Operating the removable voltage transformers
110-0134.9 / 14 NXAIR / ≤ 40 kA 241
19.3 Closing the door to the voltage transformer compartment
Electric shock
Do not operate the panel with the door to the voltage transformer
compartment open.
Always secure the closed door to the voltage transformer compartment
with the bolts.
The door to the voltage transformer compartment is not linked with the
high-voltage door.
The door to the voltage transformer compartment can be operated
independently of the high-voltage door.
Preconditions
• High-voltage door closed
• Door to voltage transformer compartment open
• If removable voltage transformers inserted: low-voltage connector plugged on
• Hexagon socket head key size 6 available
• Padlock available
Procedure
Close the door to the voltage transformer compartment using the handle (2).
Screw in 3 hexagon socket head bolts (1) hand-tight using the hexagon socket head key.
This corresponds to a tightening torque of approx. 20 Nm.
Fit the padlock (3) to the operating slide and close it.
Fig. 427: Closing the door to the voltage transformer compartment
The door to the voltage transformer compartment is closed.
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