Temelin nuclear power plant Original 3
Cancelled Czech Republic
Gross capacity
1,000MW
Temelin nuclear power plant Original 3 is a pressurised water reactor unit at Temelin nuclear power plant in Czech Republic rated at 1,000 MW gross. It is cancelled. Construction started 1 Jan 1987.
Specification
| Reactor type | Pressurised water reactor (PWR) |
|---|---|
| Model | VVER V-320 |
| Size | Largeabove 300 MWe |
| Coolant | Light water |
| Moderator | Light water |
| Gross capacity | 1,000MW |
| Net capacity (reference) | not disclosed |
| Net capacity (design) | not disclosed |
| Thermal output | not disclosed |
| NSSS vendor | Rosatomall vendors |
| Typical enrichment | 3–5% U-235 |
Ownership & location
| Site | Temelin nuclear power plant |
|---|---|
| Unit | Original 3 |
| Country | Czech Republic |
| Coordinates | 49.1796, 14.3795 |
| Cancelled | 1990 |
Fuel chain for this unit
Fuel form
Uranium dioxide pellets in zirconium-alloy cladding
Enrichment
3–5% U-235
Who makes this assembly
- TVEL Fuel Company VVER fuel assemblies
- Westinghouse Electric Company VVER-compatible fuel assemblies
Upstream
Enriched fuel means this unit sits downstream of five conversion plants and four enrichment operators holding 88% of world capacity between the top three.
Fabricator capability is recorded against reactor type and model line, not against named units,
utilities do not publish fuel contracts. See the fuel chain.
Timeline
- 1 Jan 1987Construction start
Other units at Temelin nuclear power plant
| Unit | Status | Gross MW |
|---|---|---|
| Temelin nuclear power plant 1 | 1,082 | |
| Temelin nuclear power plant 2 | 1,082 | |
| Temelin nuclear power plant 3 | Announced | 1,200 |
| Temelin nuclear power plant 4 | Announced | 1,200 |
| Temelin nuclear power plant Original 4 | Cancelled | 1,000 |
| Temelin nuclear power plant SMR | Announced | 300 |
Other VVER V-320 units
29 units worldwide share this model designation.
| Unit | Country | Status | Gross MW |
|---|---|---|---|
| Balakovo nuclear power plant 1 | Russia | 1,000 | |
| Balakovo nuclear power plant 2 | Russia | 1,000 | |
| Balakovo nuclear power plant 3 | Russia | 1,000 | |
| Balakovo nuclear power plant 4 | Russia | 1,000 | |
| Kalinin nuclear power plant 3 | Russia | 1,000 | |
| Kalinin nuclear power plant 4 | Russia | 1,000 | |
| Khmelnitski nuclear power plant 1 | Ukraine | 1,000 | |
| Khmelnitski nuclear power plant 2 | Ukraine | 1,000 | |
| Kozloduy nuclear power plant 5 | Bulgaria | 1,040 | |
| Kozloduy nuclear power plant 6 | Bulgaria | 1,040 | |
| Rivne nuclear power plant 3 | Ukraine | 1,000 | |
| Rivne nuclear power plant 4 | Ukraine | 1,000 |
Sources
- Global Nuclear Power Tracker, Global Energy Monitor, August 2026 release , CC BY 4.0 · retrieved 2026-09-06 · this unit last researched by GEM on 2024-05-08
- GEM.wiki entry (further reading) , CC BY-SA 4.0, linked, not quoted
How these sources are used, including the corrections applied on top of them and what is deliberately left blank · download the underlying data