L&T has undertaken the design and development of Winch and Handling system for the Active as well as Passive SONAR. This Winch and Handling system is used for deployment, retrieval, and storage of towed cables, towed body (Active Sonar) and towed array (Passive sonar). A special-purpose drive system developed by L&T with a fail-safe braking arrangement is capable of operating the winch system in three different modes of operation, viz. Hydraulic, Electric, and Manual, through the same gear train, without the use of clutches.
Modes of Operation: