Chapter 3
General safety instructions
3.2 Qualified personnel
All installations, operations and maintenance of TEL-MAR ’s equipment shall be carried out
only by Staff who have an appropriate recognised engineering qualification and who have
read the information contained in this manual.
It is assumed that Staff so qualified will have the necessary knowledge and practical
experience in electronics and radio engineering to evaluate the risks which can occur
working on the equipment, and also, to take suitable safety precautions to avoid injury or
damage to Staff itself or other persons.
TEL-MAR assume no responsibility for injury to persons, animals or
damage to property, however caused, which stems from the actions of
staff or other personnel who are not suitably qualified and experienced
as above.
3.3 Safety instructions
For the safety of installation, operational and maintenance personnel, and to help avoid
danger at all times, the following simple rules should be observed:
◊
TEL-MAR equipment shall be connected to the AC supply mains in ways which are
consistent with current local legislation for the installation of electrical wiring and with
current local requirements for safety and security in the work place.
◊
TEL-MAR equipments shall first be earthed by connections of its frame or earth bus-
bar / terminal to a substantial protective ground or external earthing point provided for
the purpose, by means of a conductor of appropriate cross section, consistent with
current legislation (or Codes of Practice) for protection against electrical shock and
Safety at Work.
◊
An automatic circuit breaker with residual current detector (RCD) or differential circuit
breaker shall be installed on the supply side and in series with the AC supply subcircuit
feeding TEL-MAR equipment, having a suitable rating and leakage current
sensitivity, consistent with current local legislation.
◊
TEL-MAR equipment must be stored or installed in secure premises where access is
allowed only to persons specifically permitted by the responsible authority.
◊
Qualified maintenance engineers or technicians shall be cautioned not to open the
equipment or disconnect connectors or terminals without first isolating the complete
equipment from the electrical AC supply and any other power source.
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