FINAL
R.P.M.
BRONZE
OUTPUT TORQUE (Nm)
COMPOSITE
COMPOSITE
COMPOSITE
INT
RATIO
FINAL
In Line Double Reduction Worm 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 (IP 54)
Gearbox Type:
SIW
Speed Range: 1 164 r.p.m.
SD 21 SIW
SD 41 SIW
SD 8 SIW
SD 38 SIW
Voltage, Construction, Connections, Motor Performance
Specifications and Optional Extras
see pages 6 and 8 for full details.
Minimum speed of 0,30 r.p.m. obtainable on request, using 900 r.p.m. motor.
(1 Nm = 8.85 lbs. ins.) (1 Nm = 10.2 cmkp)
Gearbox
Specification
Motor Speed
1400 r.p.m.
1 Phase
Capacitor
Motor Rating
8 watts
1 or 3 Phase
Motor Rating
10 watts
1 or 3 Phase
Motor Rating
35 watts
SD 21 SIW
SD 41 SIW
SD 8 SIW
SD 38 SIW
1
2
3
4
5
6
7
8
9
10
13
15
17
20
23
27
32
36
40
44
52
65
82
54:1
27:1
18 1/2:1
14 1/2:1
11 1/3:1
9 1/3:1
8 1/3:1
7 1/4:1
6 1/4:1
5 1/6:1
5 1/6:1
11 1/3:1
10 1/3:1
8 1/3:1
7 1/4:1
6 1/4:1
5 1/6:1
6 1/4:1
4 1/8:1
5 1/6:1
5 1/6:1
4 1/8:1
4 1/8:1
25:1
25:1
25:1
25:1
25:1
25:1
25:1
25:1
25:1
25:1
20 1/2:1
8 1/3:1
8 1/3:1
8 1/3:1
8 1/3:1
8 1/3:1
8 1/3:1
6 1/4:1
8 1/3:1
6 1/4:1
5 1/6:1
5 1/6:1
4 1/8:1
7
7
7
6.6
5.4
4.8
4.3
3.9
3.4
2.9
2.7
2.5
2.3
2
1.8
1.6
1.4
1.2
1
0.8
0.7
0.5
0.4
7
7
7
7
6.3
5.5
5
4.5
4
3.4
3
2.9
2.7
2.4
2
1.8
1.6
1.3
1.1
1
0.8
0.6
0.5
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
6.3
5.5
4.8
4.1
3.4
2.8
2.3
1.8
11.3
11.3
11.3
11.3
11.3
11.3
11.3
11.3
11.3
11.3
10.9
10
9.2
8.2
7.3
FINAL
R.P.M.
BRONZE
OUTPUT TORQUE (Nm)
COMPOSITE
COMPOSITE BRONZE COMPOSITE
INT
RATIO
FINAL
Gearbox
Specification
Motor Speed
2800 r.p.m.
1 Phase
Capacitor
Motor Rating
20 watts
1 or 3 Phase
Motor Rating
25 watts
1 or 3 Phase
Motor Rating
60 watts
SD 21 SIW
SD 41 SIW
SD 8 SIW
SD 38 SIW
2
4
6
8
10
12
14
21
26
30
33
40
46
54
65
72
81
87
105
131
164
54:1
27:1
18 1/2:1
14 1/2:1
11 1/3:1
9 1/3:1
8 1/3:1
5 1/6:1
5 1/6:1
11 1/3:1
10 1/3:1
8 1/3:1
7 1/4:1
6 1/4:1
5 1/6:1
6 1/4:1
4 1/8:1
5 1/6:1
5 1/6:1
4 1/8:1
4 1/8:1
25:1
25:1
25:1
25:1
25:1
25:1
25:1
25:1
20 1/2:1
8 1/3:1
8 1/3:1
8 1/3:1
8 1/3:1
8 1/3:1
8 1/3:1
6 1/4:1
8 1/3:1
6 1/4:1
5 1/6:1
5 1/6:1
4 1/8:1
7
7
7
7
6.5
5.5
5.1
3.4
3.1
3
2.7
2.3
2.1
1.8
1.6
1.5
1.2
1
0.8
0.6
0.5
7
7
7
7
7
7
6.5
4.3
4
3.8
3.6
2.9
2.6
2.3
2
1.8
1.6
1.2
1
0.8
0.6
11.3
11.3
11.3
9.7
8.1
7
7
7
7
7
7
7
7
7
7
7
7
6.3
5.7
4.9
4.5
3.8
2.9
2.4
1.9
1.5
11.3
11.3
11.3
11.3
11.3
11.3
11.3
10.3
9.6
9.2
8.4
26