Spare parts
10.5 Rolling bearings
10.2
Purchasing commercially available spare parts
Explosion hazard due to unsuitable spare parts
If you use parts other than the original spare parts, the type of protection can no longer be
guaranteed. This can result in an explosion during operation in a potentially explosive
atmosphere. This can result in death, serious injury or material damage.
• Use only original spare parts for explosion-proof machines, including components, such as
• You can purchase commercially available equivalent standard parts such as screws.
10.3
Determining the spare parts via the Internet
10.4
Replacing rolling bearings
Rolling bearings
When ordering rolling bearings, in addition to the bearing identification code, the
supplementary specifying code is also necessary for the bearing version. Both of these codes are
stamped on the lubricant plate and specified in the motor documentation, or can also be taken
from the installed bearings.
Always replace the rolling bearings with the identical bearings.
10.5
Rolling bearings
If insulated rolling bearings are fitted, use insulated rolling bearings of the same type as spare
parts. This will prevent any bearing damage being caused by bearing currents.
138
WARNING
seals, terminals, cables, and cable entries. If you have any questions, please contact
the service center (Page 12).
You can use "Spares on Web" to determine the order numbers for motor
spare parts quickly and easily.
Spares on Web (https://www.sow.siemens.com/?lang=en)
1MB..1/2/3/4 - shaft heights 63 ... 355
Operating Instructions, 11/2023, A5E52779900A