Siemens NXAIR - Closing the High-Voltage Door

Operating the busbar connection panel type II
110-0134.9 / 14 NXAIR / ≤ 40 kA 211
Preconditions
• Release for opening the high-voltage door available
• High-voltage door closed
Procedure
Remove the padlock (1), and store it.
Pull door handle totally upwards and open the high-voltage door.
Fig. 376: Opening the high-voltage door
✓
The high-voltage door is open.
16.3 Closing 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 busbar connection panel type II.
Close the high-voltage door:
If an activity inside the compartment behind the high-voltage door is
interrupted.
Immediately after an activity inside the compartment behind the high-
voltage door was completed.
Before leaving the panel front.
1