Greencisco 50Hz,60Hz,400Hz frequency converters ( indoor type,IP65 outdoor type,modular type ) from 6KVA to 16000KVA, with 115VAC, 415VAC,440VAC,690VAC,10KVAC voltage, with parallel function of master/slave and current-sharing function,with R485 communication function and can be remotely monitored and controlled by center monitor system on the warships, used for Navy,shipyard,port,dock,Oil,airport,submarine,ect.
Silver zinc battery for Navy,submarine,torpedo,airplane.

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