Stahl EC-940S Serie Manuel D'instructions page 10

• Read these instructions.
• Keep these instructions.
• Heed all warnings.
• Follow all instructions.
• To reduce the risk of ignition of hazardous
atmospheres, disconnect the equipment from the
supply circuit before opening. Keep the product
tightly closed when in operation.
• Installation of this equipment shall be carried out
by suitably trained personnel in accordance with
the applicable code of practice IEC/EN 60079-14.
• The temperature of the surfaces of the device
is increased by exposure to direct sunlight. The
surface temperature class of the device was
determined only with ambient air temperature,
without taking into consideration direct sunlight.
• Choose an installation surface that is strong
enough to sustain the weight of the device, also
bearing in mind particular environmental aspects,
such as exposure to strong winds.
• Since the user is responsible for choosing the
surface to which the unit is to be anchored, we
do not supply the fixing devices for attaching the
unit firmly to the particular surface. The installer is
responsible for choosing fixing devices suitable for
the specific purpose on hand. Use methods and
materials capable of supporting at least 4 times the
weight of the device.
• Make sure the appliance is securely anchored
before supplying power.
• Equipment intended for installation in Restricted
Access Location performed by specialist technical
staff.
• The main insulation must be set up externally to
the product by a safety transformer and/or an
insulated direct current power supply unit.
8
• To feed the product use a safety transformer
and/or a voltage isolated power supply with the
appropriate characteristics. The characteristics
of output power must not exceed the following
values. Power supply: 26.4Vac or 26.4Vdc max.
Output current: 5A max.
• A power disconnect device must be included
in the electrical installation, and it must be very
quickly recognizable and operated if needed.
• For technical services, consult only and exclusively
authorized technicians.
• The manufacturer declines all responsibility
for any damage caused by an improper use
of the appliances mentioned in this manual.
Furthermore, the manufacturer reserves the right
to modify its contents without any prior notice.
The documentation contained in this manual has
been collected with great care. The manufacturer,
however, cannot take any liability for its use. The
same thing can be said for any person or company
involved in the creation and production of this
manual.
• Before starting any operation, make sure the
power supply is disconnected.
• Be careful not to use cables that seem worn or old.
• Never, under any circumstances, make any
changes or connections that are not shown in
this handbook. Improper use of the appliance
can cause serious hazards, risking the safety of
personnel and of the installation.
• Use only original spare parts. Non-original spare
parts could cause fire, electrical discharge or other
hazards.
• Before proceeding with installation, check the
supplied material to make sure it corresponds
to the order specification by examining the
identification labels (4.2 Product marking, page
12).
MNTCMVXTHD_1606_EN