KTT9 Portable communication telephone application：
KTT9 Portable communication telephone is suitable for mining tunnels, underground air defense facilities, underground shopping malls warehouses, caves, tunnels, remote mountainous areas, regional sites that electromagnetic waves can not transmit and other places. It has audio, power display function.
KTT9 Portable communication telephone composition：
1. communication cable 400m (including wire spool) maximum communication cable length ≥ 2km
2. Power Distribution Box (built-DC12V 1200mA / H-MH battery pack)
3. senior special headset (headset cable length 1m)
4. cable
5. dedicated charger (DC 500mA)
KTT9 Portable communication telephone parameters：
Working temperature : -20 ℃ - 40 ℃
Distortion : ≤10%
Operating frequency : 300HZ--3000HZ
Alarm Frequency : 1000HZ-- -200HZ
Intrinsically safe parameters : Operating voltage : 12V
Operating Curren : ≤50mA
Depending open pressure : 14v
Short-circuit current : ≤450mA
Power Distribution Box : Voltage DC12V
Capacity : 1100MAH
Life : Rechargeable 500 times
Continuous use time : > 16 hours
KTT9 Portable communication telephone advantages：
KTT9 portable communication telephone landline learn today''s advanced design, the use of digital integrated circuits, high sensitivity, energy saving; nonverbal manual alarm function; instrument with methane and coal dust in the environment of use (can not be used with hazardous petroleum, chemical and other industrial sites); Relay has a continuous multi-station communication function (multi-station distance calls ≥ 2km); supply communication box with silicone, the overall potting; headset using waterproof rubber seal.
As with the above product advantages so this product can be used with positive pressure (negative pressure) supporting the use of air-oxygen breathing, call clear and reliable. Continuous uninterrupted conversation, while actinomycetes side call.
KTT9 Portable communication telephone photo
Because of the production batch, the specific model are different, the above pictures are only for reference , you can contact our sales staff for further details on the specific verification.
B/L of the History Trading
