Safety instructions
2.3 Notes on mounting
SIMATIC IPC PX-39A
Operating Instructions, 08/2022, A5E51699601-AA
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2.3 Notes on mounting
Device in the control cabinet
Electrocution risk when control cabinet is open
When you open the control cabinet, some areas or components may, possibly due to other
devices, be under life-threatening voltage.
Touching these areas or components can cause death or serious bodily injury.
• Always disconnect the cabinet from the mains before opening it.
Ensure that the power to the control cabinet cannot be turned on accidentally.
2.4 Notes on ambient and environmental conditions
Ambient and environmental conditions
Ambient conditions and chemical resistance
Unsuitable ambient conditions can cause faults or damage the device.
Failure to comply nullifies the warranty in accordance with IEC/UL/EN/DIN-EN 61010-2-201.
• Operate the device only in closed rooms.
• Only operate the device in the ambient conditions specified in the technical
specifications.
• Observe the permitted mounting positions of the device.
• Do not obstruct the venting slots of the device.
• Please note that when the device is operated in severe environments which are subject
to caustic vapors or gases, the provision of clean air is ensured.
• Clean the enclosure surface with a damp cloth and make sure that no water enters the
When you plan your project, you should make allowances for:
• The climatic and mechanical environmental conditions specified in the operating
instructions.
• Do not operate the device in severe operating conditions which are subject to caustic
vapors or gases.
• For installation in a cabinet, observe the SIMATIC setup guidelines as well as the relevant
DIN/VDE requirements or the applicable country-specific regulations.
• Always maintain a minimum clearance of 50 mm to the area of the ventilation slots and
do not cover the ventilation slots of the enclosure.
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