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Twin-engined heavy-load helicopter, «European heavyweight champion»
Number of helicopters of this type at Heliswiss International: 2
Deployment of this machine
Transport, assembly work, fire-fighting etc.
| Country of manufacture | Russia |
| First flight | 1973 |
| Turbine | 2 Klimov-Isotov |
| Power | 2 x 2190 hp |
| Empty weight | 6500 kg |
| Max. lifting capacity at sea level | 5000 kg |
| Crew | SPO 1 - 9 |
| Kerosene consumption | 770 - 970 l/h |
| Max. flight duration | 2 h 16 min. |
| Range | 538 km |
| Max. speed | 250 km/h |
| Cruising speed | 230 km/h |
| Max. operating height | 5000 m altitude |
| Rotor rotation speed | 272 r/min. |
