This document discusses various types of maritime training simulators including GMDSS simulators, ECDIS training simulators, OOW bridge simulators, radar-ARPA and navigation simulators, visual steering simulators, and engine room simulators. These simulators are approved by classification societies like DNV and DGS and are used by many maritime training institutions in India to provide hands-on training to cadets. The document lists specific equipment and features of the different simulators.