China KTH 33 Explosion Proof Automatic Telephone

Specifications
Explosion proof telephone:
1. Suitable to coal mine
2. Intrinsic safety telephone
3. With explosion-proof and safety certific
Mining explosion proof intrinsic safety telephone, KTH108 explosion proof
Explosion proof telephone:
Intrinsic safety telephone, with explosion-proof and safety certificate, best quality, suitable to coal mine underground
Introduction
KTH 15 intrinsically safe automatic telephone made by modern electronic technology, all integrated circuit is a kind of communication terminal of high performance and high reliability. Configured with KTA17 safe coupler, it can connect with up ground switch or dispatch master station to constitute underground production dispatch communication system.
Features
1) KTH 15intrinsically safe automatic telephone is not only used underground, but also hard places with high temperature, high moisture, strong pollution;
2) The material of cover is static-free, with features of waterproof, dustproof, anticorrosion and the protection degree IP54;
3) Installation, desk-top, hanging type optional, by adopting the newest electronic switch structure, all the components is fixed strongly.
4) The keyboard is totally sealed with noctilucence and there are keys for emergency call, hang up and recall;
5) with communication distance adjustment switch, it is possible to adjust the switch to improve the communication effects according to the distance between the telephone and dispatch master station for the situation of communication distance long, insulation of wire not good.
Usage Condition
The place with explosive mixture, but without corrosion gas for insulation;
Technical Data

Environment temperature-5° C~+40° CAverage relative moisture≤ 95%(25° C)Atmospheric pressure80kPa~106kPaNoise ≤ 75dBEx-markExibIDial typeP/T compatibleStructure typeHanging typeFeed voltageDC58 or AC58Intrinsically safe parametersMax input DC voltage<=58VMax input DC current:<=35mAMax input bell voltage<=58VFrequency (25± 3)HzMax input bell current <=35mAVolume of bell>=80dBLongest communication distance10kmNet weight3.3KGS

2000 Pairs Sells per Month
5 pairs MOQ
48-72 hours delivery after received money
about US
YUEQING CITY RUIHUA CABINET WHOLE SET EQUIPMENT is a professional manufacturer of
low voltage electrical products in South China.
Our company is committed to design, produce and sale a series of ozone generators air pumps,
PLC, rotary encoders, HMI, sensors, switches , warning lights, meters and many other electrical
components. We exports various types of electrical appliances to different countries.
FAQ
Q: Are you a manufacturer or a trade dealer?
A: We are manufacturer with our own factory and trading company.
Q: When did your company start to manufacture the products?
A: We started from the year of 2005.
Q: How can I get some samples?
A: You can send email, buy from our online shop or call us for sample order.
Q:.Can I just buy 1pc sample first or small order?
A:Yes,support sample order and small order, especially for new customers.
Q:.How long to make a sample?
A: We have plenty of stock to support sample order and small order.
Q: Is the sample fee refundable or not?
A:Due to the producing cost is high, we need charge sample fee.
Q:What certification do you have?
A:We have got CE, RoHS certification for our products.
Q:Can I put my own logo?
A:Yes, your logo can be engraved, embossed, transfer-printing or lasered etc.
Q:Is the price including duty?
A: This price does not include customs fee, local taxes, or brokerage fee.
Q:How good is your service and after-sales service?
A: We have excellent customer service & technical support &1-year warranty police to meet all your requirements.
Q: How do your company regard on quality control?
A:Quality is priority. We think highly of quality controlling.
about Payment

We provided Trade Assurance service
We also accept payment by T/T; Western Union, ESCROW, Paypal, Money gram

We Provide OEM Services
We can do OEM for your brand (print your logo ). And we can make product according to your design .
The processing method ,the size ,the quality etc ,will all follow your requirement .

We do OEM for a lot of the world's leading brands ,we have rich experience in production. We have molds in varieties ,and we have strict products quality control system.

We have a strong R&D team, to develop new products according to the sample you provided.