▌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/50 or 60Hz,DC24V(the two power supplies can be switchover automatically).

·Alarming type：Power failure alarm of main power supply,misalignment alarm,misorientation alarm(coordination with the main machine 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

EDZ type telegraph system consists of telegraph transmitter,telegraph receiver and audible warning device.According to the number of main machine,the telegraph can be named as single machine telegraph and    double machine telegraph.

▌Product System Connection Drawing

▌Product Outline Drawing