Indian Navy dispatches DSRV to assist Indonesian Navy search for missing submarine

KRI Nanggala 402 was taking part in a torpedo firing exercise when it missed and probably disappeared about 60 miles north of Bali.

The Indian Navy on Thursday dispatched its Deep Underwater Rescue Ship (DSRV) from Visakhapatnam to support the Indonesian Navy in searching for and rescuing its submarine KRI Nanggala, which was missing on Wednesday with 53 on board.

“On 21 April, Indian Navy received an alert via International Submarine Escape and Rescue League Office (ISMERLO), about the missing Indonesian submarine. The submarine reportedly operated at a location 25 miles north of Bali with a crew of 53 people,” the navy said. said in a statement.

The DSRV has set sail and must cover a distance of about 2,500 nautical miles, a Navy official said. It was learned that consultations between senior officials of India and Indonesia on Defense Ministry.

Air Chief Marhal Hadi Tjahjanto, commander of Indonesian armed forces, said KRI Nanggala 402 was participating in a torpedo firing exercise when it disappeared and was believed to have disappeared about 60 miles north of Bali. The Indonesian Ministry of Defense said the submarine lost contact after being given permission to dive.

The Indonesian Navy launched a massive search and rescue for the missing submarine and also called for help from countries in the region that had submarine rescue capability. The missing personnel consists of 49 crew members, three gunners and its commander. The German-built submarine has been operating with the Indonesian Navy since 1981 and completed a two-year repair in South Korea in 2012.

India is among the few countries in the world capable of undertaking Search and Rescue of a disabled submarine via DSRV, the Navy said. “The Indian Navy’s DSRV system can locate a submarine up to 1000 m depth using its state-of-the-art Side Scan Sonar (SSS) and Remotely Operated Vehicle (ROV),” it stated adding that once the submarine is successfully located, another submodule of DSRV – the Submarine Rescue Vehicle (SRV) – pairs up with the submarine to rescue the captured personnel. The SRV can also be used to provide emergency supplies to the submarine.

Photo file of the DSRV.

As part of a comprehensive strategic partnership between India and Indonesia, the Indian and Indonesian navies have regularly practiced and deepened cooperation in recent years.

Australian aid

The Singapore Navy has already pressed its lifeboat while Australia has also helped.

“RSN’s MV Swift Rescue – our submarine lifeboat – was dispatched quickly yesterday afternoon, as quickly as she could prepare, after our naval chief received a request for help from his Indonesian counterpart. A medical team was also added to the regular crew on the occasion. that hyperbaric care would be needed, “Singapore Defense Minister Ng Eng Hen said on Twitter.

The site for search operations, near Bali, is more than 1,500 km away and waters are deep, so MV Swift Rescue left as soon as she could, Mr Ng said in a Facebook post.

Hinda DSRV

Indian Navy acquired the DSRV, a critical capability for submarine rescue, in December 2018 and has since deployed two DSRVs at Mumbai and Visakhapatnam on the west and east coast respectively to provide redundancy, operational availability and early response to deal with any submarine contingency.

The Indian DSRV, provided by James Fisher Defense, UK, is the newest in terms of technology and capabilities, said one official.

SCI Sabarmati, DSRV's base ship.