RELAY >> THERMAL RELAY
LRD
 

                LRD13                              LRD23                            LRD33

Application
This series of thermal overload relay can be used in the circuit of 50Hz or 60Hz, rated insulation voltage 660V, rated current 0.1-140A for protecting the phase break when the electric motor is overload.
The relay has different mechanism and temperature compensation & can be pluged in LRD series AC contactor. It is the most advanced thermal relay in the nineties in the world. The products comply with IEC 60947-5.
 
Specifications
Type
Rated working curren
Thermal component
Rated current (A)
Regular or scale of rated current (A)
LRD13
25
LRD           
1301
0.16
0.10-0.16
1302
0.25
0.16-0.25
1303
0.40
0.25-0.40
1304
0.63
0.40-0.63
1305
1.0
0.63-1.0
1306
1.6
1.0-1.6
1307
2.5
1.6-2.5
1308
4.0
2.5-4.0
1310
6.0
4.0-6.0
1312
8.0
5.5-8.0
1314
10.0
7.0-10.0
1316
13.0
9.0-13.0
1321
18.0
12.0-18.0
1322
25.0
17.0-25.0
LRD23
38
LRD
2353
32
23.0-32.0
2355
38
28.0-36.0
LRD33
140
LRD
3353
32
23.0-32.0
3355
40
30.0-40.0
3357
50
37.0-50.0
3359
65
48.0-65.0
3361
70
55.0-70.0
3363
80
63.0-80.0
3365
104
80.0-104.0
3367
120
95.0-120.0
3369
140
110.0-140.0
LRD43
140
LRD
4365
104
80.0-104.0
4367
120
95.0-120.0
4369
140
110.0-140.0