Introduction:

KTZ127 mining explosion-proof and mine intrinsic safety  communication sound and light annunciator (Coal Number: MHB120009 ) is mainly used for coal mine containing coal dust and gas explosion .Application to signal connection usage of coal mine inclined shaft lifting and belt transportation .The device can also be used as direct telephone usage of the winch room and wellhead.The equipment consists of mine waterproof loudspeaker and bright light-emitting diodes to achieve sound and light signal.

Technology parameter:

Technology features:

1.  The product has the functions of explosion-proof lamp, explosion-proof electric bell ,dot button, tee junction box . By power cords to realize carrier intercom communications.

 2.  Simple wiring , easy maintenance, easy usage , strong anti-jamming capability, long transmission distance, effective communication. Communication adopt FM carrier power.

3.  Product core adopts epoxy encapsulation, moisture-proof, shock proof and has long service life.

4.It facilitates production ,save labor ,increases the safety and reliability of underground operations and improves economic efficiency ,having great promotion prospects and values .Such comibination signal switch is much more advanced than the original bell one and other signal ones from domestic and foreign manufacturers.