Drive signal did not reach pyro valve: ISRO on failure of orbit raising operations for NVS-02

The Indian Space Research Organisation (ISRO) on Wednesday detailed its on-orbit observations of the NVS-02 spacecraft and ...
Rediff.com

ISRO Reveals Connector Flaw Behind NVS-02

ISRO stated that the disengagement of at least one contact -- in both the main and redundant paths -- of a connector led to ...

NVS-02 spacecraft missed Orbit as drive signal not reachedg pyro valve of oxidizer line of engine for orbit raising : ISRO

Citing the on-orbit observations and recommendations of the Apex Committee, the Indian Space Research Organisation (ISRO) has said that drive signal not reaching the pyro valve of the oxidizer line of ...
The Week

ISRO reveals the tiny glitch that doomed the NVS-02

ISRO formed a Failure Analysis Committee headed by former Chairman A. S. Kiran Kumar to investigate the pyro valve failure. A pyro valve is a small but critical device that opens using a tiny ...
Kashmir Reader

Year after NVS-02 satellite’s failure, Isro explains what went wrong in space

Over a year after the NVS-02 navigation satellite failed to reach its intended orbit, the Indian Space Research Organisation (Isro) has revealed what caused the mission setback and the corrective ...
Devdiscourse

ISRO's NVS-02 Orbit Raising Challenge: Lessons and Future Enhancements

The Indian Space Research Organisation (ISRO) investigated the NVS-02 spacecraft's orbit-raising failure. An Apex Committee identified a technical anomaly with the pyro valve's drive signal.

Disengagement of connector contact resulted in navigation satellite getting stuck in GTO: ISRO

The Indian space agency today said "the disengagement of at least one contacts", in each of the main and redundant paths - of the connector, resulted in the failure of India’s strategic navigation ...