Panels with motor operating mechanism control
210
NXAIR M
139-2021.9 / 07
Preconditions
Withdrawable circuit-breaker in service position or in test position
Panel set to local control
High-voltage door closed
Procedure
Open the padlock at the control door and remove it.
Pull the handle of the control door upwards, and open the door to the right.
Fig. 354: Pulling out the withdrawable
circuit-breaker, type 3AE1:
removing the padlock,
pulling the handle
Fig. 355: Pulling out the withdrawable
circuit-breaker, type 3AE5:
removing the padlock,
pulling the handle
The control door is open.
23.3 Closing the control door
NOTICE
Maloperation
The panel automatically blocks electrical racking when the control door is open.
To prevent accidentally blocking access for electrical racking by opening
the control door, padlock the control door immediately after closing it.
Preconditions
High-voltage door open or closed
Padlock for control door available
Procedure
Pull the handle upwards and hold it.
Press the control door totally against the high-voltage door.