Rockwill Electric Group is a professional oil immersed distribution transformer manufacturer which is located in China. We are submitted in providing distribution transformer with high quality and competitive price for our worldwide customers.
Product Description of Rockwill Oil Distribution Transformer:
Rockwill three phase oil immersed electrical transformer rated voltage during 6-35kV. Oil immersed transformer is most used in power plant, power grid transmission and distribution station, industry & commerce electrical substation as the electrical equipment of power transmission.
1. Rated voltage: 6.3kV,10kV,11kV,13.2kV,13.8kV,15kV, 20kV, 22kV, 33kV, 35kV
2. Rated power capacity: 10kVA, 25kVA, 30kVA, 50kVA, 63kVA, 80kVA, 100kVA, 125kVA, 160kVA, 200kVA, 250kVA, 315kVA, 400kVA, 500kVA, 630kVA, 800kVA, 1000kVA, 1250kVA, 1600kVA, 2000kVA, 2500kVA
3, Two windings or three windings
4, On-load or no-load voltage tapping changer
5. Frequency:50Hz /60Hz
6. Vector group: Dyn11, Yyn0, Ynd11, or others
7. Cooling: ONAN/ ONAF/ OFAF
8. Tap changer:3 levels; 5 levels; 7 levels; 13 levels; 17 levels
Service Condition of Rockwill Oil Distribution Transformer:
1. Suitable for indoor or outdoor application
2. Air temperature: Maximum temperature: +40℃; Minimum temperature:-30℃
a. Humidity: Monthly average humidity 95%; Daily average humidity 90% .
b. Altitude above sea level: Maximum installation altitude: 2000m.
3. Max wind speed:35M/s
a. Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
b. No frequent violent shake