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KTH104 Mine explosion electronic telephone with 5km exchange line 

Price: 1.0 USD 
Payment Terms: T/T,WU,Paypal 
Place of Origin: Shandong, China (Mainland) 
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Product Detail

Means of Transport: Land,Air
Packing: according to your requireme...
Brand Name: China Coal
Production Capacity: 1000 sets per month
Delivery Date: 5-10 days after confirm

chinacoal05
explosion electronic telephone , explosion telephone

chinacoal05

 

explosion electronic telephone  ,   explosion telephone

KTH104 Mine explosion electronic telephone with 5km exchange line

Product Introduction

Application:

To be used in bad condition :high noisy,heavy damp.such as electrical factory,coal mining, As the explosive , inflammable conditions with gas, coal dust. 

Features:

1. can be amplified and radio call

2. Grading control mode, scattered power amplifier, high the system reliability

3. Can be connected with with PBX scheduling switchboard etc. many kinds of communication system interface

4. RACES have the anti noise performance, can be in 115 dB high noise environment clear on the phone

5.Has the call out of selected calling, group calling, function, between stations can be arbitrarily selected calling on the phone

6.Have shrinkage dial-up function; An intelligent of anti noise, enlarge louder, auto hung up , auto start up, unattended , all calling, group calling, duplex calling, , dustproof , waterproof etc. function 

7. The calling stations is sealed up , can be installed in any bad environment

8. Has the linkage control function

9. Comply with ITU-T k. 20 standard of lightning and over-voltage protection performance

Temperature conditions: 

1. Rate temperature: -20~+40°C

2. Rate humidity :≤98(+25°C)

3. Amplify belling level: ≥150dB

4. Communication : 5km exchange line

Main Parameter

Model 

KTH104

Max input DC voltage

DC30V~DC48V

Max input DC Current

DC30mA

Max bell stream voltage

40V(25Hz-1500Hz)

Max bell stream current

45mA

Input AC voltage

220V;127V

Belling Level

≥85dB

 


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Company Info

China Coal Group Company [China (Mainland)]


Business Type:Manufacturer
City: Jining
Province/State: Shandong
Country/Region: China (Mainland)

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