Main Engine Telegraph
●Main Performance Index
■Operating temperature : conform to relevant standard of GJB or CCS standard.
■Protection degrees : IP22 (bridge instrument ) IP44 (engine room instrument )
■Power supply : AC220V/50Hz ; DC24V (the two units of power supply can be switchover automatically )
■Alarming type : power failure alarm of main power source, misalignment alarm ( coordinate with the main engine switch).
■Operating steps: 11、13 or customize
■Installing form : Vertical type, wall-mounting type, embedded type
■VDR digital interface : RS485, conform to IEC61162 standard.
●Type Explanation
■This type telegraph system consist of telegraph transmitter, telegraph receiver and audible warning device. According to the number of main engines. The telegraph can be named as single handle machine telegraph and double handle machine telegraph.