UI/3UI Metric Bobbins
UI/3UI Metric Bobbins are specialized components used in the construction of transformers. These bobbins are designed to accommodate the winding of coils and provide structural support for the transformer’s core and windings. The UI/3UI designation refers to the specific dimensions and shape of the bobbin, ensuring compatibility with standardized transformer designs.
| TYPE | REF | a | b | c | d | e | f | g | h | x1 | x2 | x3 | s | l |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UI 60/21 | 202160/1-2 | 20,8 | 21,0 | 59,0 | 39,0 | 44,0 | 56,6 | 27,5 | 27,5 | n | n | n | 1,2 | 63,5 |
| UI 60/30 | 203060/1 | 20,8 | 30,0 | 59,0 | 39,0 | 53,0 | 56,6 | n | n | n | n | n | 1,2 | 63,5 |
| UI 60/40 | 204060/1 | 20,8 | 40,0 | 59,0 | 39,0 | 63,0 | 56,6 | n | n | n | n | n | 1,2 | 63,5 |
| UI 60/50 | 205060/1 | 20,8 | 50,0 | 59,0 | 39,0 | 73,0 | 56,6 | n | n | n | n | n | 1,2 | 63,5 |
| UI 66/30 | 233066/1 | 23,8 | 30,0 | 65,7 | 52,0 | 63,0 | 62,5 | n | n | n | n | n | 1,6 | 69,6 |
| UI 66/40 | 234066/1 | 23,8 | 40,0 | 65,7 | 52,0 | 68,0 | 62,5 | n | n | n | n | n | 1,6 | 69,6 |
| UI 66/45 | 234566/1 | 23,8 | 45,0 | 65,7 | 52,0 | 78,0 | 62,5 | n | n | n | n | n | 1,6 | 69,6 |
| UI 66/50 | 235066/1 | 23,8 | 50,0 | 65,7 | 52,0 | 88,0 | 62,5 | n | n | n | n | n | 1,6 | 69,6 |
| UI 68/40 | 234068/1 | 23,8 | 40,0 | 66,2 | 42,0 | 66,2 | 62,5 | n | n | n | n | n | 1,8 | 72,2 |
| UI 75/25 | 252575/1 | 26,0 | 26,0 | 74,5 | 49,5 | 58,0 | 71,5 | n | n | n | n | n | 1,5 | 82,5 |
| UI 75/30 | 253075/1 | 26,0 | 31,0 | 74,5 | 49,5 | 63,0 | 71,5 | n | n | n | n | n | 1,5 | 82,5 |
| UI 75/40 | 254075/1 | 26,0 | 41,0 | 74,5 | 49,5 | 73,0 | 71,5 | n | n | n | n | n | 1,5 | 82,5 |
| UI 90/30 | 303090/1-2 | 31,0 | 30,0 | 88,5 | 59,0 | 69,0 | 85,5 | 42,0 | 42,0 | n | n | n | 1,5 | 93,0 |
| UI 90/35 | 303590/1-2 | 31,0 | 35,0 | 88,5 | 59,0 | 74,0 | 85,5 | 42,0 | 42,0 | n | n | n | 1,5 | 93,0 |
| UI 90/40 | 304090/1-2 | 31,0 | 40,0 | 88,5 | 59,0 | 79,0 | 85,5 | 42,0 | 42,0 | n | n | n | 1,5 | 93,0 |
| UI 90/45 | 304590/1-2 | 31,0 | 45,0 | 88,5 | 59,0 | 84,0 | 85,5 | 42,0 | 42,0 | n | n | n | 1,5 | 93,0 |
| UI 90/50 | 305090/1-2 | 31,0 | 50,0 | 88,5 | 59,0 | 89,0 | 85,5 | 42,0 | 42,0 | n | n | n | 1,5 | 93,0 |
| UI 90/55 | 305590/1-2 | 31,0 | 55,0 | 88,5 | 59,0 | 95,0 | 85,5 | 42,0 | 42,0 | n | n | n | 1,5 | 93,0 |
| UI 90/60 | 306090/1-2 | 31,0 | 60,0 | 88,5 | 59,0 | 99,0 | 85,5 | 42,0 | 42,0 | n | n | n | 1,5 | 93,0 |
| UI 90/75 | 307590/1-2 | 31,0 | 75,0 | 88,5 | 59,0 | 116,0 | 85,5 | 42,0 | 42,0 | n | n | n | 1,5 | 93,0 |
| UI 100/40 | 4040100/1 | 41,0 | 40,0 | 98,5 | 78,0 | 85,0 | 94,5 | n | n | n | n | n | 1,8 | 104,0 |
| UI 100/50 | 4050100/1 | 41,0 | 50,0 | 98,5 | 78,0 | 95,0 | 94,5 | n | n | n | n | n | 1,8 | 104,0 |
| UI 100/60 | 4060100/1 | 41,0 | 60,0 | 98,5 | 78,0 | 105,0 | 94,5 | n | n | n | n | n | 1,8 | 104,0 |
| UI 100/70 | 4070100/1 | 41,0 | 70,0 | 98,5 | 78,0 | 115,0 | 94,5 | n | n | n | n | n | 1,8 | 104,0 |
| UI 100/100 | 40100100/1 | 41,0 | 100,0 | 98,5 | 78,0 | 145,0 | 94,5 | n | n | n | n | n | 1,8 | 104,0 |