Main features and technical parameters

Intensity of tension>250kg; strong destruction resistancy

Good flame retardancy and hand feeling

Temperature: －30～＋50℃               

Relative humidity: ≤95％

Atmospheric pressure: 80～110 kPa                  

Ambient noise: ≤60dB

Explosion marking: ExdibBT6         

Level of protection: IP54

Working frequency: 300～3400 Hz                 

Good call transmission of the matching phone, 4.2-in-GB/T15279-94-compliant

Main components:

Shell made of PC                            

Stainless steel flexible tube;

High strength steel rope                       

Pierce-proof and hi-fi transmitter and receiver

Connect the permanent seat of the case          

Magnets or reed in some handsets

Customer choice: 

The length of flexible tube (90cm normally) is flexible, the diameter of the tube: φ8.4φ7.8φ6.5

Connector can be chosen according to connector series or designated by customers