Leading Manufacturer for Low Voltage 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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Always customer-oriented, and it's our ultimate target to be not only the most reliable, trustable and honest supplier, but also the partner for our customers for Leading Manufacturer for Low Voltage Motor Starter - 3UA overload relay – Simply Buy, The product will supply to all over the world, such as: Spain , Paris , America , We believe that good business relationships will lead to mutual benefits and improvement for both parties. We have established long-term and successful cooperative relationships with many customers through their confidence in our customized services and integrity in doing business. We also enjoy a high reputation through our good performance. Better performance will be expected as our principle of integrity. Devotion and Steadiness will remain as ever.
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