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Product Details
Power Transformer (SFZ 120000/230/35KV)
| Packing: | Wooden Cases |
|---|---|
| Model NO.: | SFZ 120000/230/35KV |
| Standard: | IEC Standard |
| Productivity: | 1/6monthes |
| Unit Price: | Negotiable |
| Shipment Terms: | CIF |
| Payment Terms: | L/C,T/T,D/P |
| Minimum Order: | 1 Sets |
| Price Valid Time: | From Mar 28,2012 To Mar 28,2013 |
| HS Code: | 8504231200 |
| Trademark: | ville |
| Origin: | Ningbo |
| Phase: | Three |
| Type: | Transformer |
| Export Markets: | North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe |
Product Description
120MVA 230/35KV POWER TRANSFORMER
| Lightning impulse withstand voltage(kV peak value) |
1minMain frequency withstand voltage (kV RMS) |
||
| Full wave | Chopped wave | ||
| High voltage side | 1050 | 1175 | 460 |
| Neutral point of high voltage | (1050) | ( 460 ) | |
| Low voltage side | 170 | 185 | 70 |
| Neutral point of low voltage | 170 | 70 | |
15 th. Field strength between transformer winding turns is no more than 2kV/mm OK
16 th. Transformer loss (under 75) no-load current and efficiency
No-load Loss: 92 kW According to IEC standard OK
Load Loss: 356 kW According to IEC standard OK
No-load current: 0.3 % According to IEC standard OK
17 TH. Radio interference and corona
Under the Maximum phrase voltage, corona is not visible from outgoing terminal in the night of clear day at outdoor. Radio interference voltage is no more than 2500Uv OK
18 th. Overloading capability OK
Short-time overloading capability of transformer and overload running time are as fol low:
| Over current | 30 | 45 | 60 | 75 | 100 |
| Allowable running time min | 120 | 80 | 45 | 20 | 10 |
