Conditions Of Safe Use; En54-3 - Eaton DB3B Mode D'emploi

Sounder - DB3B
English

Conditions of safe use

The following conditions apply to the installation,
operation and maintenance of the assessed equipment.
Failure to observe these may compromise the safety
integrity of the assessed equipment:
1. The user shall comply with the requirements given in
the manufacturer's user documentation (This Safety
Manual and Technical manual) in regard to all relevant
functional safety aspects such as application of use,
installation, operation, maintenance, proof tests,
maximum ratings, environmental conditions, repair, etc.
2. Selection of this equipment for use in safety
functions and the installation, configuration, overall
validation, maintenance and repair shall only be
carried out by competent personnel, observing all the
manufacturer's conditions and recommendations in
the user documentation.
3. All information associated with any field failures
of this product should be collected under a
dependability management process (e.g., IEC
12
Sounder - dB3B TM264 July 2020 www.eaton.com
60300-3-2) and reported to the manufacturer.
4. The unit should be tested at regular intervals to
identify any malfunctions; in accordance with this
safety manual.
5. If the product is used in a redundant installation,
both hardware safety integrity and systematic safety
integrity for SIL 2 can be achieved. The installation
must be such as to ensure sufficient protection
against common cause failures and independence
from cascading failures.
9.0 EN54-3 certified product
Wiring Configuration
The EN54-3 certified version may be connected for single
stage only (2 wires) dual stage common negative only (3
wires) or triple stage common negative (4 wires) in the
configurations shown below.