Rated capacity: 400kVA, 300kVA, 600kVA, 630kVA, 250kVA
High voltage: 20kv, 33kv, 35kv
Rated Secondary Voltage: 0.44
Frequency: 50Hz/60Hz
Short-Circuit Impedance: 4%/4.5%/5%
Connection Symbol: Dyn11/Yyn0
Phase: 3
Standards: IEC, IEEE
Full-sealed oil-immersed distribution transformes with the core which is made of quality cold-rolled silicon sheet and is of a full-miter non-puncture structure and its coil is made of quality oxygen-free copper.
Features:
- It adopts radiator oil tank of corrugated shteet type or expansion type.
- It doesn’t need oil conservator.
- The height of transformer is reduced.
- The transformer oil doesn’t contract with air.
- The no-load loss of Model S10-M is 20% lower than that of Model S9-M,
- The no-load loss of Model S11-M is 30% lower thanS9-M.
Service Condition：
- Altitude cannot exceed: 1000m
- Highest ambient temperature: +40°C
- Highest daily average temperature: +30°C
- Highest annual average temperature: +20°C
- Lowest outdoor temperature: -25°C
Parameters:
