Installation and Operational Instructions for EAS
®
-compact
®
Ratchetting clutch, Type 49_._ _0._
Sizes 01 to 3
Synchronous clutch, Type 49_._ _5._
Sizes 01 to 3
(B.4.14.EN)
17/03/2021 TK/NU/GC/GF/SU
Chr. Mayr GmbH + Co. KG
Eichenstraße 1, D-87665 Mauerstetten, Germany
Phone: +49 8341 804-0, Fax: +49 8341 804-421
Page 5 of 22
General Technical Data
Table 1
Limit torque for overload M
G
Size
Type 490.5_ _._
[Nm]
Type 490.6_ _._
[Nm]
Type 490.7_ _._
[Nm]
Type 490.8_5._
1)
[Nm]
Max.
speed
[rpm]
01
5
– 12.5
10
– 25
20
– 50
25
– 62.5
4000
0
10
– 25
20
– 50
40
– 100
50
– 125
3000
1
20
– 50
40
– 100
80
– 200
100
– 250
2500
2
40
– 100
80
– 200
160
– 400
200
– 500
2000
3
70
– 175
140
– 350
280
– 700
350
– 875
1500
2)
1)
Only available in synchronous design, max. speed = 250 rpm.
2)
The max. speed is 1200 rpm for Type 490.7_ _._ .
Table 2
Thrust washer
(Fig. 1; Item 3)
stroke on overload
[mm]
Bore from
– to
Size
Hub (1) with cone bushing (13)
Ø d
[mm]
Hub (1) with keyway
Ø d
p
[mm]
01
1.2
10
– 20
12
– 20
0
1.5
15
– 25
15
– 25
1
1.8
22
– 35
22
– 30
2
2.0
32
– 45
28
– 40
3
2.2
35
– 55
32
– 50
Table 3
Type 49_.5_ _._
Type 49_.6_ _._
Type 49_.7_ _._
Type 49_.8_5._
Size
Maximum
torque
M
G
[Nm]
Inspection
dimension
"a”
3)
(Figs. 11/12)
at approx.
70 % M
G
[mm]
Maximum
torque
M
G
[Nm]
Inspection
dimension
"a”
3)
(Figs. 11/12)
at approx.
70 % M
G
[mm]
Maximum
torque
M
G
[Nm]
Inspection
dimension
"a”
3)
(Figs. 11/12)
at approx.
70 % M
G
[mm]
Maximum
torque
M
G
[Nm]
Inspection
dimension
"a”
3)
(Figs. 11/12)
at approx.
70 % M
G
[mm]
01
12.5
5.7 (10.7)
25
6.5 (11.5)
50
8.1 (13.1)
62.5
8.9 (13.9)
0
25
5.9 (10.9)
50
6.9 (11.9)
100
8.9 (13.9)
125
9.9 (14.9)
1
50
5.8 (12.8)
100
7.0 (14.0)
200
9.4 (16.4)
250
10.6 (17.6)
2
100
7.9 (12.9)
200
9.3 (14.3)
400
12.1 (17.1)
500
13.5 (18.5)
3
175
7.0 (15.0)
350
8.8 (16.8)
700
12.5 (20.5)
875
14.3 (22.3)
3)
The values in brackets are valid for adjusting nuts with radial clamping (optional / page 17).
Table 4
Size
Max. permitted bearing loads
Axial forces
[N]
Radial forces [N]
Transverse force torques
4)
[Nm]
Permitted
ambient temperature
1-bearing design
2-bearing design
2
650
650
1000
5
-20 °C to +80 °C
0
1000
1000
1500
10
-20 °C to +80 °C
1
1500
1500
2250
20
-20 °C to +80 °C
2
2400
2400
3600
30
-20 °C to +80 °C
3
4200
4200
6300
40
-20 °C to +80 °C
4)
Torques, which put strain on the deep groove ball bearing due to the non-centric axial forces having an effect on the pressure flange.
