Accessing The Connection Compartment Through The Switching-Device Compartment At Panel Versions With Ventilation System Type Ii - Siemens NXAIR Operating Instructions Manual

Accessing the connection compartment through the front
23.6 Accessing the connection compartment through the switching-device compartment at panel
versions with ventilation system type II
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WARNING
Reduced safety
The closed connection compartment is an important safety element of the
switchgear. The connection compartment is exclusively opened for performing
operational activities inside the connection compartment.
Close the high-voltage door:
If an activity inside the connection compartment is interrupted.
Immediately after an activity inside the connection compartment was
completed.
CAUTION
Sharp edges
The metal parts of the ventilation duct and the vertical partition may have sharp
edges.
Put on personal protective equipment.
CAUTION
High weight
The ventilation duct is heavy.
Remove the ventilation duct absolutely with 2 persons.
Put on personal protective equipment.
NOTICE
Damages to the ventilation duct
Loosening certain bolted joints could damage the ventilation duct.
When disassembling the ventilation duct, proceed exactly as described
hereafter. Do not loosen any bolted joints other than those described.
NXAIR / ≤ 40 kA
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