OEM/ODM China Excavator Starter Motor Assy - 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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Generally customer-oriented, and it's our ultimate goal for being not only the most trusted, trustable and honest provider, but also the partner for our customers for OEM/ODM China Excavator Starter Motor Assy - 3UA overload relay – Simply Buy, The product will supply to all over the world, such as: Irish , Jordan , Brisbane , Customer satisfaction is our first goal. Our mission is to pursue the superlative quality, making continual progress. We sincerely welcome you to make progress hand in hand with us, and construct a prosperous future together.
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