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I-3K is a satellite bus developed by Indian Space Research Organisation (ISRO), and marketed by Antrix Corporation.[1] It is a standard bus for 3,000-kg class satellites; the 'I' in I-3K stands for INSAT, a group of communication satellites developed and launched by ISRO. The I-3K bus can supply DC power up to 6500 watts, and is suitable for satellites with lift-off mass in range of 3000-3400 kg.[2][3][4]

List of satellites launched using I-3K bus[edit]

See also[edit]


  1. ^ http://www.antrix.gov.in/sss_systems.html
  2. ^ http://www.antrix.gov.in/I-3K.pdf
  3. ^ "SPACECRAFT SYSTEMS AND SUB SYSTEMS". Antrix - ISRO. Retrieved 5 January 2014. 
  4. ^ "Constrained cooperation". Frontline. 17 July 2004. Retrieved 5 January 2014. 
  5. ^ "ISRO: I-3K (I-3000) Bus". Space Skyrocket. Retrieved 5 January 2014. 
  6. ^ "EADS Astrium-ISRO alliance sealed First contract with Eutelsat for W2M satellite". Space Ref. 20 February 2006. Retrieved 5 January 2014. 
  7. ^ "India's GSAT-10 Continues Checkout". Space Ref. 17 August 2012. Retrieved 5 January 2014. 

External links[edit]