The S-300 is a Soviet-origin anti-aircraft system that has become one of the most widely used systems of its kind. The system has gone through numerous stages of development, has many versions, and serves a large number of countries. This article provides an overview of the S-300, its development, and its various versions.
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S-300 Development program
The development of the S-300 system took place during the 1960s and 1970s and essentially consists of a family of systems, which includes three main subcategories.
These subcategories are the S-300V (SA-23), with a focus on anti-ballistic defense, the S-300P (SA-10), and the S-300F for use by warships.
Versions of the S-300P
Versions of the S-300 (list)
S-300P (SA-10)
S-300F (for use by warships)
S-300PT
S-300PT-1 (SA-10B)
S-300PT-1A (SA-10C)
S-300PM
S-300PS
S-300PMU
S-300PMU1
S-300PMU2
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The first version of the S-300P was the S-300PT, whose tests were completed in 1978. It consisted of the 36D6 search radar, the 30N6 fire control radar, and the 5P85-1 launchers.
The radars were PESA (Passive Electronically Scanned Array) class, and the system was capable of engaging targets simultaneously. Using the 5V55 missile, it could engage targets at a range of about 50 kilometers.
The first two major upgrades came with the S-300PT-1 (SA-10B) and S-300PT-1A (SA-10C) versions. With these versions, the new type of 5V55KD missile entered service, increasing the range to about 75 kilometers while halving the system’s order time to half an hour instead of one hour.
In 1985, the S-300PM and S-300PS entered service, using the 90 km range 5V55R missiles, the new 30N6 search radar, and the missiles were now guided by Semi-Active Radar Guidance (SARH). This version was further upgraded in the 1990s as the S-300PMU, which used the 5V55R, SARH guidance, 150 km range while the 64N6 search and 30N6-1 fire control radars also became available.
As the S-300PMU1, it gained anti-ballistic defense capabilities against short-range ballistic missiles, access to the 48N6 missiles, also with a range of 150 km, while the 30N6E search radar became available. The newer S-300PMU2 version introduced 48N6E2 missiles with a range of 195 km. The anti-ballistic capabilities were further improved, while it acquired a new radar and fire control center.
Conclusion
In conclusion, the S-300 has a long history of development, and its numerous versions have proven to be effective in a variety of applications. The system’s ongoing evolution suggests that it will continue to be a major player in the world of anti-aircraft defense for the foreseeable future.
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