Siemens NXAIR - Position Indicator Visible on High-Voltage Door; Access to Compartments; Opening the High-Voltage Door

Operating the contactor panel with panel width 435 mm
110 NXAIR / ≤ 40 kA 110-0134.9 / 14
13.2 Position indicator visible on high-voltage door
Indicator for position of the feeder earthing switch:
Position indications for:
CLOSED
OPEN
13.3 Access to compartments
Regarding accessibility to the individual compartments, NXAIR switchgear fulfills the loss of service
continuity category LSC 2B according to IEC 62271-200.
The degree of protection between the individual compartments is IP2X in standard design.
The type of accessibility is provided as follows:
Compartment
Type of accessibility
Switching-device compartment
Interlock-controlled
Busbar compartment
Tool-based
Connection
compartment
Access from the front side
Interlock-controlled and tool-based
Access from the rear side
Tool-based
13.4 Opening the high-voltage door
WARNING
Reduced safety
The closed high-voltage door is an important safety element of the switchgear.
The high-voltage door is exclusively opened for performing operational activities
inside the switching-device compartment, such as removing or inserting a
contactor truck.
Close the high-voltage door:
If an activity inside the switching-device compartment is interrupted.
Immediately after an activity inside the switching-device compartment was
completed.
Before leaving the panel front.
CAUTION
Injury
The mechanism inside the contactor truck can cause injuries by getting squeezed,
caught or cut.
Do not remove any parts of the covering.