Factory supplied R305 Motor Starter - 3UA overload relay – Simply Buy Detail:
| Type | Rated operat ing current(A) |
Rated voltage(V) |
Current Setting range | |
| S3UA-50 | 12.5 | 690 | 0.1-0.1,0.16-0.25,0.25-0.4,0.32-0.63,0.63-0.1,0.8-1.25,1-1.6 1.25-2,1.6-2.5,2-3.2,2.5-4,3.2-5,4-6.3,5-8,6.3-10,8-12.5 |
|
| S3UA-52 | 25 | 690 | 0.1-0.1,0.16-0.25,0.25-0.4,0.32-0.63,1.63-1,0.8-1.25,1-1.6 1.25-2,1.6-2.5,2-3.2,2.5-4,3.2-5,4-6.3,5-8,6.3-10,8-12.5 10-16,12.5-20,16-25 |
|
| S3UA-54 | 32 | 690 | 4-6,6.3-10,10-16,12.5-20,16-25,20-32 | |
| S3UA-58 | 80 | 690 | 16-25,20-32,25-40,32-50,40-57,50-63,57-70,63-80 | |
| S3UA-59 | 63 | 690 | 0.1-0.16,0.16-0.25,0.25-0.4,0.4-0.63,1.63-1,0.8-1.25,1-1.6,1.25-2 1.6-2.5,2-3.2,2.5-4,3.2-5,4-6.3,5-8,6.3-10,8-12.5,10-16,12.5-20 16-25,20-32,25-40,32-45,40-57,50-63 |
|
| S3UA-62 | 180 | 690 | 55-80,63,90,80-110,90-120,110-135,120-150,135-160,150-180 | |
| S3UA-66 | 400 | 1000 | 80-125,125-200,200-320,250-400 | |
| S3UA-68 | 630 | 1000 | 320,-500,400-630 | |
| Family | OEM Part no. | amp min | amp max | Contactors suitable for |
| 3UA50 | 3UA50-40-0A | 0.1 | 0.16 | 3TF30, 3TF31, 3TF40, 3TF41, 3TB40, 3TB41 |
| 3UA50-40-0C | 0.16 | 0.25 | ||
| 3UA50-40-0E | 0.25 | 0.4 | ||
| 3UA50-40-0G | 0.4 | 0.63 | ||
| 3UA50-40-0J | 0.63 | 1 | ||
| 3UA50-40-0K | 0.8 | 1.25 | ||
| 3UA50-40-1A | 1 | 1.6 | ||
| 3UA50-40-1B | 1.25 | 2 | ||
| 3UA50-40-1C | 1.6 | 2.5 | ||
| 3UA50-40-1D | 2 | 3.2 | ||
| 3UA50-40-1E | 2.5 | 4 | ||
| 3UA50-40-1F | 3.2 | 5 | ||
| 3UA50-40-1G | 4 | 6.3 | ||
| 3UA50-40-1H | 5 | 8 | ||
| 3UA50-40-1J | 6.3 | 10 | ||
| 3UA50-40-1K | 8 | 12.5 | ||
| 3UA50-40-2S | 10 | 14.5 | ||
| 3UA52 | 3UA52-40-0A | 0.1 | 0.16 | 3TF30, 3TF31, 3TF40, 3TF41, 3TB40, 3TB41 |
| 3UA52-40-0C | 0.16 | 0.25 | ||
| 3UA52-40-0E | 0.25 | 0.4 | ||
| 3UA52-40-0G | 0.4 | 0.63 | ||
| 3UA52-40-0J | 0.63 | 1 | ||
| 3UA52-40-0K | 0.8 | 1.25 | ||
| 3UA52-40-1A | 1 | 1.6 | ||
| 3UA52-40-1B | 1.25 | 2 | ||
| 3UA52-40-1C | 1.6 | 2.5 | ||
| 3UA52-40-1D | 2 | 3.2 | ||
| 3UA52-40-1E | 2.5 | 4 | ||
| 3UA52-40-1F | 3.2 | 5 | ||
| 3UA52-40-1G | 4 | 6.3 | ||
| 3UA52-40-1H | 5 | 8 | ||
| 3UA52-40-1J | 6.3 | 10 | ||
| 3UA52-40-1K | 8 | 12.5 | ||
| 3UA52-40-2A | 10 | 16 | ||
| 3UA52-40-2B | 12.5 | 20 | ||
| 3UA52-40-2C | 16 | 25 | ||
| 3UA54 | 3UA54-40-1G | 4 | 6.3 | 3TF44, 3TB44 |
| 3UA54-40-1J | 6.3 | 10 | ||
| 3UA54-40-2A | 10 | 16 | ||
| 3UA54-40-2B | 12.5 | 20 | ||
| 3UA54-40-2C | 16 | 25 | ||
| 3UA54-40-2D | 20 | 32 | ||
| 3UA54-40-2Q | 25 | 36 | ||
| 3UA55 | 3UA55-40-0A | 0.1 | 0.16 | 3TF34, 3TF35, 3TF44, 3TF45 |
| 3UA55-40-0C | 0.16 | 0.25 | ||
| 3UA55-40-0E | 0.25 | 0.4 | ||
| 3UA55-40-0G | 0.4 | 0.63 | ||
| 3UA55-40-0J | 0.63 | 1 | ||
| 3UA55-40-0K | 0.8 | 1.25 | ||
| 3UA55-40-1A | 1 | 1.6 | ||
| 3UA55-40-1B | 1.25 | 2 | ||
| 3UA55-40-1C | 1.6 | 2.5 | ||
| 3UA55-40-1D | 2 | 3.2 | ||
| 3UA55-40-1E | 2.5 | 4 | ||
| 3UA55-40-1F | 3.2 | 5 | ||
| 3UA55-40-1G | 4 | 6.3 | ||
| 3UA55-40-1H | 5 | 8 | ||
| 3UA55-40-1J | 6.3 | 10 | ||
| 3UA55-40-1K | 8 | 12.5 | ||
| 3UA55-40-2A | 10 | 16 | ||
| 3UA55-40-2B | 12.5 | 20 | ||
| 3UA55-40-2C | 16 | 25 | ||
| 3UA55-40-2D | 20 | 32 | ||
