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 bearing 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
-15 °C to +55 °C
Highest relative humidity
< 60%, condensation not permissible
Mechanical ambient conditions
vibration-free storage room V
rms
< 0.2 mm/s
Protection against chemical substances
Protected in accordance with Class 1C2
Biological ambient conditions
Suitable in accordance with Class 1B2
Duration
•
Six months for the conditions listed above.
•
Special preservation measures are required
for storage period of six months up to 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:
•
Large fluctuations of the ambient temperature
•
Direct sunshine
•
High air humidity during storage.
Avoid these ambient conditions.
Use a dehydrating agent in the packaging.
