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Help point hearing aids intercom

Item No.: CR39-analogue
Help point hearing aids intercom
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Description

Help point hearing aids intercom

The mergency call telephone will be designed to work on Railway, metro, tunnel, etc. Housed in robust matel box with one CALL/ ANSWER button, it will offer protection against the outdoor environment waterproofing IP54/IP55/IP65/IP66/IP67 and vandal resistatn. The unit will meet all the latest European/UK standards for EMC /LVD and FCC telephony and lightening protection.

Standard and SMART PSTN and VoIP-SIP options available
DTMF(Dual Tone Multi Frequency)
Matching with most PABX,PBX and PAX systems and IP PABX


Main Features:

1.  PSTN 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. Built-in induction loop optional
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

Applications:

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.

Specification:
Analogue version:
1. Applicable for various types of SPC exchange and dispatching exchange system with feeding voltage of 48-69V.
2. Operating temperature:-10℃~ +55℃ 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)


VOIC OVER IP- SIP (Optional)
Connection type: RJ45 Socket inside sealed enclosure
Power supply: External 24V dc
Call set-up Protocol: Session Initiation Protocol(SIP)
Configuration: DHCP or STATIC IP address provisioning

Approvals

EMC: EN50121 (Railway application- Electromagnetic Compatibility)
          EN55022: emissions
        EN55024: immunity
Ingress Protection: GB4208-93 IP67


FCC
ITU-T Recommendations K21
Packing details:
Telephone unit size: 30.5X18.7X5.7CM
1pcs in each inner CTN box,
size: 43.3 x 27.6 x 19.1  G.W: 2.5kg
4pcs in outer CTN box, size: 56.6 x 44.5 x42  G.W: 20.25kg
20GP: 2000PCS,  40GP: 4000PCS,  40HQ: 5200PCS

 

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