Highway Railroads Tunnel Extrance Sos Call Box Emergency Telephone

• Customization: Available
• Usage: Industry
• Call Type: Mixed
• Model NO.: YT-SDN03
• Hardware Technology: Board
• Certification: CE, ISO, RoHS
• Condition: New
• Enclosure: Aluminium
• Emergency Call: One Big Button
• Sound Pressure: 290 Dba in 40cm
• Function: Broadcast
• Power Supply: AC 220V ±10%
• Temperature: -40ºC ~ +70ºC
• Optional: External Speaker/Camera
• Exclusive Tech: Strong Noise Canceling - Optional
• Call in/out: Hands Free
• Buzzer: 10W - Over 90 dB in One Meter
• Built in Amplifer: 120W or 250W
• Interface: Switch Port/Gateway Port
• Protection Grade: IP66
• Installation: Pole-Mounted
• Transport Package: Carton
• Trademark: Yuantong
• Origin: Original Manufacturer
• HS Code: 8517180090
• Production Capacity: 10000 Pieces Per Year

Product Description

The tunnel emergency telephone broadcasting system is an integrated communication platform which combines the emergency telephone and cable broadcasting launched by Telecontrol Company, namely, the Emergency Telephone and cable broadcasting share one set of software, share the transmission network (optical fiber) , they are functionally independent of each other and do not affect each other. That is, the two share a host, a transmission cable, and an optical interface, which can effectively utilize and save system resources, but they are functionally independent of each other and do not affect each other, the caller can call and communicate with the on-duty staff of the center. The on-duty staff can also monitor the tunnel broadcast by using the on-call and off-call function of the emergency telephone.

Product Parameters

Transmission Method	TCP/IP
Rated Sound Pressure Level	>= 90 db at 0.4 meter
Operating Temperature	-40ºC to 70ºC
Protection Level	IP66
Operating Voltage	AC 220V ± 10%, Connection Method: Circuit Breaker
Enclosure Material	1.5mm steel
Frequency band	100Hz-16KHz
Amplifier Output	120W/240W/350W; Output method: 4-6 ohms, 70V/100V
Functionality	Multifunctional assistance terminal integrating emergency phone, manual alarm, emergency broadcasting, fiber access, and sound-light alerts
Intercom Features	One intercom call button and one manual alarm button for urgent assistance; sends alarm signals to monitoring center and tunnel management station
Broadcasting Capability	Remote emergency broadcasting for safety reminders, policy announcements, traffic information, and safety guidance; intercom function prioritized over music broadcasting
IP Address Usage	Occupies 1 IP address; supports cross-segment and cross-router communication

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Company Profile

Shenzhen Yuantong Modern Technology Co., Ltd. is a manufacturer specialized in industrial telephones for over 8 years, established in 2017 by Mr. Gong who is working in industrial communication industry for over 20 years.
Shenzhen Yuantong designed weatherproof telephone series and explosion proof telephone series with advanced technology of Amplification,Nosie Reduction,Long-distance Audio Capture.
IP68 Weaterproof Telephone: YT-SG21,YT-SG30,YT-SG50
IIB/IIC Explsoion proof Telephone: YT-EX10,YT-EX30,YT-EX60

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