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BRONZE
OUTPUT TORQUE (Nm)
FINAL
R.P.M.
COMPOSITE
BRONZE
COMPOSITE
BRONZE
COMPOSITE
BRONZE
COMPOSITE
RATIO
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 or T.E.F.C. (IP 54)
Gearbox Type:
MBM
Speed Range: 0.5 ­ 30 r.p.m.
Voltage, Construction, Connections, Motor Performance
Specifications and Optional Extras
see pages 6, 8 and 10 for full details.
(1 Nm = 8.85 lbs. ins.) (1 Nm = 10.2 cmkp)
Gearbox
Specification
Motor Speed
1400 r.p.m.
SD 21 MBM
(1 Phase Only)
SD 8 MBM ­ SD 38 MBM
SD 28 MBM ­ SD 29 MBM
Shaded Pole (Vent)
Motor Rating
8 watts
Permanent Capacitor
Motor Rating
8 watts
1 or 3 Phase
Motor Rating
35 watts
1 or 3 Phase
Motor Rating
55 watts
0.5
0.6
0.75
0.8
0.9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
24
26
30
2880:1
2376:1
1933:1
1800:1
1620:1
1440:1
720:1
479:1
360:1
287:1
240:1
209:1
178:1
160:1
145:1
129:1
117:1
111:1
103:1
94:1
89:1
86:1
78:1
75:1
70:1
58:1
53:1
47:1
8.5
8.5
8.5
9
9
9
9
6.8
5.7
4.5
4.1
4
3.8
3.6
3.4
3.2
3
2.7
2.6
2.4
2.3
2
1.9
1.7
1.6
1.5
1.4
1.1
11.8
11.8
11.8
11.8
11.8
11.8
­
­
­
8.5
8.5
8.5
9
9
9
9
6.8
5.7
4.5
4.1
4
3.8
3.6
3.4
3.2
3
2.7
2.6
2.4
2.3
2
1.9
1.7
1.6
1.5
1.4
1.1
11.8
11.8
11.8
11.8
11.8
11.8
­
­
­
8.5
8.5
8.5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8.6
7.9
7.2
6.6
6.1
5.5
5
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
­
­
­
8.5
8.5
8.5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8.6
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.3
10.4
9.4
8.6
BRONZE
OUTPUT TORQUE (Nm)
FINAL
R.P.M.
COMPOSITE
BRONZE
COMPOSITE
BRONZE
COMPOSITE
RATIO
Gearbox
Specification
Motor Speed
1400 r.p.m.
1 Phase
Capacitor Start
Induction Run
Motor Rating
95 watts
1 Phase
Capacitor
Motor Rating
100 watts
3 Phase
Motor Rating
125 watts
SD 18 MBM
SD 13 MBM ­ SD 18 MBM
0.5
0.6
0.75
0.8
0.9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
24
26
30
2880:1
2376:1
1933:1
1800:1
1620:1
1440:1
720:1
479:1
360:1
287:1
240:1
209:1
178:1
160:1
145:1
129:1
117:1
111:1
103:1
94:1
89:1
86:1
78:1
75:1
70:1
58:1
53:1
47:1
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8.5
7.9
7.4
6.8
6.2
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
10.7
9.6
-
-
-
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
10.7
10.1
9.5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
SD 21 MBM
SD 38 MBM
24