REHM MEGAPULS 250 Betriebsanleitung Seite 59

Introduction
Areas of use
Qualifications of
the operating
personnel
Purpose of the
document
Changes to
the unit
REHM welding units are, unless explicitly declared in writing by REHM, only for sale
to commercial/industrial users and only for use by such.
The MEGAPULS MIG/MAG inert gas welding unit is designed in accordance with EN
60974-1 Arc welding equipment – Welding power sources for excess voltage
category III and pollution category 3 and EN 60974-10 Arc welding equipment –
Electromagnetic compatibility (EMC), and may only be operated with a mains power
supply which has a three-phase four wire system with an earthed neutral wire.
The MEGAPULS MIG/MAG inert gas welding unit is only to be used
 for the specified application
 in a technically safe condition
REHM welding units may only be operated and maintained by persons who have
been educated and trained to operate and maintain welding units. Only qualified,
authorised and trained personnel may work on and with the units.
These operating instructions contain important notes regarding how to operate this
unit safely, correctly and economically. A copy of the operating instructions should
always be kept on site in a suitable location. Read the summarised information in the
operating instructions before you use the unit. It contains important notes regarding
use of the device which enables you to fully use the technical advantages of this
REHM devices. In addition, you will also find information regarding maintenance and
upkeep of the units as well as the operational and functional safety.
These operating instructions does not replace the instructions by REHM's service
personnel.
The documentation for any additional options must also be taken into consideration.
Changes to the unit or the addition or installation of additional elements are not
permitted. This would replace the guarantee and warranty claims.
All third-party changes or deactivation of safety features renders all guarantee claims
invalid.
GB
7