
Installation and Operational Instructions for
ROBA
®
-ES Couplings Type 94_._ _ _._ Sizes 14
– 65
(B.9.6.EN)
11/03/2022 TK/GH/GC/MD
Chr. Mayr GmbH + Co. KG
Eichenstraße 1, D-87665 Mauerstetten, Germany
Phone: +49 8341 804-0, Fax: +49 8341 804-421
Page 9 of 29
Table 6: Technical Data for Design with Split Clamping Hub (Item 3 / Fig. 1)
Size
14
19
24
28
38
42
48
55
65
Minimum bore
[mm]
8
8
10
14
18
22
22
40
45
Maximum bore
[mm]
16
25
32
38
45
50
55
70
80
Maximum speed
[rpm]
12600
9300
7000
5600
4700
4000
3700
3300
3000
Clamping screw thread
M3 (M4)
2)
M6 (M5)
3)
M6
M8
M8
M10
M12
M12
M12
Clamping screw tightening torques [Nm]
1.4 (3)
2)
10 (8)
3)
10
25
25
48
84
84
84
2)
Values in brackets valid for bore > 15 mm
3)
Values in brackets valid for bore > 20 mm (screw property class 12.9)
Size
Bores on split clamping hubs and respective frictionally-locking transmittable torques T
R
[Nm]
Suitable for H7 / g6
(with larger fit clearance, the transmittable torque is reduced)
Ø 8
Ø 9
Ø 10
Ø 11
Ø 12
Ø 14
Ø 15
Ø 16
Ø 18
Ø 19
Ø 20
Ø 22
Ø 24
Ø 25
Ø 28
Ø 30
Ø 32
Ø 35
14
4
4.5
5
5.5
6
7
7.5
15.5
-
-
-
-
-
-
-
-
-
-
19
18
20
23
25
27
32
34
36
41
43
45
51
56
58
-
-
-
-
24
-
-
23
25
27
32
34
36
41
43
45
50
54
57
63
68
73
-
28
-
-
-
-
-
58
62
66
75
79
83
91
100
104
116
124
133
145
38
-
-
-
-
-
-
-
-
75
79
83
91
100
104
116
124
133
145
42
-
-
-
-
-
-
-
-
-
-
-
144
157
163
183
196
203
229
48
-
-
-
-
-
-
-
-
-
-
-
210
229
239
267
287
306
334
55
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
65
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Size
Ø 38
Ø 40
Ø 42
Ø 45
Ø 48
Ø 50
Ø 52
Ø 55
Ø 58
Ø 60
Ø 62
Ø 65
Ø 68
Ø 70
Ø 72
Ø 75
Ø 78
Ø 80
14
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
19
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
24
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
28
158
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
38
158
166
174
187
-
-
-
-
-
-
-
-
-
-
-
-
-
-
42
248
261
274
294
314
327
-
-
-
-
-
-
-
-
-
-
-
-
48
363
382
401
430
458
478
497
525
-
-
-
-
-
-
-
-
-
-
55
-
382
401
430
458
478
497
525
554
573
592
621
649
669
-
-
-
-
65
-
-
-
430
458
478
497
525
554
573
592
621
649
669
688
716
745
764