Heat only · Light-water reactor
LDR-50
A Finnish reactor dedicated to district heating. Its Salmisaari pilot is a full-scale electrically heated replica, not a nuclear reactor under construction.
Finnish design dedicated to district heating. The Salmisaari pilot is a full-scale replica heated by an electric resistor; it is not a nuclear reactor under construction.
Light-water reactor
- Stated output
- 50 MWt · 0 MWe · per unit
- Maturity
- Stage not stated
- Developer
- Steady Energy
- Origin
- Finland
01
Energy and applications
Published magnitudes; this is not an engineering diagram.
Thermal output50 MWt
Electrical output0 MWe
Stated uses
02
Three different states
Maturity, licensing and deployment are not equivalent.
Maturity
Stage not statedHow far the published engineering has progressed.
Licensing and review
No regulatory readingWhat a regulator decided, where and on what date.
Linked deployment
0 geolocated unitsWhich projects or units are linked to the design.
03
Linked deployment
No geolocated nuclear unit is linked to this design.
04
Technical sources
- IAEA TECDOC-2056 · Nuclear district heatingIAEA · 2025
- Steady Energy · Salmisaari pilot constructionDeveloper · 2026-02-16