Stahl EC-940-DUA Series, Instruction Manual

Page: 33 / 606

Instruc
tion manual - English - EN
31 MNTCMPXT_1824_EN
7 Instructions for safe
operation
7.1 Safe operation
Before proceeding with the following
operations, make sure that the mains
voltage is correct.
7.1.1 Commissioning
Read the whole of this user’s handbook very carefully
before starting the installation.
STAHL strongly recommend to test the device
configuration and performance before putting it in
the final installation site. Use appropriate tools for the
purpose.
Test system operation for positive results before
closing the product and allowing the presence of a
dangerous atmosphere.
Make sure that all the devices are certified for the
application and for the environment in which they
will be installed.
To reduce the risk of ignition don’t open the device
when a potentially explosive atmosphere is present.
After commissioning the system keep this handbook
in a safe place, available for later consultation.
7.1.2 Safety rules
Given the considerable weight of the system, use an
appropriate transport and handling system.
Before starting any operation, make sure the power
supply is disconnected.
Before powering the system, install an overload
protection device in the electrical equipment for the
building.
Make sure that all precautions for personal safety
have been taken.
Installation of the electrical equipment must comply
with the local legislation in force.
The device must be installed only and exclusively by
qualified technical personnel.
7.1.3 Explosion prevention rules
Use appropriate tools for the area in which you are
working.
Always remember that the device must be connected
to an appropriate earth conductor.
Before doing any technical work or maintenance
on the device, make sure that potentially explosive
atmosphere is not present.
Before starting any operation, make sure the power
supply is disconnected.
Do not open any kind of cap if there is a possibility of
your being in a potentially explosive atmosphere.
Make all connections, installation and maintenance
work in a non-explosive atmosphere.
The connection compartment lid is the only one that
can be removed. Keep any other cap closed.