1. Applications of RFT Thermal Relay:
RFT series relay is suitable for thermal protection in the circuit with AC 50or 60Hz, voltage up to 660V, motor power up to 45K or less. It has differentattachment and temperature compensating function. It can be fixed ontocontactor and can also be fixed independently. The product is made inaccordance with IEC292-1 RFT series thermal relay and has kinds of species, 9A,12A, 16A, 25A, 40A, 63A, 80A.
2. Specifications of RFT Thermal Relay:
Type | Adjusting range of current (A) | Control power(AC)(KW) | ||||
220V | 380V | 415V | 440V | 660V | ||
RFT 09301 | 0.1-0.16 |
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RFT 09302 | 0.16-0.25 |
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RFT 09303 | 0.25-0.40 |
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RFT 09304 | 0.40-0.63 |
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RFT 09305 | 0.63-1 |
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| 0.55 |
RFT 09306 | 1-1.6 |
| 0.37. |
| 0.55 | 0.7-1.1 |
RFT 09307 | 1.6-2.5 | 0.37 | 0.55-0.75 | 1.1 | 0.55-0.75 | 1.5 |
RFT 09308 | 2.5-4 | 0.55-0.75 | 1.1-1.5 | 1.5 | 1.5 | 2.2-3 |
RFT 09310 | 4-6 | 1.1 | 2.2 | 2.2 | 2.2 | 4 |
RFT 09312 | 5.5-8 | 1.5 | 3 | 3 | 3 | 5.5 |
RFT 09314 | 7-10 | 2.2 | 4 | 4 | 4 | 7.5 |
RFT 09316 | 10-13 | 3 | 5.5 | 5.5 | 5.5 | 10 |
RFT 16321 | 13-18 | 4 | 7.5 | 9 | 9 | 1.5 |
RFT 25322 | 19-25 | 5.5 | 11 | 1 | 1 | 18.5 |
RFT 40353 | 23-32 | 7.5 | 15 | 15 | 15 | 22 |
RFT 40355 | 30-40 | 10 | 18.5 | 2 | 2 | 30 |
RFT 63357 | 38-50 | 11 | 22 | 25 | 25 | 37 |
RFT 63359 | 48-57 | 15 |
| 30 | 30 | 45 |
RFT 63361 | 57-66 | 18.5 |
| 37 | 37 | 55 |
RFT 80363 | 63-80 | 22 |
| 33-37 | 33-37 | 59-63 |
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