40.5kV Dry R.I.F/R.I.P Transformer Bushing
- Dimension-table 1
- Dimension-table 2
- Electrical data
| Dimension -table 1 |
| FBRG
40.5/100-315 | FBRG
40.5/400-500 | FBRG
40.5/630-800 | FBRG
40.5/1000-1250 | FBRG
40.5/1600 |
| Drawing number |
| 1 | 1 | 2 | 2 | 3 |
| Total length | L | 835 | 845 | 990 | 990 | 1040 |
| Terminal blocks | Thread pitch | Md×n | 16×2 | 20×2 |
|
|
|
| Screw length | h | 45 | 55 |
|
|
|
Hole number and
hole diameter | n1×d1 |
|
| 4x14 | 4x14 | 4x18 |
| Hole distance | a1 |
|
| 40 | 40 | 50 |
| Panel surface | b1×b2 |
|
| 80×80 | 80×80 | 100×100 |
| Panel thickness | δ |
|
| 12 | 12 | 12 |
| Cable entry length | L4 |
|
| 780 | 780 |
|
| Head diameter | d3 | 88 | 88 | 110 | 110 | 98 |
| lead wire connection aperture | d8 |
|
| 28 | 32 |
|
| Compound external insulation | Insulation diameter | L1 | 480 | 480 | 480 | 480 | 480 |
| Creepage distance | S/U | ≥31 | ≥31 | ≥31 | ≥31 | ≥31 |
Maximum umbrella diameter | d6 | 180 | 180 | 180 | 180 | 180 |
| Flange | Outer diameter of flange plate | d7 | 200 | 200 | 240 | 240 | 240 |
| Center distance of installing hole | a2 | 170 | 170 | 210 | 210 | 210 |
Hole number and
hole diameter | m×d2 | 6×14 | 6×14 | 8×14 | 8×14 | 8×14 |
| Total length of oil impregnated part | L2 | 210 | 220 | 205 | 205 | 270 |
| Core diameter in oil | d | 68 | 68 | 86 | 86 | 82 |
| Insulation length of oil end | L3 | 165 | 165 | 165 | 165 | 165 |
| Oil Terminal blocks | Panel surface | b3 |
|
|
|
| 80 |
| b4 |
|
|
|
| 80 |
| Hole distance | a3 |
|
|
|
|
|
| a4 |
|
|
|
| 40 |
| a5 |
|
|
|
| 20 |
hole number and
hole diameter | n2×b5 |
|
|
|
| 4×14 |
| Panel thickness | δ2 |
|
|
|
| 15 |
| Casing weight | kg | 14 | 14 | 19 | 20 | 21 |
Note:The outline dimension of the product in the table is recommended,all size can be designed according to the needs of users. Only one kind of CT length is listed on the table, and the user can design the CT length according to the product requirements.With the changes of CT length, relevant dimensions also change.
| Dimension -table 2 |
| FBRG
40.5/2000 | FBRG
40.5/2500 | FBRG
40.5/3150 | FBRG
40.5/4000 | FBRG
40.5100-315 | FBRG
40.5100-315 |
| Drawing number |
| 3 | 3 | 3 | 3 | 3 | 4 |
| Total length | L | 1040 | 1040 | 1040 | 1070 | 1245 | 1315 |
| Terminal blocks | Thread pitch | Md×n |
|
|
|
|
|
|
| Screw length | h |
|
|
|
|
|
|
Hole number and
hole diameter | n1×d1 | 4x18 | 4x18 | 4x18 | 4x18 | 4x14 | 4x14 |
| Hole distance | a1 | 50 | 50 | 50 | 50 | 60 | 50 |
| Panel surface | b1×b2 | 100×100 | 100×100 | 100×100 | 100×100 | 125×125 | 112×160 |
| Panel thickness | δ | 12 | 16 | 16 | 18 | 20 | 20 |
| Cable entry length | L4 |
|
|
|
|
|
|
| Head diameter | d3 | 98 | 98 | 98 | 98 | 98 | 98 |
| lead wire connection aperture | d8 |
|
|
|
|
|
|
| Compound external insulation | Insulation diameter | L1 | 480 | 480 | 480 | 480 | 480 | 480 |
| Creepage distance | S/U | ≥31 | ≥31 | ≥31 | ≥31 | ≥31 | ≥31 |
Maximum umbrella diameter | d6 | 180 | 180 | 180 | 180 | 180 | 180 |
| Flange | Outer diameter of flange plate | d7 | 240 | 240 | 240 | 240 | 240 | 240 |
Center distance of installing hole | a2 | 210 | 210 | 210 | 210 | 210 | 210 |
Hole number and hole diameter | m×d2 | 8×14 | 8×14 | 8×14 | 8×14 | 8×14 | 8×14 |
| Total length of oil impregnated part | L2 | 270 | 270 | 270 | 300 | 230 | 230 |
| Core diameter in oil | d | 82 | 82 | 82 | 102 | 88 | 102 |
| Insulation length of oil end | L3 | 165 | 165 | 165 | 165 | 165 | 165 |
| Oil Terminal blocks | Panel surface | b3 | 80 | 80 | 80 | 100 | 80 | 100 |
| b4 | 80 | 80 | 80 | 100 | 90 | 90 |
| Hole distance | a3 |
|
| 40 | 50 | 40 | 50 |
| a4 | 40 | 40 | 40 | 50 | 45 | 45 |
| a5 | 20 | 20 | 20 | 25 | 20 | 20 |
hole number and hole diameter | n2×b5 | 4×14 | 4×14 | 4×18 | 4×14 | 4×14 | 4×14 |
| Panel thickness | δ2 | 15 | 15 | 15 | 15 | 15 | 15 |
| Casing weight | kg | 22 | 24 | 26 | 27 | 34 | 48 |
| 1min power frequency dry (wet) withstand voltage | 95(80) KV |
| Full-wave impulse withstand voltage of lighting | 200KV |
| Under 1.05 times of maximum phase voltage tan δ | ≤0.004 |
| Partial discharge of rated voltage | ≤10pC |
| Bending resistant test load | 1250~4000N |
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Transformer Bushing