SIEMENS
10/45
Siemens MD 50.1 · 2015
Gearbox options
Venting and oil level control
Venting
10
■
Overview
Gearboxes from size 39 for standard mounting positions are
supplied as standard with pressure breather valve, oil level
control and drain screw.
Gearbox sizes 19 and 29 are supplied ready for operation, lubri-
cated for life and can be operated in mounting positions M1, M3,
M5 and M6 without requiring a pressure breather valve.
For mounting positions M2 and M4, they are equipped with a
pressure breather valve.
Possible venting and oil level control options
Design
Possible for
Order code
Helical gearboxes Z and D
Size
19
29
39
49
59
69
79
89
109
129
149
169
189
Lubricated for life
✓
✓
Pressure breather valve
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
G45
Oil expansion unit
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
G47
Oil sight glass
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
G34
Magnetic oil drain screw
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
G53
Oil drain valve, straight
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
G54
Oil drain valve, angled
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
G55
Parallel shaft gearboxes F
Size
29
39
49
69
79
89
109
129
149
169
189
Lubricated for life
✓
Pressure breather valve
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
G45
Oil expansion unit
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
G47
Oil sight glass
✓
✓
✓
✓
✓
✓
✓
✓
✓
G34
Magnetic oil drain screw
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
G53
Oil drain valve, straight
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
G54
Oil drain valve, angled
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
G55
Bevel gearboxes B
Size
19
29
39
49
Lubricated for life
✓
✓
Pressure breather valve
✓
✓
G45
Oil expansion unit
✓
✓
G47
Oil sight glass
✓
G34
Magnetic oil drain screw
✓
G53
Oil drain valve, straight
✓
G54
Oil drain valve, angled
✓
G55
Bevel gearboxes K
Size
39
49
69
79
89
109
129
149
Pressure breather valve
✓
✓
✓
✓
✓
✓
✓
✓
G45
Oil expansion unit
✓
✓
✓
✓
✓
✓
✓
✓
G47
Oil sight glass
✓
✓
✓
✓
✓
✓
✓
G34
Magnetic oil drain screw
✓
✓
✓
✓
✓
✓
✓
✓
G53
Oil drain valve, straight
✓
✓
✓
✓
✓
✓
✓
✓
G54
Oil drain valve, angled
✓
✓
✓
✓
✓
✓
✓
✓
G55
Helical worm gearboxes C
Size
29
39
49
69
89
Lubricated for life
✓
1)
Pressure breather valve
✓
✓
✓
✓
✓
G45
Oil expansion unit
✓
✓
✓
✓
G47
Oil sight glass
✓
✓
✓
G34
Magnetic oil drain screw
✓
✓
✓
✓
G53
Oil drain valve, straight
✓
✓
✓
✓
G54
Oil drain valve, angled
✓
✓
✓
✓
G55
Worm gearboxes S
Size
09
19
29
Lubricated for life
✓
✓
✓
1)
Helical worm gearboxes for all mounting positions are equipped with a pressure breather valve.
© Siemens AG 2015