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3.4 Electromagnetic Compatibility
Extra precautions
Welding Power S
A. Installation an
The user is responsible for installing and using the welding equipment according
to the manufacturer's instructions. If electromagnetic disturbances are detected
then it shall be the responsibility of the user of the welding equipment to resolve
the situation with th
this remedial actio
below. In other cas
enclosing the Weld
input filters. In all cases, electromagnetic disturbances shall be reduced to the
point where they are no longer Trouble-some.
B. Assessment of Area
Before installing welding e
potential electromagnetic problems in the surrounding area. The following shall
be taken into account.
1. Other supply ca
below and adjacent to the welding equipment.
2. Radio and television transmitters and receivers.
3. Computer and other control equipment.
4. Safety critical equipment, e.g. guarding of industrial equipment.
5. The health of people around, e.g. the use of pace-makers and hea
6. Equipment used for calibration and measurement.
7. The time of day that welding or other activities are to be carried out.
8. The immunity of other equipment in the environment: the user shall ensure
that other equipment being used in th
require additio
The size of the s
the building and other activities that ar
extend beyond the boundaries of the premises.
C
. Methods
of
Reducing Electroma netic Emis
1. Mains Supply
for Electromagnetic Compatibility may be required when this
ource is used in a domestic situation.
d Use - Users Responsibility
e technical assistance of the manufacturer. In some cases
n may be as simple as earthing the welding circuit, see NOTE
es it could involve constructing an electromagnetic screen
ing Power Source and the work, com
quipment, the user shall make an assessment of
bles, control cables, signaling and telephone cables; above,
nal protection m
urrounding area
e environm
easure
s.
to b
e considered w
e taking plac
g
3‐3
plete with associated
en
t is compatible: this may
ill depend on the structure of
e. The surrou
nding are
sions
ring aids.
a may
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