REHM TIGER DIGITAL 180 AC/DC ULTRA, Operating Instructions Manual

Page: 55 / 83

Operation
55
13 Operation
13.1 Safety information
Carefully read the operating instructions, in particular the

Section 2, before
commissioning and before beginning work with this welding current source.
Warning!
REHM welding equipment should be operated only by persons who are
trained and instructed in the use, maintenance and the safety regulations
concerning welding systems.
Working with and maintaining electric welding units is always associated with
possible hazards. Persons who are not familiar with this type of system can injure
themselves and others. For this reason operating personnel must be made
aware of the following potential hazards and the safety measures to prevent
possible damage or injury. Irrespective of this, the operator of a welding unit must
inform themselves of the safety regulations applicable to the respective operation
before starting work.
13.2 Electrical hazard
Connecting and maintenance works on the welding unit and their accessories
may only be performed in agreement with the applicable VDE regulations and the
regulations of the respective professional association.

Never make contact with live metal parts with the naked skin or wet clothing
 When welding always wear gloves and a welder’s hood with an approved
protective filter.

Ensure that everything that you must come into contact with when working,
such as your clothing, your work area, the welding torch, the electrode holder
and the welding unit are always dry. Never work in wet surroundings.

Ensure good insulation by only wearing dry gloves and rubber soled shoes
and stand on a dry, insulated base, in particular if you stand on metal when
working or you are in an area of increased electrical hazard.

Never use worn or damaged welding cables. Ensure that the welding cables
are not overloaded. Only use equipment in a perfect condition.

Switch off the welding unit during longer periods of interruption.

Do not wind the welding cables around parts of the housing and do not leave
them wound into rings.

Never leave a powered-up welding unit unattended.
13.3 Instructions for your personal safety
The effects of radiation from the electrical arc and the hot metal can result in
serious injury to unprotected skin and eyes.
 Only use a welder’s hood in perfect condition or automatic welding masks
with an approved filter and leather gloves to protect eyes and skin from
sparks and radiation from the arc (see TRBS 2131 and BGR 500 SEC. 2.26)
Also wear similar protection even if you are only observing the welding work.