SEW EURODRIVE
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88
PS.F
series
Features
–
Low backlash planetary servo gear units
–
Designed for nominal torques from 25 Nm to 3 000 Nm
–
Available in three output variants:
- PSF = B5 output flange, smooth solid shaft (without key)
- PSKF = B5 output flange, solid shaft with key
- PSBF = B5 output, flange block shaft according to EN ISO 9409
–
Life-long lubrication
–
High permitted overhung loads
Type
Size
singLe-stage/
two-stage
Torque cLass
Nm
Overhung Load
range
N
Gear unit
ratios
i
RotationaL cLearance ‘
(singLe-stage/two-stage)
Standard
Optional
Reduced
(../R)
Minimized
(../M)
PS(K)F
121 / 122
25
1 900 – 2 000
single-stage
1)
3
2)
, 4, 5, 7, 10
two-stage
1)
16, 20, 25, 28,
35, 40, 49, 70,
100
8' / 10'
4' / 6'
2' / 3'
221 / 222
55
1 720 – 2 680
6' / 8'
3' / 4'
1' / 2'
321 / 322
110
4 380 – 5 480
521 / 522
300
6 150 – 9 610
621 / 622
600
13 400 – 14 200
4' / 6'
2' / 3'
1' / 1'
721 / 722
1 000
25 700 – 35 900
821 / 822
1 750
51 400 – 62 800
921 / 922
3 000
55 000 – 83 300
PSBF
221 / 222
55
1 530 – 5 000
single-stage
5, 7, 10
two-stage
15
3)
, 20, 25, 35,
49, 70, 100
6' / 8'
3' / 4'
1' / 2'
321 / 322
110
8 580 – 25 000
521 / 522
300
13 900 – 40 000
621 / 622
600
20 800 – 60 000
4' / 6'
2' / 3'
1' / 1'
721 / 722
1 000
37 900 – 120 000
821 / 822
1 750
66 100 – 180 000
1)
Other gear ratios on request
2)
Only for PS(K)F 121 / 521
3)
Only for PSBF 322 / 522
Gear units
Planetary servo gear units
1.2 Servo gear units