桌面式紧急电话 Telephone KNZD-29 The emergency call telephone will be designed to work on railway, metro, tunnel, etc. Housed in robust aluminium box with one CALL/ ANSWER button, it will offer protection against the outdoor environment and vandals. The unit will meet all the latest European/UK standards telephony, waterproofing IP65, and lightening protection together with offering the level of performance and reliability demanded in such an environment. l DTMF(Dual Tone Multi Frequency) l Matching with most PABX,PBX and PAX systems. l Hotline call, As soon as you pick up handset the phone will put through. Characteristics: l Robust Metal body very strong. l With or without keypad. Auto dial, l LED indicator to inform you there is a coming call l Robust and weather resistant, Wearable and moisture proof IP65 l Dual purpose design for wall or desk mounting, simple installation l Industry standard robust handset with stainless armoured cord l Well treated metal hook switch. l Matching with most PABX, PBX and PAX systems. Standard RJ11 Connector 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 Technical specification: 1. Perform condition: temperature:-10℃~+50℃ relative humidity:45%~95% atmospheric pressure:86~106Kpa, environmental noise:≤60dB 2. Main technical index: work frequency:300HZ~3400HZ sound level of ringing: 80db 3. Dial number A : Pulse dial :the break ratio of pulse dial : 1.6±0.2︰1.0 speed of pulse dial:10±1 times/s B. DTMF dial: Low frequency:697.770.852.941HZ ; High frequency:1209.1336.1477HZ Frequency deflection:≤1.5%; low frequency electricity plane:-9±3dB; high frequency electricity plane:-7±3dB gap of low and high frequency electricity plane in frequency group:2±1dB; 4.Feature of electrical sound | 0Km | 5K | Transmit echo assess | ≥+2dB | ≤+12dB | Receive echo assess | ≥-8dB | ≤-1dB | Side voice conceal assess | ≥+3dB | ≥+10dB | 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: 230 x 150 x70 mm 1pcs in each inner CTN box, size: 43.3 x 27.6 x 19.1 G.W: 4.5kg 4pcs in outer CTN box, size: 56.6 x 44.5 x42 G.W: 20.25kg 20GP: 2000PCS, 40GP: 4000PCS, 40HQ: 5200PCS Unit size: |