VoIP Rugged Telephones SIP Emergency Weatherproof Telephone for Railway

VoIP Rugged Telephones SIP Emergency Weatherproof Telephone for Railway
 
Made of industrial environments that need an intercom telephone which can with stand rough usage & treatment.
DTMF(Dual Tone Multi Frequency)
Standard and SMART Analogue and VoIP-SIP options available 
 Matching with most PABX,PBX and PAX systems.
Description:
Defend grade: GB 4208-93 IP 66 / IP 67
Call capability of phone: GB/T 15279-94
Application scope: metro, light railroad, speedway, ship, mine, etc.
External configuration specification:
External dimension: 320*205*120mm Weight: 5.5Kg 
Installment dimension:139*260mm M8 bolt is used to install
 
Main features:
1. Cabinet:aluminum alloy die - casting, high anti-violent, able to glisten, convenient for looking for 
2. Door cover:orient automatically and good self - closing, convenient for use.
3. Handset:made of special engineering plastic, high anti-knock resistance. high tensile strength resistance and high anti-violent.
4. All of the components including handset telephone receiver and transmitter, keypad, buzzer, circuit board and cabinet are designed to be multi - layer waterproof and dust - proof which is up to Class III grade. The whole machine is up to national standard GB4208-93 IP 66.
5. Phone is provided with high stability, high anti-jamming capability, and it is up to national standard GB/T 15279-94.
 
Specification: 
1. Applicable for various types of SPC exchange and dispatching exchange system with feeding voltage of 48-60V.
2. Ambient temperature:-30 ~ +60 degreeRelative humidity:10%~95%
Atmospheric pressure: 86~106Kpa Circumstance noise:less than 60dB(A)
3. Sound level of ringing:over 70dB(A).
4. Standard frequency:low frequency group:697. 770. 852. 941Hz,
high frequency group:1209. 1336. 1477Hz, frequency deviation:-1.5% ~ +1.5%
If service line is a 3Km signal - level:
Standard frequency:low frequency group:-12dB~-6dB, high frequency group:-10dB~-4dB, level difference between low and high frequency of compound signal:0dB~3dB, 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 600 Ohm.
6. Super strong function is available for dialing 12 groups of numbers stored in the memory (maximum length of each number is16 digits)
 //Weatherproof phone// 
Application
The Weatherproof phone will be designed to work on Railway, metro, tunnel,etc. Housed in robust aluminium die case with spring loaded door, it will offer protection against the outdoor environment,vandals resistance and rot resistance.
The unit will meet all the latest European/UK standards for EMC and US FCC, telephony, waterproofing IP66, and lightening protection together with offering the level of performance and reliability demanded in such an environment. 

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