Siemens SIMOTICS S-1FK2 - Bearings

7.2 Bearings
Note
If possible, store the motor in its original packaging.
Preserve the free shaft extensions, sealing elements, and 󹪞ange surfaces with a protective
coating.
NOTICE
Seizure damage to bearings
If the motors are stored incorrectly, bearing seizure damage can occur, e.g. brinelling, as a
result of vibration.
• Comply with the storage conditions.
Storage conditions
Please observe the warning instructions on the packaging and labels.
Store the motor in a dry, dust-free, and vibration-free indoor storage facility.
Adhere to the following values:
• v
rms
< 0.2 mm/s
• Max. temperatures: -15° C to 55° C
• Mean relative humidity < 75%
Long-term storage
Note
Storage time up to two years
The storage time a󹪜ects the properties of the rolling bearing grease.
• Store the motor for up to two years at -15° C to 55° C.
If you store the motor for longer than six months, carefully ensure that the storage facility
complies with the following conditions:
Table 7-1 Ambient conditions for long-term storage in the product packaging according to Class
1K3 to EN 60721‑3‑1 - with the exception of in󹪞uencing 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 acc. with Class 1C2
Preparation for use
7.2 Bearings
1FK2 Synchronous Motors for SINAMICS S120
Con󹪝guration Manual, 02/2022, A5E46927724B AD 133