| Brand | ROCKWILL |
| Model NO. | SC Series Dry-Type Transformer |
| Rated capacity | 2500kVA |
| Primary voltage | 35kV |
| Secondary voltage | 0.4kV |
| Series | SC Series |
Overview
Dry-type transformers are versatile medium-voltage power distribution transformers that are essential for applications where safety, environmental concerns, and reliability are paramount. They are commonly used in commercial, industrial, healthcare, and public infrastructure settings, and other special applications. Their ability to operate without liquid coolants makes them ideal for indoor and sensitive environments.
Safe & Eco-friendly: Fireproof, non-polluting, and safe for direct operation at the load center.
Compact Design: Easy to install and service, providing low-noise and long lasting operation.
Enhanced Performance: Advanced heat dissipation with forced air cooling enhancing operational capacity.
Superior Durability: Engineered for both indoor and outdoor applications; minimal maintenance needed due to rugged construction.
Operating condition
| Item | Standard Specification |
|---|---|
| Rated capacity | 30kVA ~ 3000kVA |
| Rated frequency | 50Hz / 60Hz |
| Standard voltage | HV: 6kV, 10kV; LV: 0.4kV |
| HV tapping | ±2×2.5% or ±5% (off-circuit tap change) |
| Vector group | Dyn11 (main), Yyn0 |
| Cooling method | AN (natural air cooling); AF (forced air cooling, optional) |
| Insulation class | Class F (standard), Class H (optional) |
| Temperature rise limit | 100K (F class), 125K (H class) |
| Short-circuit impedance | 4% (≤500kVA), 6% (≥630kVA) |
| Protection degree | IP00 (bare coil), IP20 (indoor cabinet), IP23 (outdoor use) |
| Working condition | Ambient temp: -5℃ ~ +40℃; Altitude ≤1000m; No condensation & corrosive gas |
| Partial discharge | ≤10pC |
If you need to know about more parameters , Please check the model selection manual.↓↓↓
Login
