MANUAL CONTROLLING APPARATUS OF PNEUMATIC REMOTE AUTOMATIC VALVE IN FIRE FIGHTING WATER PIPE CONTROL SYSTEM OF SHIP ENGINE ROOM

摘要

The present invention relates to a manual control device for a pneumatic remote automatic shut-off valve of a fire-extinguishing water piping control system in a marine engine room, comprising a closed and open valve line connected to a pneumatic remote automatic shut-(Normally open), and a pneumatic remote automatic opening / closing valve is operated by a remote control during normal operation (normal operation). However, in emergency operation, the engine room connected to the simple pump or the air supply portion The stability of the control system can be realized by manually operating the pneumatic remote automatic opening / closing valve by supplying the compressed air to the close and open valve using the cleaning compressed air hose.;