Indian Space Research Organisation PSLV-3S PSLV-CA PSLV-XL PSLV-HP

Overall
Vehicle

 Operational from   23.04.2007 22.10.2008  
  to   12.10.2011 26.04.2012  
Orbital flights   0 7 3 0
Payload weight t LEO 0.60 LEO 2.10 SSO  1.75 SSO  1.90
Gross liftoff weight t 179.40 226.20 313.85 316.50
Gross propellant weight t 147.30 187.23 259.57 262.07
Total length m   44.43 44.43 44.43
Max. diameter (span) m     5.10 5.10
Total liftoff thrust (s.l.) kN  >2,995 >2,995 >5,251 >5,251
Total impulse (vac) MN*s 391.0 509.3 695.9 704.5

Fairing

 Total length m  8.30 8.30 8.30 8.30
Diameter m  3.20 3.20 3.20 3.20
Total weight t  1.10 1.10 1.10 1.10

Stage 4

 Name   PS-4 (L-1.5) PS-4 (L-1.5) PS-4 (L-2.5) PS-4 (L-2.5)
  Length   2.90 2.90 2.90 2.90
Diameter m 2.00 (1.34) 2.00 (1.34) 2.00 (1.34) 2.00 (1.34)
Liftoff weight m 2.42 2.42 3.40 3.40
Propellant weight t 1.47 1.47 2.45 2.45
Engines t LVS (2) LVS (2) LVS (2) LVS (2)
Propellant   MMH/MON MMH/MON MMH/MON MMH/MON
Total thrust (vac) kN 14.8 14.8 14.8 14.8
Specific impulse (vac) N*s/kg 3020 3020 3020 3020
Burn time s 300 300 500 500
Total impulse (vac) MN*s 4.4 4.4 7.4 7.4
Stage 3 Name   PS-3 (S-7) PS-3 (S-7) PS-3 (S-7) PS-3 (S-7)
  Length m 3.60 3.60 3.60 3.60
Diameter m  2.80 (2.00) 2.80 (2.00) 2.80 (2.00) 2.80 (2.00)
Liftoff weight t  8.75 8.75 8.75 8.75
Propellant weight t  7.58 7.58 7.58 7.58
Engines          
Propellant    solid  HTPB solid  HTPB solid  HTPB solid  HTPB
Total thrust (vac) kN  199.3 (av.) 199.3 (av.) 199.3 (av.) 199.3 (av.)
Specific impulse (vac) N*s/kg  2893 2893 2893 2893
Burn time s  110 110 110 110
Total impulse (vac) MN*s  21.9 21.9 21.9 21.9
Stage 2

Name

     PS-2 (L-40) PS-2 (L-40) PS-2 (L-42.5)
  Length + interstage m

 

 12.30 (11.80) 12.30 (11.80) 12.30 (11.80)
Diameter m 2.80 2.80 2.80
Liftoff weight t 45.33 45.33 47.83
Propellant weight t 39.93 39.93 42.43
Engines   Vikas 4+ Vikas 4+ Vikas 4+
Propellant  

UH25/N2O4

UH25/N2O4

UH25/N2O4
Total thrust (vac) kN 804.5 804.5 808.5
Specific impulse (vac) N*s/kg 2962 2962 2991
Burn time s 147 147 157
Total impulse (vac) MN*s 118.3 118.3 126.9

Stage 1

 Name   PS-1 (S-138) PS-1 (S-138) PS-1 (S-138) PS-1 (S-138)
  Length m 20.30 20.30 20.30 20.30
Diameter m 2.80 2.80 2.80 2.80
Liftoff weight t 166.50 166.50 166.50 166.50
Propellant weight t 138.25 138.25 138.25 138.25
Engines          
Propellant   solid HTPB solid HTPB solid HTPB solid HTPB
Total thrust (s.l.) kN 2,995 (av.) 2,995 (av.) 2,995 (av.) 2,995 (av.)
Specific impulse (s.l.) N*s/kg 2383 2383 2383 2383
Burn time s 110 110 110 110
Total impulse (vac) MN*s 364.7 364.7 364.7 364.7

Booster

 Name       6 (4+2) PSOM-XL 6 (4+2) PSOM-XL
  Length m     14.80 (13.50) 14.80 (13.50)
Diameter m 1.00 1.00
Liftoff weight t 87.00 87.00
Propellant weight t 71.36 71.36
Engines      
Propellant   solid HTPB solid HTPB
Total thrust (s.l.) kN 3,384 (av.) 3,384 (av.)
Specific impulse (s.l.) N*s/kg 2324 2324
Burn time s 49 49
Total impulse (vac) MN*s 183.6 183.6