECTION
Important note on explosion
protection
Suspension of explosion protection and
resulting hazards
INFORMATION
Useful information or tip:
Simplifies the handling of the
drive system.
SIGNAL WORD
Nature and source of danger.
Possible consequence(s) if disregarded.
• Measure(s) to avoid the danger.