Operating the shutters
110-0134.9 / 14 NXAIR / ≤ 40 kA 289
Closing the shutter to the connection
compartment (lower shutter)
Maloperation
Risk of damaging safety-relevant parts.
Remove the padlock before inserting the withdrawable part /
switching-device truck in the switching-device compartment.
Push the handle of the slip-on lever slightly to the left (to release the latch) and let it slip
upwards. The shutter closes.
22.3 Operating the shutter to the busbar compartment in the contactor panel with panel width 435
mm
The mechanism for operating the shutter to the busbar compartment in the contactor panel with panel width
435 mm is different from the mechanism in the other panel versions.
Electric shock
If the busbars in the busbar
compartment have not been isolated, the contacts will
be live at operational high voltage.
Always observe the Five Safety Rules.
Before opening the shutter to the busbar
compartment:
Put on personal protective equipment.
Isolate and earth the busbars in the busbar
compartment.
Verify safe isolation from supply.
Padlock the shutter mechanism on the right side in the switching-device
compartment unless you intend to open the shutter to the connection
compartment, too.
Open the shutter to the busbar
compartment safely:
Only use the slip-on lever. Never try to open the shutter mechanism
touching it directly.
Always operate the slip-on lever outside the panel using the handle.
Always close the shutter to the busbar compartment:
Before interrupting operations inside the switching-device compartment.
Immediately after completing operations inside the switching-device
compartment.
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