1
General information
About this documentation
Manual – DHE/DHF/DHR21B (standard) and DHE/DHF/DHR41B (advanced)
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1 General information
1.1 About this documentation
This documentation is an integral part of the product. The documentation is intended
for all employees who perform assembly, installation, startup, and service work on the
product.
Make sure this documentation is accessible and legible. Ensure that persons respons-
ible for the machinery and its operation as well as persons who work on the device in-
dependently have read through the documentation carefully and understood it. If you
are unclear about any of the information in this documentation or require further in-
formation, contact SEW‑EURODRIVE.
1.2 Structure of the safety notes
1.2.1 Meaning of signal words
The following table shows the grading and meaning of the signal words for safety
notes.
Signal word Meaning Consequences if disregarded
DANGER Imminent hazard 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.
INFORMATION Useful information or tip: Simplifies
handling of the drive system.
1.2.2 Structure of section-related safety notes
Section-related safety notes do not apply to a specific action but to several actions
pertaining to one subject. The hazard symbols used either indicate a general hazard
or a specific hazard.
This is the formal structure of a safety note for a specific section:
SIGNAL WORD
Type and source of hazard.
Possible consequence(s) if disregarded.
• Measure(s) to prevent the hazard.
Meaning of the hazard symbols
The hazard symbols in the safety notes have the following meaning:
Hazard symbol Meaning
General hazard
22900055/EN – 08/2016