# Distribution Transformers

> 50 kVA–3150 kVA oil-immersed hermetic, conservator and cast-resin dry-type medium-voltage distribution transformers.

> Energy-efficient distribution transformers for utility, industrial and building applications. Applicability of the IEC/EN 50708 series and EU Ecodesign requirements must be verified for the exact product scope, guaranteed losses and model documentation.

> Parent hierarchy: [Power & Energy Equipment](https://voltformer.com/catalog.md) / Transformers

**Canonical:** https://voltformer.com/category/distribution-transformers - markdown: https://voltformer.com/category/distribution-transformers.md

## Subcategories

- [Oil-Immersed Hermetic Distribution Transformers](https://voltformer.com/category/distribution-transformers/oil-immersed-hermetic-transformers.md): Verify configuration-specific ratings and compliance in the manufacturer documentation. - 50 kVA - 3150 kVA, 6.3 kV - 36 kV / 400V
- [Oil-Immersed Conservator Transformers](https://voltformer.com/category/distribution-transformers/oil-immersed-conservator-tank-transformers.md): Verify configuration-specific ratings and compliance in the manufacturer documentation. - 100 kVA - 5000 kVA, 6.3 kV - 36 kV / 400V - 6.3 kV
- [Cast-Resin Dry-Type Transformers](https://voltformer.com/category/distribution-transformers/cast-resin-dry-type-transformers.md): Verify configuration-specific ratings and compliance in the manufacturer documentation. - 100 kVA - 25 MVA, 3.3 kV - 36 kV / 400V - 6.3 kV

## Sample Products

- [VF-SE-TR-630-345 - Schneider Electric Trihal 630 kVA 34.5/0.4 kV Dry-Type Cast Resin Transformer](https://voltformer.com/product/schneider-electric-trihal-630-kva-34-5-0-4-kv-dry-type-cast-resin-transformer.md)
- [VF-SE-TR-1000-345 - Schneider Electric Trihal 1000 kVA 34.5/0.4 kV Dry-Type Cast Resin Transformer](https://voltformer.com/product/schneider-electric-trihal-1000-kva-34-5-0-4-kv-dry-type-cast-resin-transformer.md)
- [VF-SE-TR-1600-345 - Schneider Electric Trihal 1600 kVA 34.5/0.4 kV Dry-Type Cast Resin Transformer (Cu-Cu)](https://voltformer.com/product/schneider-electric-trihal-1600-kva-34-5-0-4-kv-dry-type-cast-resin-transformer-cu-cu.md)
- [VF-SE-TR-2500-345 - Schneider Electric Trihal 2500 kVA 34.5/0.4 kV Dry-Type Transformer](https://voltformer.com/product/schneider-electric-trihal-2500-kva-34-5-0-4-kv-dry-type-transformer.md)
- [VF-SE-MIN-1000-345 - Schneider Electric Minera 1000 kVA 34.5/0.4 kV Oil-Immersed Hermetic Distribution Transformer](https://voltformer.com/product/schneider-electric-minera-1000-kva-34-5-0-4-kv-oil-immersed-hermetic-distribution-transformer.md)
- [VF-SE-MIN-1600-345 - Schneider Electric Minera 1600 kVA 34.5/0.4 kV Oil-Immersed Hermetic Distribution Transformer](https://voltformer.com/product/schneider-electric-minera-1600-kva-34-5-0-4-kv-oil-immersed-hermetic-distribution-transformer.md)
- [VF-SE-MMP-2000-345 - Schneider Electric Minera MP 2000 kVA 34.5/0.4 kV Oil-Immersed Conservator Transformer](https://voltformer.com/product/schneider-electric-minera-mp-2000-kva-34-5-0-4-kv-oil-immersed-conservator-transformer.md)
- [VF-TBEA-SCB18-630-35 - TBEA SCB18 630 kVA 35/0.4 kV Class H Cast Resin Dry-Type Transformer](https://voltformer.com/product/tbea-scb18-630-kva-35-0-4-kv-class-h-cast-resin-dry-type-transformer.md)

## Technical specialization coverage

- **Standard Corrugated-Tank Hermetic Distribution (10-34.5 kV)** (Oil-Immersed Hermetic Distribution Transformers): Catalogued in the current snapshot.
- **Ecodesign Tier 2 Ultra-Low Loss (S20 / S22 / Minera)** (Oil-Immersed Hermetic Distribution Transformers): Catalogued in the current snapshot.
- **Natural / Synthetic Ester Fluid (Envirotemp FR3 / Midel)** (Oil-Immersed Hermetic Distribution Transformers): Catalogued in the current snapshot.
- **Heavy-Duty Conservator with Buchholz Relay & Silica Gel** (Oil-Immersed Conservator Transformers): Catalogued in the current snapshot.
- **Power Station Auxiliary Service Transformers (UAT)** (Oil-Immersed Conservator Transformers): Catalogued in the current snapshot.
- **F1/C2/E2 Fire-Resistant Standard (Trihal / SCB18 / GEAFOL)** (Cast-Resin Dry-Type Transformers): Catalogued in the current snapshot.
- **Amorphous Alloy Core Ultra-Low No-Load Loss (SCBH15 / SCBH17)** (Cast-Resin Dry-Type Transformers): Catalogued in the current snapshot.
- **Data Center, Metro & Mission-Critical Infrastructure** (Cast-Resin Dry-Type Transformers): Catalogued in the current snapshot.
- **Glass-Fiber Reinforced Severe Environment (Resibloc®)** (Cast-Resin Dry-Type Transformers): Catalogued in the current snapshot.

## Official sources

- https://webstore.iec.ch/en/publication/599

- **Last reviewed:** 2026-09-13

## Typical Industries

- City Grids & Power Distribution Utilities
- Industrial Plants & Industrial Zones
- Hospitals & Data Centers
- Residences & Shopping Malls