Tsiklon (Cyclone), Propulsion

Propulsion Tsiklon

RD-251 (=3 x RD-250)

RD-252

Verniers RD-855 & RD-856

Tsiklon-2 (R-36-O)	Engines	Thrust s.l.	Isp s.l.	Thrust vac	Isp vac	Propellant	Burn time	Flow rate	Total Imp
Tsiklon-2 (R-36-O)	Engines	kN	N*s/kg	kN	N*s/kg	tons	s	t/s	MN*s
1	RD-251M	2,364.7	2644	2,643.7	2956	115.58	112.5	0.8945	340.3
1	RD-855 (4)	285.4	2443	334.6	2865	115.58	128	0.1148	340.3
2	RD-252			940.5	3115	45.61	140	0.3020	140.8
2	RD-856 (4)			53.95	2752	45.61	170	0.0196	140.8
FOBS	RD-854			75.50	3062			0.0247

RD-261 RD-262	RD-861
RD-861G ADU-600	RD-861

Tsiklon -2M	Engines	Thrust s.l.	Isp s.l.	Thrust vac	Isp vac	Propellant	Burn time	Flow rate	Total Imp
Tsiklon -2M	Engines	kN	N*s/kg	kN	N*s/kg	tons	s	t/s	MN*s
1	RD-261 (3)	2,364.7	2644	2,643.7	2956	129.62	120	0.8945	360.1

RD-855 (4)

285.4

2443

334.6 2865 128 0.1168

2

RD-262

940.5 3115 49.08 151.5 0.3020 151.7

RD-856 (4)

53.95 2752 170 0.0196

Tsiklon -3	Engines	Thrust s.l.	Isp s.l.	Thrust vac	Isp vac	Propellant	Burn time	Flow rate	Total Imp
Tsiklon -3	Engines	kN	N*s/kg	kN	N*s/kg	tons	s	t/s	MN*s
1	RD-261 (3)	2,364.7	2644	2,643.7	2956	129.62	120	0.8945	360.1
1	RD-855 (4)	285.4	2443	334.6	2865	129.62	128	0.1168	360.1
2	RD-262			940.5	3115	49.08	151.5	0.3020	151.7
2	RD-856 (4)			53.95	2752	49.08	170	0.0196	151.7
PBV	RD-861			78.71	3109	3.19	126	0.0253	9.9

Tsiklon -2K	Engines	Thrust s.l.	Isp s.l.	Thrust vac	Isp vac	Propellant	Burn time	Flow rate	Total Imp
Tsiklon -2K	Engines	kN	N*s/kg	kN	N*s/kg	tons	s	t/s	MN*s
1	RD-261M (3)	2,364.7	2644	2,643.7	2956	129.62	120	0.8945	360.1
1	RD-855 (4)	285.4	2443	334.6	2865	129.62	128	0.1168	360.1
2	RD-262M			940.5	3115	49.08	151.5	0.3020	151.7
2	RD-856 (4)			53.95	2752	49.08	170	0.0196	151.7
ADU-600	S7.21 (4) ?			2.44	2952	0.600	720	0.008	1.8