Operating The Shutter To The Connection Compartment In The Contactor Panel With Panel Width 435 Mm - Siemens NXAIR Operating Instructions Manual

Remove the slip-on lever.
Remove the padlock from the right side in the switching-device compartment and move the
vertical interlocking lever upwards.
✓
The shutter to the busbar compartment is closed.
22.4 Operating the shutter to the connection compartment in the contactor panel with panel width
435 mm
The mechanism for operating the shutter to the connection compartment in the contactor panel with panel
width 435 mm is different from the mechanism in the other panel versions.
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DANGER
Electric shock
If the cable / bar connections in the connection 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 connection compartment:
Put on personal protective equipment.
Isolate and earth the cable / bar connections in the connection
compartment.
Verify safe isolation from supply.
Padlock the shutter mechanism on the left side in the switching-device
compartment unless you intend to open the shutter to the busbar
compartment, too.
Open the shutter to the connection 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 connection compartment:
Before interrupting operations inside the switching-device compartment.
Immediately after completing operations inside the switching-device
compartment.
CAUTION
Injury
The shutter mechanism on the left and right side in the switching-device
compartment can cause injuries by getting squeezed, caught or cut.
Do not remove any parts of the covering.
Do not reach into the shutter mechanism with hands or tools.
NXAIR / ≤ 40 kA
Operating the shutters
293