Gaganyaan: ISRO successfully completes human-rated engine test campaign

ISRO on Thursday said it had completed the final long-duration hot test of human-rated L110-G Vikas engine for the planned qualification duration of 240 seconds, marking a major milestone in the journey towards the launch of the Gaganyaan human spaceflight programme.

The test was carried out at the ISRO Propulsion Complex (IPRC), Mahendragiri, Tamil Nadu.

"With this test all the planned qualification tests of the engine are completed successfully," ISRO (Indian Space Research Organisation), the Bengaluru-headquartered national space agency said in a statement.

The air-lit liquid core stage of the human-rated launch vehicle (LVM3-G) uses two L110-G Vikas engines in clustered configuration.

The design and realisation of L110 stage for Gaganyaan was carried out at the Liquid Propulsion Systems Centre (LPSC), and assembly and integration and testing were done at IPRC. The Engine Gimbal Control system was developed by Vikram Sarabhai Space Centre (VSSC).

The Vikas engine uses storable