3 Mounting and Commissioning
372
7UT613/63x Manual
C53000-G1176-C160-2
Figure 3-19 Installation of a 7UT633 or 7UT635 in a rack or cubicle (housing size
1
/
1
) — example
3.1.3.3 Panel Surface Mounting
Note
Note With housing size
1
/
1
, the transport protection must not be removed until the
device has arrived at its final place of use. If a pre-mounted device (e.g. on a mounting
panel) is to be transported, the transport protection must be fitted. To do so, screw the
device and the transport protection onto the mounting panel using the 4 nuts and
washers provided with the 4 bolts of the protection.
In all other cases, remove the transport protection when you install a device with
housing size
1
/
1
(see below „Removing the Transport Protection“:
• Secure the device to the panel with four screws. For dimension drawings see
Section 4.23.
• Connect the low-resistance operational and protective earth to the ground terminal
of the device. The cross-sectional area of the ground wire must be equal to the
cross-sectional area of any other control conductor connected to the device. It must
thus be at least 2.5 mm
2
.
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