Legend for panel design
Door of low-voltage
compartment
Opening for locking or unlocking
the low-voltage
compartment door
Option: Capacitive voltage
detecting system for feeder
and busbar
High-voltage door
Inspection window for
checking the switchingdevice
truck

Inspection window for
reading the indicators
Door handle
Openings for switchingdevice
truck operation
Opening for earthing-switch
operation
Pressure relief duct
Busbars
Bushings
Post insulators
Block-type current transformer

Opening for locking or
unlocking the high-voltage
door
Opening for mechanical
charging of circuit-breaker
closing spring
Option: Make-proof earthin
switch
Cable sealing ends
Option: Voltage transformer
Earthing busbar
Low-voltage plug connector
Vacuum interrupters