YEJ Series Electromagnetic Braking Three Phase Asynchronous Motors
Raydafon Group's YEJ Series Electromagnetic Braking Three Phase Asynchronous Motors deliver reliable, instant stopping power for industrial applications, ideal for machinery like conveyors and hoists. With superior durability, energy efficiency, and smooth operation, these motors enhance safety and productivity, solving downtime issues. Unique electromagnetic braking ensures precise control, outperforming standard models. Trust Raydafon for robust performance that empowers your operations.
The new series YEJ motors are full-closed, fan-cooling squirrel-cage three phase asynchronous ones with disc D.C electromagnetic brakes, nation-widely unified and designed. The series YEJ motors have advantages of high efficiency, high starting torque, quick braking, less vibration, low noise. According with IEC standard, their mounting sizes are as same as the series "y". In addition, the brake has a hand reliving device, which makes it not only have function of hand reliving, but also have function of electro tripping. The series YEJ motors are suitable for main shaft transmissions and auxiliary transmissions which are required quickly to stop, exactly to position, reciprocatedly to rotate, transport, package, food, print, construction, textile, woodworking, retarding, metallurgical and forging machineries, etc. The D.C disc brake of the series YEJ motor is mounted on shaft-extending end. Turn on the motor, the brake will operate at the same tine. By the action of electromagnetic attraction, the electromagnetic will attract the armature, the spring will be compressed to make the braking disc separate from the armature and cover, and the motor starts to rotate. And turn off the motor, the electromagnet of the brake will lose attraction, the spring will push the armature to make it press the braking disc tightly, and the motor will stop working immediately by the action of the friction force moment. The rated voltage and frequency of the series YEJ motors are respectively 380V, 50Hz. A rectifier within the wiring box supplies power for the brake.
OPERATION CONDITIONSo Surrounding Temperature: not higher than 40. Altitude: not higher than the sea level elevation of 1000 meters.Relative Humidity: not higher than 95G. Rate Voltage: 380V. Rate Frequency: 50 Hz. Connection: " Y "type for 3 KW and downwards, and "D"type for 4 KW and upwards. Operation Mode: continuing(S1).
Type
Rated
Output
kw
Full Load
Locked
Rotor
Current
Locked
Torque
Max.
Torque
Full
Load
Braking
Moment
N.M
Rotational
Inertia
Moment
GD kgf.
Max
Braking
Time
at No-load S
Brake
Power
W
Weight
kg
Speed
r/min
Rated
Current
A
Eff.%
Power
Factor
Cosø
Full
Load
Current
Full
Load
Torque
Full
Load
Torque
Synchronous Speed 3000 rmp
YEJ801-2
0.75
2830
1.9
73
0.84
6.5
2.2
2.3
7.5
0.00428
0.2
50
20
YEJ802-2
1.1
2830
2.6
76
0.86
7
7.5
0.00496
0.2
50
21
YEJ90S-2
1.5
2840
3.4
79
0.85
15
0.0074
0.25
60
26
YEJ90L-2
2.2
2840
4.7
82
0.86
15
0.00933
0.25
60
29
YEJ100L-2
3
2880
6.4
82
0.87
30
0.01064
0.3
80
39
YEJ112M-2
4
2890
8.2
85.5
0.87
40
0.03199
0.35
110
53
YEJ132S1-2
5.5
2900
11.1
85.5
0.88
2
75
0.06434
0.4
130
85
YEJ132S2-2
7.5
2900
15
86.2
0.88
75
0.0724
0.4
130
90
YEJ160M1-2
11
2930
21.8
87.2
0.88
150
0.22853
0.5
150
146
YEJ160M2-2
15
2930
29.4
88.2
0.88
150
0.26623
0.5
150
153
YEJ160L-2
18.5
2930
35.5
89
0.89
2.2
150
0.316
0.5
150
175
Synchronous Speed 1500 rmp
YEJ801-4
0.55
1390
1.5
73
0.76
6
2.4
2.3
7.5
0.00866
0.2
50
20
YEJ802-4
0.75
1390
2
74.5
0.76
2.3
7.5
0.01073
0.2
50
21
YEJ90S-4
1.1
1400
2.8
78
0.78
6.5
15
0.01132
0.25
60
27
YEJ90L-4
1.5
1400
3.7
79
0.79
15
0.0143
0.25
60
30
YEJ100L1-4
2.2
1420
5
81
0.82
7
2.2
30
0.02733
0.3
80
39
YEJ100L2-4
3
1420
6.8
82.5
0.81
30
0.03506
0.3
80
44
YEJ112M-4
4
1440
8.8
84.5
0.82
40
0.04969
0.35
110
55
YEJ132S-4
5.5
1440
11.6
85.5
0.84
75
0.11584
0.4
130
80
YEJ132M-4
7.5
1440
15.4
87
0.85
75
0.15404
0.4
130
95
YEJ160M-4
11
1460
22.6
88
0.84
150
0.3986
0.5
150
150
YEJ160L-4
15
1460
30.7
88.5
0.85
150
0.68288
0.5
150
170
Synchronous Speed 1000 rmp
YEJ90S-6
0.75
910
2.3
72.5
0.7
5.5
2
2.2
15
0.01514
0.25
60
27
YEJ90L-6
1.1
910
3.2
73.5
0.72
15
0.01815
0.25
60
28
YEJ100L-6
1.5
940
4
77.5
0.74
6
30
0.03573
0.3
80
37
YEJ112M-6
2.2
940
5.6
80.5
0.74
40
0.07639
0.35
110
51
YEJ132S-6
3
960
7.2
83
0.76
6.5
75
0.15437
0.4
130
81
YEJ132M1-6
4
960
9.4
84
0.77
75
0.1906
0.4
130
90
YEJ132M2-6
5.5
960
12.6
85.3
0.78
75
0.2384
0.4
130
100
YEJ169M-6
7.5
970
17
86
0.78
2
150
0.45813
0.5
150
150
YEJ160L-6
11
970
24.6
87
0.78
150
0.59078
0.5
150
170
Synchronous Speed 750 rmp
China speed reducer manufacturer, chinese speed reducer supplier, produce: worm reducer,worm gearbox,planetary gearbox,cycloidal speed reducer,variators,helical gear,sprial bevel gears,agricultural gearbox,marine gearbox,tractor gears,truck gears,electric motors,Screw actuators. We can produce as per customer's drawing or sample. Please feel free to send us your detail enquiries. E-mail: [email protected]
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