Emergency phone(KNZD-36)

1.  Analogue phone

2.  Metal body stainless steel 304 ( we can make stainless steel 316 as optional).

3.  Identifying the push button can be customized in English or other language.

4.  The phone affixed to the mount using 4 stainless steel tamper proof screws.

5.  One button with memory for speed-dial call. Easy programmable.

(we can also make the keypad built-in phone case for hidden).

6.  LED indicators for incoming call optional
7.  Wearable, waterproof, moisture proof, Vandal resistant and tamper-resistant hardware
8.  Lightening protection to ITU-T  K.21
9.  Automatically release the line when the other far end hang up first.

10.  Selectable 7 minute time out

11.  Patch cable is industry standard CAT 3 telephone cable patch cable equipped with RJ11 connector.

12.  Dry contact ready if customer need this for CCTV optional

 

As Public telephone for indoor or outdoor, elevator phone, 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

 

1, Applicable for various types of SPC exchange and dispatching exchange system with feeding voltage of 48-69V.
2, Operating temperature:-10°C~ +55°C Relative humidity:10%~95%
    Atmospheric pressure: 86~106Kpa Circumstance noise:≤ 60dB(A)

    The ERT assembly housing weather proof with an IP rating of IP55
3, Sound level of ringing:≥70dB(A).
4, Standard frequency:low frequency group:697,770,852,941Hz,
     high frequency group:1209,1336,1477Hz, frequency deviation:≤±1.5%
     If service line is a 3Km signal-level:
     Standard frequency:low frequency group:-9dB±3dB,high frequency group:-7dB±3dB,level difference between low and high frequency of compound signal:2±1dB,the total distortion caused by intermodulation of harmonic wave is lower than the basic level by at least 20dB.
5, Call transmission index:(5KM)SLR≤12,RLR≤-1,STMR≥10, output impedance is 600Ω.
6, Super strong function is available for dialing 12 groups of numbers stored in the memory (maximum length of each number is16 digits)