Industrial telephone,anti-explosion telephone, dust proof telephone KNSP-13

waterproof telephone security phone industrial phone emergency telephone the most professional manufacture in Asia

 Industrial telephone,anti-explosion telephone, dust proof telephone KNSP-13  

 

 

 

Applications:

 

As Public telephone for indoor or outdoor, Taxi or bus stands or station, Highway call box, Railway, metro, ATM machines side, Tunnel, Port, Dock, Mines, Generation facilities...

 

A good ideal telephone for use in wet or corrosive atmospheres

 

                     DTMF(Dual Tone Multi Frequency)

 Standard and SMART Analogue and VoIP-SIP options available

              Matching with most PABX, PBX and PAX systems

 

 

Features:

 

1. Aluminum alloy die - cast body, Vandal resistant and tamper-resistant

2. Auto-dial phone without keypad

3. Handfree

4. Telephone line powered.

5. Lightening protection to ITU-T K.21

6. Handset: high anti-knock resistance, weatherproof, armoured cable optional

7. Hearing Aid compatible receiver, Noise canceling microphone.

 

3.Technical parameter
Ambient temperature	-30~+60°C
Defend grade	IP66
Relative humidity	10%--95%
Atmospheric pressure	86~106KPa
Circumstance noise	less than 60dB(A)
Sound level of ringing	>70dB(A)
Standard frequency	697. 770. 852. 941Hz
Call transmission index	(5KM)SLR<12,RLR<-1,STMR>10, output impedance is 600 Ohm.

  

            

      

 

 

 

 

 

 

 

 

 

 

 

 

 

Industrial telephone,anti-explosion telephone, dust proof telephone KNSP-13