The mine intrinsically safe combination amplifying telephone is suitable for the environment with gas and coal dust explosion danger in coal mine. It is used for the protection and communication of pull wire emergency stop lock along the belt. It can be locked by local button to realize the early warning of equipment start and stop, and can also collect sensor signals of deviation and longitudinal tear along the line.

The digital 3D model designed based on SolidWorks2017, the file totally 34MB. STEP files provided.

Feature Description:

1. Good sealing performance, reliable operation and convenient maintenance.
2. The machine is equipped with emergency stop button, manual reset and action indicator.
3. It has cable emergency stop function (pull wire emergency stop).
4. The machine has the functions of deviation detection, longitudinal tear alarm and protection. It can be installed at any position along the equipment as required.
5. Plug in cable at both ends, regardless of direction, convenient and flexible installation.
6. Support the self diagnosis function along the line.

Relevant technical parameters:

7. Explosion proof sign: exib I.
8. Overall dimension: 358 * 156 * 290.
9. Shell protection grade: IP54, connector IP67.
10. Red LED indication.
11. Reset form: manual reset.
12. Sending form: press and hold the sending button to call along the line.
13. Detection function: it can detect the sensor signal of deviation and longitudinal tear along the line.
14. Working voltage: DC12V ~ 18V.

Inner structure of the model 01
Inner structure of the model 01

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