Panasonic YC-300BZ3YHD Operating Instructions Manual page 3

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Cautions about electromagnetic disturbance
(1) Extra precaution may be required when welding power
source is used in a domestic establishment.
(2) Before installing welding equipment, the user shall
make an assessment of potential Electromagnetic
problems in the surrounding area as below.
(a) Other supply cables, control cables, signaling and
telephone cables; above, below and adjacent to
the welding equipment;
(b) Radio and television transmitters and receivers;
(c) Computer and other control equipment;
(d) Safety critical equipment, e.g. guarding of indus-
trial equipment;
(e) The health of the people around, e.g. the use of
the pacemaker and hearing aids;
(f) Equipment used for calibration or measurement;
(g) The immunity of other equipment in the environ-
ment; the user shall ensure that other equipment
being used in the environment is compatible; this
may require additional protection measures;
(h) The time of day that welding or other activities are
to be carried out.
OMCTT5621E18
(3) The user shall be observe to reduce emission distur-
bance as below.
(a) Welding equipment should be connected to mains
supply according to the manufacture's recommen-
dations.
(b) Welding equipment should be routinely maintained
according to the manufacture's recommendations.
(c) The welding cables should be kept as short as
possible and should be positioned close together,
running at or close to the floor level.
(d) Confirm to connection of all metallic component in
the welding installation and adjacent to it should
be considered for safety.
(e) The work-piece should be connected to earth for
electric safety.
(f) Selective screening and shielding of other cables
and equipment in the surrounding area may allevi-
ate problems of interference. Screening of entire
welding installation may be considered for special
applications.
(4) The user should take the responsibility with respect to
interference from welding.
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