Preparation for use
7.2 Storage
1FT2 synchronous motors for SINAMICS S120
Configuration Manual, 03/2021, A5E50645584B AA
113
Long-term storage
Note
Storage time up to two years
The storage time affects the properties of the roller bea
ring grease.
Store the motor for up to two years at -15 °C to 55 °C.
If you intend to place the motor in storage for longer than six months, you must ensure that
the storage area satisfies the following conditions.
Table 7- 1 Environmental conditions for long-term storage in the product packaging according to
Class 1K3 to EN 60721-3-1 - with the exception of influencing environmental variables
"Air temperature", "Highest relative humidity" and "Condensation"
Climatic ambient conditions
Highest relative humidity
< 60%, condensation not permissible
Mechanical ambient conditions
vibration-free storage room Vrms < 0.2 mm/s
Protection against chemical substances
Protected in accordance with Class 1C2
Biological ambient conditions
Suitable in accordance with Class 1B2
Six months for the conditions listed above.
Special preservation measures are required
for storage period of six months up to two
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:
• Large fluctuations of the ambient temperature
• Direct sunshine
• High air humidity during storage.
Avoid these ambient conditions.
Use a dehydrating agent in the packaging.
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