Position Indicators Visible On High-Voltage Door; Access To Compartments - Siemens NXAIR Operating Instructions Manual

Operating the circuit-breaker panel

10.2 Position indicators visible on high-voltage door

Circuit-breaker:
CLOSED position or OPEN position
Withdrawable circuit-breaker /
circuit-breaker truck:
Service position, intermediate position or
test position
Spring state indicator:
CHARGED position or
NOT CHARGED position
Feeder earthing switch:
CLOSED position or OPEN position

10.3 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
Switching-device compartment
Voltage transformer compartment
Busbar compartment
Access from the front side
Connection
compartment
Access from the rear side
40
CLOSED
Service position Intermediate position
CHARGED NOT CHARGED
CLOSED
Type of accessibility
Interlock-controlled
Tool-based
Tool-based
Interlock-controlled and tool-based
Tool-based
NXAIR / ≤ 40 kA
OPEN
▬
Test position
▬
OPEN
▬
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