Safety Information; The Five Safety Rules; Qualified Personnel - Siemens SIMOTICS 1PQ8 Operating Instructions Manual

Safety information

This machine has been designed, built and tested in accordance with Directive 2014/34/EU
("Explosion Protection Directive") and is intended for use in industrial plants with a potentially
explosive atmosphere. Commissioning the machine in hazardous zones is absolutely
prohibited until conformance with these guidelines has been proven based on the appropriate
certificate.
Only commission the machine if it has been absolutely confirmed that the plant or system is
in full conformance with the valid directive.
Please observe the country-specific regulations when using the machine outside the European
Community.
2.1

The five safety rules

For your own personal safety and to prevent material damage when carrying out any work,
always observe the safety-relevant instructions and the following five safety rules according
to EN 50110‑1 "Working in a voltage-free state". Apply the five safety rules in the sequence
stated before starting work.
Five safety rules
1. Disconnect the system.
2. Secure against reconnection.
3. Verify absence of operating voltage.
4. Ground and short-circuit.
5. Provide protection against adjacent live parts.
To energize the system, apply the measures in reverse order.
2.2

Qualified personnel

All work at the machine must be carried out by qualified personnel only. For the purpose of
this documentation, qualified personnel is taken to mean people who fulfill the following
requirements:
● Through appropriate training and experience, they are able to recognize and avoid risks
● They have been instructed to carry out work on the machine by the appropriate person
SIMOTICS TN Series N-compact 1PQ8
Operating Instructions 11/2018
Also disconnect the auxiliary circuits, for example, anti-condensation heating.
and potential dangers in their particular field of activity.
responsible.
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