Emergency systems SP-33 and SP-42 are differ by 8-spade design of the canopy with a retracted top. Also, there is no central hole, due to this low rate of reduction is achieved, no buildup and fast opening.
ТECHNICAL DATA
| Model | SP -33 | SP -42 |
|---|---|---|
| Sq, m2 | 33 | 42 |
| Weight of system, кg | 2.3 | 2.6 |
| Маx pilots weight*, кg | 110 | 140 |
| Мin altitude use**, m | 80 | 80 |
| Rate of descent m/s, not more | 7.0 | 7.0 |
* Equipage weight~18 кg) учтена took into account
** There are cases of successful operation and at a lower altitude
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