General
LR1 series thermal relay is suitable for thermal protection in the circuit with AC 50 or 60Hz, voltage up to 660V, motor power up to 45KW or less. It has differential attachment and automatic temperature compensating function. It can be fixed on to contactor and can also be fixed independently.
The product is made in accordance with IEC292-1.
Technical Parameters
| Ratings | Adjuxting range
of current (A) | Control power (AC3)(KW) | Plug in contactor |
| 220V | 380V | 415V | 440V | 660V |
| LR1-D09301 | 0.1~0.16 |
|
|
|
|
| LC1-D09-25 |
| LR1-D09302 | 0.16~0.25 |
|
|
|
|
| LC1-D09-25 |
| LR1-D09303 | 0.25~0.40 |
|
|
|
|
| LC1-D09-25 |
| LR1-D09304 | 0.40~0.63 |
|
|
|
| 0.37 | LC1-D09-25 |
| LR1-D09305 | 0.63~1 |
|
|
|
| 0.55 | LC1-D09-25 |
| LR1-D09306 | 1~1.6 |
| 0.37 |
| 0.55 | 0.7~1.1 | LC1-D09-25 |
| LR1-D09307 | 1.6~2.5 | 0.37 | 0.55~0.75 | 1.1 | 0.75~1.1 | 1.5 | LC1-D09-25 |
| LR1-D09308 | 2.5~4 | 0.55~0.75 | 1.1 ~1.5 | 1.5 | 1.5 | 2.2~3 | LC1-D09-25 |
| LR1-D09310 | 4~6 | 1.1 | 2.2 | 2.2 | 2.2 | 4 | LC1-D09-25 |
| LR1-D09312 | 5.5~8 | 1.5 | 3 | 3~3.7 | 3~3.7 | 5.5 | LC1-D09-25 |
| LR1-D09314 | 7~10 | 2.2 | 4 | 4 | 4 | 7.5 | LC1-D09-25 |
| LR1-D09316 | 10~13 | 3 | 5.5 | 5.5 | 5.5 | 10 | LC1-D09-25 |
| LR1-D09321 | 13~18 | 4 | 7.5 | 9 | 9 | 15 | LC1-D09-25 |
| LR1-D09322 | 18~25 | 5.5 | 11 | 11 | 11 | 18.5 | LC1-D09-25 |
| LR1-D09353 | 23~32 | 7.5 | 15 | 15 | 15 | 22 | LC1-D40, 50, 60 |
| LR1-D09355 | 30~40 | 10 | 18.5 | 22 | 22 | 30 | LC1-D40, 50, 60 |
| LR1-D09357 | 38~50 | 11 | 22 | 25 | 25 | 37 | LC1-D40, 50, 60 |
| LR1-D09359 | 48~57 | 15 | 25 | 30 | 30 | 45 | LC1-D40, 50, 60 |
| LR1-D09361 | 57~66 | 18.5 | 30 | 37 | 37 | 55 | LC1-D40, 50, 60 |
| LR1-D09363 | 63~80 | 22 | 33~37 | 40~45 | 40~45 | 59~63 | LC1-D80 |
Yueqing Lovadon Electric Co., Ltd.
