Motor shaft sealing
IP64 IP65
① Ball bearing with sealing washers
Moisture in the area around the shaft and the
ange is not permissible.
Note:
For IP64, it is not permissible that liquid collects
in the ange.
① Radial shaft sealing ring without annular spring
Sealing of the shaft outlet against splashwater and/or
cooling-lubricating medium. Dry running of the radial
shaft sealing ring is permissible. Service life approx.
25000 h (guide value).
With degree of protection IP65, it is not permissible for
liquid to collect in the ange.
More information is provided in Chapter "Shaft extension (Page 41)".
Mechanical properties
3.2 Degree of protection
1FK2 Synchronous Motors for SINAMICS S120
38 Conguration Manual, 02/2022, A5E46927724B AD
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