Siemens NXAIR - Position Indicators Visible on High-Voltage Door; Access to Compartments

Operating the circuit-breaker panel
40 NXAIR / ≤ 40 kA 110-0134.9 / 14
10.2 Position indicators visible on high-voltage door
Circuit-breaker:
CLOSED position or OPEN position
CLOSED
OPEN
▬
Withdrawable circuit-breaker /
circuit-breaker truck:
Service position, intermediate position or
test position
Service position
Intermediate position
Test position
Spring state indicator:
CHARGED position or
NOT CHARGED position
CHARGED
NOT CHARGED
▬
Feeder earthing switch:
CLOSED position or OPEN position
CLOSED
OPEN
▬
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
Type of accessibility
Switching-device compartment
Interlock-controlled
Voltage transformer compartment
Tool-based
Busbar compartment
Tool-based
Connection
compartment
Access from the front side
Interlock-controlled and tool-based
Access from the rear side
Tool-based