Biological ambient conditions Suitable in acc. with Class 1B2
Duration • Six months for the above-mentioned condi‐
tions.
• Special preservation measures are required
for storage periods of 6 months up to a
maximum of two years.
Check the correct state of the motor every six months.
• Check the motor for any damage.
• Perform any necessary maintenance work.
• Check the state of the dehydrating agent and replace when necessary.
• Record the preservation work so that all preservation coating can be removed prior to the
commissioning.
Condensation
The following ambient conditions encourage the formation of condensation:
• Signicant ambient temperature uctuations,
• Direct sunshine,
• High humidity during storage.
Avoid these ambient conditions.
Use a dehydrating agent in the packaging.
Preparation for use
7.2 Bearings
1FK2 Synchronous Motors for SINAMICS S120
134 Conguration Manual, 02/2022, A5E46927724B AD
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