Degree Of Protection; Installation Cut-Out; Selecting And Creating The Installation Cut-Out - Siemens SIMATIC Panel PC IL 77 Operating Instructions Manual

Planning deployment

3.6 Installation cut-out

3.5.4

Degree of protection

Principle
In general: The degree of protection depends on the method of attachment.
Caution
The IP65 degree of protection is only guaranteed with a plate thickness of ≥ 2 mm. Note that
the deviation of the installed front panel from the horizontal in relation to the outer
dimensions of the device should not exceed 0.5 mm. 120 µm is the maximum permitted
surface roughness R
Do not allow the maximum air intake temperature to exceed 6 mm.
Degree of protection IP65
This degree of protection is provided for a clamp mounting together with an encircling seal.
IP54 degree of protection
This degree of protection is provided for screw mounting.
3.6 Installation cut-out
3.6
3.6.1

Selecting and creating the installation cut-out

Requirements
The degree of protection suitable to the field of application and thereby the method of
attachment have been selected.
Procedure
1. Please follow the installation guidelines.
2. Select a location suitable for installation, taking into account the installation guidelines
and the chosen installation position.
3. On the basis of the dimension diagrams, check whether the required screw and pressure
points on the backside and the hatched seal area are easily accessible after the
completion of the installation cut-out. Otherwise the installation cut-out is useless.
4. Complete the installation cut-out according to the dimension diagrams.
3-6
in the area of the seal.
z
Operating Instructions, Edition 10/2004, A5E00339979-01
Panel PC IL 77