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• Provide adequate volume in the switchgear cabinet for air circulation and heat transport.
• Ensure that the maximum air intake temperature, measured 10 cm before the air intake
• The minimum distance between the device and the housing is 10 cm on the air output
• Position the device in such a way that the air vents of the housing are not covered up
• Ensure there is enough free space in the switchgear cabinet to allow the sheet metal
• Provide enough free space to add on to the device.
• Equip the switchgear cabinet with struts for stabilizing the mounting cut-out. Install struts
• Avoid extreme environmental operating conditions. Protect your device against dust,
• Install the device in such a way (see Chapter
• During assembly, please comply with the approved installation positions.
For additional information, refer to the dimension diagrams in the appendix.
SIMATIC Panel PC 877
Operating instructions, Release 07/2006, A5E00877780-01
Note
The computer unit with AC power supply satisfies fire protection requirements to
EN60950-1. It may therefore be installed without additional fire-proofing measures.
Keep at least 10 cm distance between the device and switchgear cabinet.
opening on the fan, does not exceed 45°C. The maximum air intake temperature must be
accounted for especially when sizing closed switchgear cabinets.
side at the fan.
following mounting.
cover to be removed. You will otherwise have to remove the device from the switchgear
cabinet or swivel arm when replacing memory or the battery.
where necessary.
moisture and heat.
danger, e.g. by falling over.
Notice
If you mount the device in an impermissible installation position or you do not observe the
environmental conditions (see Chapter
product safety provided by the UL-approval and compliance with the low-voltage directive
(via EN 60950-1). In additional, the functionality of the device is no longer guaranteed.
4.4 Mounting Positions and Fastening
Technical specifications
Technical specifications
Application planning
) that it poses no
), you endanger the
4-5
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