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Siemens 6ES7972-0AC80-0XA0 Información Del Producto página 11

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A5E00348731-AF
Specific conditions for safe use
This equipment shall be installed in an enclosure with an ingress protection of at least IP54 in
accordance with EN 60079-0 and EN 60529. The installation shall also ensure Pollution
Degree 2 (as defined in EN 60664-1) inside the enclosure. All circuits must be limited to
Overvoltage category I or II.
Transient protection shall be provided that is set at a level not exceeding 140% of the peak
rated voltage value at all supply terminals to the equipment, or at most set at 119 V.
The earth connection of the mounting rail shall be connected to the local equipotential
bonding system according to the applicable installation standard.
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