Product Specifications
| Prod Model: |
S-8000/69KV/25kv |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Power: |
Hydroelectric (Power) Station |
| Phase: |
Three |
| Coil: |
Core-type Transformer |
| Cooling Method: |
Oil-immersed Type Transformer |
| Winding Type: |
Multi-winding Transformer |
| Application: |
Power |
Product Description
ONAN/ONAF Primary (HV) Rated Power/ (): MVA6/8
ONAN/ONAF Secondary (LV) Rated Power: / ()MVA6/8
Altitude of Installation: >= 3000 m. A. S. L.
Number of Phases: 3
Rated Frecuency: Hz50
Type of Service: Outdoor - Continuous Service
Rated Primary (HV) Voltage: ()V69000
OFF CIRCUIT Primary Tapping Range: % Un± 2 x 2, 5%
Rated Secondary (LV) Voltage: ()V25000
OFF CIRCUIT SecondaryTapping Range: % Un/
Insulating Liquid: Mineral Transformer Oil - NO PCB
Connection Symbol: YNyn0
Connections: Primary: WYE with Neutral brought out
Secondary: WYE with Neutral brought out
| | | Reference Temperature | | ° C | | 75 |
| No-Load Losses at Principal Tapping: | | | W | | 9.0 kW |
| Looses of Cooling Fan System | | | | W | | / |
| Insulation Levels (LI/AC): | | | | | LI325AC140/LI125AC55 |
| No Load Current: | | @ Un | | % In | | 0.56 |
| | | | @ 1.05 Un | | % In | | 0.68 |
| Sound Level: | | | | dB | | < 67 |
| Short Circuit Impedance at Principal Tapping: | P/S | | % Un | | 8~10% |
| | | | P/T | | % Un | | |
| | | | S/T | | % Un | | |
| | | Reference Temperature | | ° C | | 75 |
| Top Oil Temperature Rise: | | | | °C | | 51K |
| Average Winding Temperature Rise: | | | °C | | 64K |
| Insulation Resistance (Reference Temperature = 20°C): | | | | |
| | | HV/LV / | | Mohms | | ≥1000 |
| | | HV/GR - LV/GR - | | Mohms | | ≥1000 |
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Our advantages:
Quality Assurance
--From the very beginning, VILLE ensures quality in every step to achieve the best quality.
Experience Sharing
--With more than 30 years' experience in power industry, VILLE brings you an optimized solution.
Global Service
--Wherever you are, VILLE global network will support and provide you with value.
Quick Response
--In response to your needs without delay, VILLE knows the value of your time.
Ningbo Ville Electric Co., Ltd. is a company specialized in research, development and production of transformer and high voltage & low voltage electrical power equipment.
It locates in Hi-technical enterprise R & D center zone of Ningbo, Zhejiang province, which is one of the well-know coastal city in China. Its professional engaged in turnkey project contractor of power substation, power plant project and electric power complete equipments.
Working field: Manufacturing, engineering, designing, executing and commissioning for HV and LV electrical products.
Products application:
Power-fossil fuel plant, Steel plant, Infrastructure- railway, international generation, substation, hydropower station, wind power substation, transmission and distribution.
We has excellent experience and good capacity in complete projects equipments in Generation, Substation, Transmission and Distribution from 400V-330kv, especially in Power plant, Substation construction and Transmission line, including of design, complete equipment, installation, Commissioningand after-sales service, and also design the complete Electrical Solutions according to customer's demand. We are mainly services to International State Power Board, Power Construction Contractor, Power Project Contractor, Factories and the Electric Power Project in the world.
In order to achieve the enterprise's strategic target---being stronger, larger, and superior, we continue to expand throughout the world's markets for power transmission and distribution area. And we also actively attach our team to competition, walking forward to the mission of "First-class worldwide electrical equipment supplier"