| 3UA55-40-2Q | 25 | 36 | ||
| 3UA55-40-2R | 32 | 40 | ||
| 3UA55-40-8M | 36 | 45 | ||
| 3UA58 | 3UA58-40-1G | 4 | 6.3 | 3TF46, 3TF47, 3TF48, 3TF49 |
| 3UA58-40-2B | 12.5 | 20 | ||
| 3UA58-40-2C | 16 | 25 | ||
| 3UA58-40-2D | 20 | 32 | ||
| 3UA58-40-2E | 25 | 40 | ||
| 3UA58-40-2F | 32 | 50 | ||
| 3UA58-40-2P | 50 | 63 | ||
| 3UA58-40-2T | 40 | 57 | ||
| 3UA58-40-2U | 53 | 80 | ||
| 3UA58-40-2V | 57 | 70 | ||
| 3UA58-40-8A | 11 | 17 | ||
| 3UA58-40-8W | 70 | 88 | ||
| 3UA59 | 3UA59-40-0A | 0.1 | 0.16 | 3TF30- 3TF35, 3TF40-3TF46 |
| 3UA59-40-0C | 0.16 | 0.25 | ||
| 3UA59-40-0E | 0.25 | 0.4 | ||
| 3UA59-40-0G | 0.4 | 0.63 | ||
| 3UA59-40-0J | 0.63 | 1 | ||
| 3UA59-40-0K | 0.8 | 1.25 | ||
| 3UA59-40-1A | 1 | 1.6 | ||
| 3UA59-40-1B | 1.25 | 2 | ||
| 3UA59-40-1C | 1.6 | 2.5 | ||
| 3UA59-40-1D | 2 | 3.2 | ||
| 3UA59-40-1E | 2.5 | 4 | ||
| 3UA59-40-1F | 3.2 | 5 | ||
| 3UA59-40-1G | 4 | 6.3 | ||
| 3UA59-40-1H | 5 | 8 | ||
| 3UA59-40-1J | 6.3 | 10 | ||
| 3UA59-40-1K | 8 | 12.5 | ||
| 3UA59-40-2A | 10 | 16 | ||
| 3UA59-40-2B | 12.5 | 20 | ||
| 3UA59-40-2C | 16 | 25 | ||
| 3UA59-40-2D | 20 | 32 | ||
| 3UA59-40-2E | 25 | 40 | ||
| 3UA59-40-2M | 32 | 45 | ||
| 3UA59-40-2P | 50 | 63 | ||
| 3UA59-40-2T | 40 | 57 | ||
| 3UA60 | 3UA60-40-2H | 55 | 80 | 3TF49, 3TF50, 3TB50 |
| 3UA60-40-2W | 63 | 90 | ||
| 3UA60-40-2X | 80 | 110 | ||
| 3UA60-40-3H | 90 | 120 | ||
| 3UA60-40-3J | 110 | 135 | ||
| 3UA60-40-3J | 110 | 135 | ||
| 3UA61 | 3UA61-40-2H | 55 | 80 | 3TF51 |
| 3UA61-40-2W | 63 | 90 | ||
| 3UA61-40-2X | 80 | 110 | ||
| 3UA61-40-3H | 90 | 120 | ||
| 3UA61-40-3J | 110 | 135 | ||
| 3UA61-40-3K | 120 | 150 | ||
| 3UA62 | 3UA62-40-2H | 55 | 80 | 3TF52, 3TF53, 3TB52 |
| 3UA62-40-2W | 63 | 90 | ||
| 3UA62-40-2X | 80 | 110 | ||
| 3UA62-40-3H | 90 | 120 | ||
| 3UA62-40-3J | 110 | 135 | ||
| 3UA62-40-3K | 120 | 150 | ||
| 3UA62-40-3L | 135 | 160 | ||
| 3UA62-40-3M | 150 | 180 | ||
| 3UA66 | 3UA66-40-2K | 80 | 125 | 3TF54, 3TF55, 3TF56, 3TF57 |
| 3UA66-40-3B | 125 | 200 | ||
| 3UA66-40-3C | 160 | 250 | ||
| 3UA66-40-3D | 200 | 320 | ||
| 3UA66-40-3E | 250 | 400 | ||
| 3UA68 | 3UA68-40-3F | 320 | 500 | 3TF57, 3TF68 |
| 3UA68-40-3G | 400 | 630 | 3TF57, 3TF68 |
Product detail pictures:

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Our company since its inception, always regards product quality as enterprise life, continuously improve production technology, improve product quality and continuously strengthen enterprise total quality management, in strict accordance with the national standard ISO 9001:2000 for Factory supplied R305 Motor Starter - 3UA overload relay – Simply Buy, The product will supply to all over the world, such as: Austria , Nepal , Zurich , We adhere to the honest, efficient, practical win-win running mission and people-oriented business philosophy. Excellent quality, reasonable price and customer satisfaction are always pursued! If you are interested in our products, just try to contact us for more details!
The product classification is very detailed that can be very accurate to meet our demand, a professional wholesaler.
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