The Ka-32S is a shipborne (sudovoi) version of the Ka-32, intended especially for polar use; in production since 1987. More comprehensive avionics, including autonomous navigation system and Osminog (octopus) undernose radar (search radius 200km), for IFR operation from icebreakers in adverse weather and over terrain devoid of landmarks; 300kg electric load hoist standard; additional external fuel tanks available 1994, strapped on each side at top of cabin; duties include ice patrol, guidance of ships through icefields, unloading and loading ships (up to 30 tonnes an hour, 360 tonnes a day). Simplex carbon fibre/epoxy tank, capacity 1,500 litres or 3,000 litres, and 12.0m spraybar can be fitted for maritime anti-pollution work. Spraytime 6 minutes with 1,500 litre tank. In maritime search and rescue role, can loiter for 1 hour anywhere within 480km of base, and return carrying four crew and 5,000kg payload. Maximum fuel capacity 2,650 litres; weight empty 6,997kg; maximum payjoad 3,300kg internally, 4,600kg externally, maximum level and cruising speeds as Ka-32T.

Jane's All the World's Aircraft, 2004-2005

Technical data for Ka-32T & Ka-32S

Crew: 1-3, passengers: 15, engine: 2 x TV3-117VK turboshaft, rated at 1620kW, rotor diameter: 15.9m, fuselage length: 12.25m, height: 5.4m, width: 3.8m, take-off weight: 11000kg, internal payload: 3700kg, external payload: 4500-5000kg, max speed: 250km/h, hovering ceiling: 3500m, service ceiling: 5000m, range with internal fuel: 800km