Three Phase Oil Immersed Electrical Power Distribution Step Down Transformer High Voltage Outdoor 1250KVA 10/0.4KV ONAN TOROIDAL
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- Supplier: Boerstn Electric Co. Ltd.
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Product Overview
Description
Description
Photovoltaic Power Transformer
| No. | Item | Data |
| 1 | Aplication | photovoltaic |
| 2 | Type | insulating mineral oil ,according to standard IEC 60296 |
| 3 | Cooling method | ONAN |
| 4 | Installation | Outdoor / Indoor |
| 5 | Primary nominal voltage | 34.5 KV (available 13.2KV, 13.8KV 15KV ,11KV..) |
| 6 | Secondary nominal voltage | 800 V |
| 7 | Frequency | 60 Hz |
| 8 | connection group | Dyn11 Yn11 (secondary double winding) |
| 9 | Losses | Reduced |
| 10 | Max. losses in empty (no load) | BK36B036 |
| 11 | Max losses in load | BK36B036 |
| 12 | Tapping changer | ± 2 x 2.5% , manual |
| 13 | short-circuit impedance | 6% |
| 14 | class | A |
| 15 | Corrosion | C 4 |
| 16 | Electrostatic screen between MT/BT | Yes, connect to ground |
| 17 | DV/DT | 500V /us |
| 18 | MT side connection | by angled plug-in terminals |
| 19 | BT side connection | through terminals on copper plate |
| 20 | Connection protections MT side | metal drawer cover for outdoor IP55 (Optional) |
| 21 | Connection protections BT side | IP55 metal outdoor cover drawer with cable glands for BT cable entry (optional) |
| 22 | Cuba oil collection and filter | optional |
| 23 | wheels | yes |
| 24 | lifting lugs | yes |
| 25 | filling arrangement oil and drainage | yes |
| 26 | communication and control | DGPT2 digital output signals |
| 27 | product warranty | ≥ 2 years |
About us
Boerstn is engaged in manufacturing,development,service ,sales & marketing of H.V./L.V. power distribution equipments,switchgears,pad-mounted transformers,compact substations..etc .for all over the world. As a leading & professional manufacturer in China,we mainly manufacture below items and supply their electrical accessories:
- H.V.& L.V.switchgears
- M.V solid insulated switchgears (SIS)
- compact substations
- single phase & three phase pad mounted transformers(PMT)
- Gas insulated switchgears(GIS)
- Ring main units (RMU)
- Oil-immersed transformers and dry type transformers
- Cable Branch Box (CBB)
- Vacuum circuit breakers (VCB),Air circuit breakers(ACB),MCB,RCCB/RCD,..etc.
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