OUTPUT TORQUE (Nm)
FINAL
R.P.M.
FINAL
R.P.M.
OUTPUT TORQUE (Nm)
RATIO
In Line Reduction Multi-Spur Gear Units
1 or 3 Phase Induction Motors Constant Speed
Enclosures: Standard Ventilated Internal Fan Cooled (IP 20)
Alternative Totally Enclosed (IP 50) with Terminal Box or T.E.F.C. (IP 54)
Gearbox Type:
SIS
Speed Range: 3 127 r.p.m.
SD 41 SISF
SD 41 SIS with brake
SD 8 SIS (T.E.F.C.)
Voltage, Construction, Connections, Motor Performance
Specifications and Optional Extras
see pages 6 and 8 for full details.
(1 Nm = 8.85 lbs. ins.) (1 Nm = 10.2 cmkp)
Gearbox
Specification
Motor Speed
1400 r.p.m.
1 Phase
Motor Rating
8 watts
1 or 3 Phase
Motor Rating
10 watts
1 or 3 Phase
Motor Rating
35 watts
SD 21 SIS
SD 41 SIS
SD 8 SIS SD 38 SIS
SD 38 SIS
4.6
6
8
11
15
20
26
48
64
303:1
228:1
172:1
129:1
94:1
71:1
53:1
29:1
22:1
7.9
7.9
6.6
5.5
4.5
3.6
2.7
1.7
1.24
7.9
7.9
7.5
6.4
5.2
4.2
3.2
1.9
1.5
7.9
7.9
7.9
7.9
7.9
7.9
7.9
5.7
4.5
RATIO
Gearbox
Specification
Motor Speed
2800 r.p.m.
1 Phase
Motor Rating
20 watts
1 or 3 Phase
Motor Rating
25 watts
1 or 3 Phase
Motor Rating
60 watts
SD 21 SIS
SD 41 SIS
SD 8 SIS SD 38 SIS
9.2
12
16
22
30
39.4
53
97
127
303:1
228:1
172:1
129:1
94:1
71:1
53:1
29:1
22:1
7.9
7.9
6.3
5.4
4.5
3.6
2.7
1.7
1.25
7.9
7.9
7.9
6.8
5.7
4.5
3.4
2
1.6
7.9
7.9
7.9
7.9
7.9
7.9
7.9
4.8
3.8
OUTPUT TORQUE (Nm)
FINAL
R.P.M.
RATIO
Gearbox
Specification
Motor Speed
900 r.p.m.
1 Phase
Motor Rating
10 watts
3 Phase
Motor Rating
15 watts
SD 8 SIS SD 38 SIS
3
4
5.2
7
9.6
12.7
17
31
41
303:1
228:1
172:1
129:1
94:1
71:1
53:1
29:1
22:1
7.9
7.9
7.9
7.9
7.3
5.8
4.4
2.6
2.1
7.9
7.9
7.9
7.9
7.9
7.9
7.2
4.3
3.3
32