This page no longer updated from 31 October 2001. Latest version can be found at Rokot-3 Briz

Briz -

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Gross Mass: 6,565 kg. Empty Mass: 1,600 kg. Thrust (vac): 2,000 kgf. Isp: 326 sec. Burn time: 1,000 sec. Propellants: N2O4/UDMH Diameter: 2.5 m. Span: 2.5 m. Length: 1.3 m. Country: Russia. No Engines: 1. S5.98M Status: Hardware. Other designations: Briz K.

High performance storable liquid engine. Engine system consists of main engine plus four 11D458 plus twelve 17D58E vernier thrusters. Propellant load 3300 kg N2O4 + 1665 kg UDMH. Main engine: Capable of 8 restarts. Total deliverable impulse 2,000,000 kgf-s. Minimum impulse 2500 kg-s. Maximum burn time 1000 seconds; minimum time 1 second. Time between burns between 15 seconds and 5 hours. Vernier engines: 4 x 40 kgf. Specific impulse 275 sec. Total summmary impulse 14,112 kg-s. Minimum impulse 4 kg-s. Orientation engines: 12 x 1.3 kgf. Specific impulse 270 sec. Minimum impulse 0.068 kg-s. Briz KM differs from Briz K in having 'compact' components, special payload truss for Globalstar dispenser. The truss is 1.8 m in diameter and has a volume of 8.8 m3.

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Last update 12 March 2001.
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© Mark Wade, 2001 .