Taymyr class
Taymyr class is a nuclear-powered icebreaker operated by Rosatomflot, powered by KLT-40M of about 171 MWt. Operating.
Shallow-draft icebreakers for river estuaries. The KLT-40 line also powers the Akademik Lomonosov floating nuclear power plant, the only SMR anywhere selling electricity.
| Reactor | KLT-40M |
|---|---|
| Reactors per vessel | 1 |
| Thermal output | 171MWt |
| Fuel enrichment | not disclosed |
| Refuelling | not disclosed |
| Category | icebreaker |
|---|---|
| Role | civil |
| Operator | Rosatomflot |
| Country | Russia |
| Vessels in class | 2 |
| In service from | 1989 |
| Status | Operating |
Other icebreakers
| Class | Enrichment | Status |
|---|---|---|
| Arktika class | - | Retired |
| Lenin | - | Retired |
| Project 10510 Lider | - | Under construction |
| Project 22220 (LK-60) | HALEU | Operating |
Taymyr class in context
It is one of 5 icebreaker programs on record, 2 of them operating and 2 retired, and one of 13 naval reactor programs from the same country.
Each of its reactors is rated about 171 MWt; across the 5 icebreaker programs with a stated rating the median is 171 MWt, and this one ranks 3rd.
It entered service in 1989, 37 years ago; the icebreaker programs on record entered service between 1959 and 2028, and this one is the 3rd earliest of 5.
| Measure | Taymyr class | Median of icebreaker programs | Standing |
|---|---|---|---|
| Thermal power per reactor (MWt) | 171 | 171 | 3 of 5 |
| Entered service | 1989 | 1989 | 3 of 5 (earliest first) |
Worked out from the entries on this site only, so a figure compares Taymyr class with what is recorded here, not with everything that exists. An entry with no value for a measure is left out of that measure's ranking and median.
Sources
- World Nuclear Association, Nuclear-Powered Ships · retrieved 2026-09-07
How these sources are used, including the corrections applied on top of them and what is deliberately left blank · download the underlying data