Siemens 3TM Manuale di istruzioni per l'uso - Pagina 27
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Installation
9229 0098 176 0-
2019-01-09
DANGER
Risk of injury!
•
Do not touch live parts!
•
When work is performed on the switchgear, it must be de-energised and
earthed!
•
The work described in the following sections must only be performed when
the switchgear has been de-energised:
-
Take safety measures to prevent reclosing!
-
Observe industrial safety regulations!
-
Ensure that the vacuum contactor is mounted and commissioned only by
qualified personnel who are familiar with the operating instructions and
observe the warning notices.
Installation
CAUTION
Inadequate ventilation leads to material damage.
The customer is to ensure there is adequate ventilation in the installation space
or in the switch cabinet (see "Installation position", p. 15).
Note
Transporting the vacuum contactor
Transporting the vacuum contactor by holding and lifting the auxiliary switches on
the sides leads to material damage.
Only transport the vacuum contactor by holding it under the operating mechanism
box, the base plate, or the pole shells (see "Transport to the installation site",
Fig. 1).
Note
Attaching the vacuum contactor
Attaching the vacuum contactor with shear, tensile, or compressive stresses can
lead to material damage.
Attach the vacuum contactor by the specified mounting points without shear, ten-
sile, or compressive stresses.
Installation
27