Packaging & Delivery
Packaging Detail: | plywood case/carton |
Delivery Detail: | 5 days from receiving payment (according to your order quantity) |
Contact person: Joanna
Skype:dongda007
Tel: +86-537-2902388 Fax: +86-537-2902388
E-mail: zjoanna98@yahoo.com joanna@dongdamachinery.com
Address : West of Zhixue Road,High-tech Zone,Jining City,Shandong Province,China
Jining Dongda Group Mining Equipment Co.,Ltd
Communication sound &light annunciator 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.
Communication sound & light annunciator Technology parameter:
Voltage | AC127V |
Current | ≤200mA |
Intrinsically safe parameter | DC10V,330mA |
Light signal | Red ,visible distance 20m in dark |
Audio loudness | sound level is not lower than 85 db, call sound level is not lower than 80 db |
Communication sound &light annunciator 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.
