Installation and Operational Instructions for
EAS
®
-Compact
®
overload clutch Type 49_._ _4._
Sizes 01 to 3
(B.4.14.1.EN)
13/11/2017 GC/NU/GH/SU
Chr. Mayr GmbH + Co. KG
Eichenstraße 1, D-87665 Mauerstetten, Germany
Tel.: +49 8341 804-0, Fax: +49 8341 804-421
Page 5 of 19
General Technical Data
Table 1
Limit torque for overload M
G
Size
Type 490.5_4._
[Nm]
Type 490.6_4._
[Nm]
Type 490.7_4._
[Nm]
Type 490.8_4._
[Nm]
Max. speed
[rpm]
01
5
– 12.5
10
– 25
20
– 50
25
– 62.5
8000
0
10
– 25
20
– 50
40
– 100
50
– 125
7000
1
20
– 50
40
– 100
80
– 200
100
– 250
6000
2
40
– 100
80
– 200
160
– 400
200
– 500
5000
3
80
– 200
160
– 400
320
– 800
400
– 1000
4000
Table 2
Thrust washer stroke
(Fig. 1; Item 3)
on overload
[mm]
Bore from
– to
Size
Hub (1) with cone bushing (15)
Ø d
[mm]
Hub (1) with keyway
Ø d
p
[mm]
01
2.0
10
– 20
12
– 20
0
2.6
15
– 25
15
– 25
1
3.2
22
– 35
22
– 30
2
3.8
32
– 45
28
– 40
3
4.5
35
– 55
32
– 50
Table 3
Type 49_.5_4._
Type 49_.6_4._
Type 49_.7_4._
Type 49_.8_4._
Size
Maximum
torque
M
G
[Nm]
Inspection
dimension "a"
(Fig. 10)
at approx.
70 % M
G
[mm]
Maximum
torque
M
G
[Nm]
Inspection
dimension "a"
(Fig. 10)
at approx.
70 % M
G
[mm]
Maximum
torque
M
G
[Nm]
Inspection
dimension "a"
(Fig. 10)
at approx.
70 % M
G
[mm]
Maximum
torque
M
G
[Nm]
Inspection
dimension "a"
(Fig. 10)
at approx.
70 % M
G
[mm]
01
12.5
4.4
25
3.7
50
2.2
62.5
1.4
0
25
4.7
50
3.8
100
1.8
125
0.8
1
50
5.1
100
4.0
200
1.5
250
0.3
2
100
6.6
200
5.3
400
2.5
500
1.1
3
200
5.0
400
3.1
800
-0.4
1000
-2.1
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
01
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.
