General Technical Description - Siemens SINAMICS G115D Operating Instructions Manual

Additional information on the SIMOGEAR geared motor
11.3 Specific data gearbox
11.3.3

General technical description

The gearbox is supplied with one, two or three transmission stages.
The gearbox is suitable for various mounting positions. Observe the correct oil level.
Gearbox housing
The housings for frame sizes 19 and 29 are made of die-cast aluminum.
Depending on the gearbox type, housings of frame sizes 39 and 49 are made of die-cast
aluminum or cast iron.
Table 11- 30 Housing material
Gearbox type
Helical gearbox E
Helical gearbox D/Z
Parallel shaft gearbox F
Bevel gearbox B
Bevel gearbox K
Helical worm gearbox C
From frame size 59, the gearbox housings are made of cast iron.
Geared components
The geared components are hardened and ground.
For the helical worm gearbox, the worm is hardened and ground. The gear is manufactured
from high-quality bronze.
The bevel gear stage of the bevel gearbox is lapped in pairs.
Lubrication
The geared components are supplied with adequate lubricant by means of splash lubrication.
Shaft bearings
All shafts are mounted in rolling bearings. The rolling bearings are lubricated using splash
lubrication or oil-spray lubrication. Bearings that are not supplied with lubricant are closed
and grease-lubricated.
406
Frame size
39 39A
Cast iron
Aluminum
Cast iron
Aluminum
Cast iron
Aluminum
Operating Instructions, 09/2020, FW V4.7 SP13, A5E48681219B
49
Cast iron
Cast iron
Cast iron
Aluminum
Cast iron
Cast iron
SINAMICS G115D distributed drive