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2016-08-25 / V1.0
Plugging Procedure
Connectors UIC 558 – Installation and Maintenance Instructions
6. Plugging Procedure
For the plugging procedure observe the requirements
in chapter
„2.3 Intended Use“.
WARNING
Dirt, moisture, snow and ice in the interior of coupling receptacles or dummy receptacles contami-
nate the plug. The coupling of a contaminated plug to the coupling receptacle may lead to electric
shock, short circuit and damage to the connectors!
X
Always check if the interior of the receptacles is free from dirt, moisture, snow and ice before
inserting a plug into a coupling receptacle or a dummy receptacle.
X
Do not insert a plug into a receptacle when the latter is contaminated, moist or contaminated
with snow and ice.
X
Remove dirt, moisture, snow and ice without residues from the interior of receptacles and from
the plug.
X
Never couple a contaminated plug to the coupling receptacle.
WARNING
The plugging and disconnecting of the connectors on-load can cause electric arcs. When explosive
substances or ignition sources of any kind are nearby, there is a risk of fire and explosion!
X
Never plug and disconnect the connectors on-load.
CAUTION
The connectors contain sharp-edged components as well as components which are subject to me-
chanical tension. Crushing hazard / risk of injury!
X
Wear safety gloves when plugging and disconnecting the connectors.
CAUTION
The connectors may grow warm during operation and they may become hot depending on the
ambient temperature and the conditions of use. Risk of burn to the hands!
X
Wear safety gloves when plugging and disconnecting the connectors in the case of a high
ambient temperature.
