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elevator emergency phone factory

Utility Tunnel Nødtelefoner
Emergency telephones for utility tunnel purpose made of aluminium alloy material by die casting. The telephone waterproof is rugged and durable. Body-integral, Strong flame retardancy and low-temperature resistant. Special sealing design can ensure complete waterproof grade up to IP66. Waterproof, dustproof and moisture-resistant. The telephone waterproof widely used in tunnel and outdoor. Most metro and high-speed rail project need install IP66 telephone for emergency communication.

Model: CDU-AUX
Størrelse: 492*302*185mm
Omgivelsestemperatur: -40 ℃ til 50 ℃
Relativ luftfugtighed: 10% til 95%
Atmosfærisk tryk: 80-110 kPa
Omgivende støj: ≤60dB
Driftsfrekvens: 300-3400 Hz
Sending Loudness Rating (SLR): 5- 15dB
Receiving Loudness Rating (RLR): -7-2dB
Side Tone Masking Rating (STMR): ≥7dB

Utility Tunnel Nødtelefoner

elevator emergency phone factory products

SIP Visual Emergency Intercom

SIP Visual Emergency Intercom er specielt brugt til udendørs nødtelefon, vælg maskinen kan automatisk ringe til nødtelefonlinjen. Almindeligvis brugt i miner, tunneler, naturskønne steder, skole og...

Håndfri Nødtelefon med seks taster

Hands Free Six-key Emergency Telephone is made of Fiber-Reinforced Plastic. It is a high-end smart phone. It can be selected with or without a dust cover according to customer needs....

SIP visuel nødtelefon

SIP Visual Emergency Telefon er specielt brugt til udendørs nødtelefon, vælg maskinen kan automatisk ringe til nødtelefonlinjen. Almindeligvis brugt i miner, tunneler, naturskønne steder, skole og...

Seks nøgle industriel nødtelefon

Six Key Industrial Emergency Telephone is made of Fiber-Reinforced Plastic, without a cover design, and can be added with a dust cover. It has strong sealing performance and good waterproof...

Industriel telefon

Industriel telefon er en vandtæt, støvtæt, elektrostatisk afladning. Den industrielle telefon bruger trykstøbningsskal af aluminiumslegering, høj mekanisk styrke og stærk slagfasthed. Og dens udseende er fast og...

Udækket to-nøgle fiberforstærket plastiktelefon

Det er en helt digital netværksradio og walkie-talkie, og dens kernedel vedtager en moden VOIP-løsning (Broadcom 1190), ydeevnen er stabil og pålidelig, den håndfri bruger digital fuld-duplex...

Synlig berøringsskærm nødtelefon

Visible Touchscreen Emergency Telephone is made of Fiber-Reinforced Plastic, and it is a high-end smart phone that integrates audio, video and applications. Equipped with a high-precision directional microphone, it can...

SOS One Touch-nødopkald

SOS one touch emergency call mainly installed in school, service area. supermarket, subway and so on. It's convenience for people to find the device and get help.

elevator emergency phone factory latest news

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who invented the telephone during the industrial revolution: During the Industrial Revolution, many great inventors and innovators emerged, including Alexander Graham Bell, who is credited with inventing the telephone. Bell was a Scottish-born inventor who immigrated to Canada and later moved to the United States. He was born...

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Exploring the Benefits and Features of Explosion-Proof Phones: Explosion-proof phones are becoming increasingly popular in industries that deal with combustible materials such as oil and gas, mining, chemical plants, and more. These phones are specifically designed to withstand hazardous environments that are prone to explosions and are resistant...

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Rugged Yellow Industrial Telephone with Analogue Technology and IP65 Outdoor Waterproof Rating: The Rugged Yellow Industrial Telephone with Analogue Technology and IP65 Outdoor Waterproof Rating is a durable and reliable communication device that is perfect for industrial and outdoor environments. This phone is designed to withstand extreme weather conditions, high humidity levels,...

Weather-Proof Telephone: Making Communication Reliable in Any Weather: Introduction In today's fast-paced world, reliable communication is a necessity. Whether it is for emergencies, business transactions, or simply staying connected with loved ones, having a means of communication that can withstand any weather conditions is crucial. That is...