5.3
Mechanical properties
5.3.1
Shaft sealing ring
Protection against water alone is not adequate for cooling-lubricating mediums that contain oil,
can creep and/or are aggressive.
● Protect the S120M with a suitable cover.
● Choose a degree of protection for the motor that adequately seals the motor shaft.
Table 5-1
Sealing of the motor shaft
Degree of pro‐
tection at shaft
sealing ring acc.
to EN 60034-5
Shaft sealing
Area of application
IP65
Radial shaft sealing ring with‐
out annular spring
Sealing of the shaft outlet against splashwater or
coolant. Dry running of the radial shaft sealing ring
is permissible.
Service life: Approx. 25000 h (nominal value)
It is not permissible for liquid to collect in the flange.
IP67
Radial shaft sealing ring
Version, shaft flange: IP67 (optional)
For gearbox mounting (for gearboxes that are not
sealed) to seal against oil.
The sealing lip must be adequately cooled and lu‐
bricated by the gearbox oil in order to guarantee
reliable function.
Service life: approx. 10000 h (nominal value)
If a radial shaft sealing ring runs dry, this will nega‐
tively impact its functionality and the service life.
S120M
5.3 Mechanical properties
80
Manual, 06/2019, 6SL3097-5AW00-0BP1
Содержание Sinamics S120M
Страница 1: ...Equipment Manual Distributed drive technology Edition www siemens com drives 06 2019 S120M SINAMICS ...
Страница 2: ......
Страница 20: ...Introduction 1 8 General Data Protection Regulation 18 Manual 06 2019 6SL3097 5AW00 0BP1 ...
Страница 32: ...Fundamental safety instructions 2 4 Residual risks of power drive systems 30 Manual 06 2019 6SL3097 5AW00 0BP1 ...
Страница 56: ...System overview 3 5 System Data 54 Manual 06 2019 6SL3097 5AW00 0BP1 ...
Страница 110: ...S120M 5 11 Motor holding brake 108 Manual 06 2019 6SL3097 5AW00 0BP1 ...
Страница 118: ...DRIVE CLiQ Extension 6 6 Technical data 116 Manual 06 2019 6SL3097 5AW00 0BP1 ...
Страница 126: ...Hybrid Cabinet Bushing 7 6 Technical data 124 Manual 06 2019 6SL3097 5AW00 0BP1 ...
Страница 182: ...Appendix A 2 Documentation overview 180 Manual 06 2019 6SL3097 5AW00 0BP1 ...
Страница 185: ......