VoIP telephone / IP66 / for underground mining / for tunnels
dustproof telephone KNSP-11
HONGKONG KOON TECHNOLOGY LTD
for underground mining, for tunnels, for railway applications, for marine applications, for highways, elevator, for clean rooms, firefighter
with flashing beacon, sound-powered, auto dial, wall-mounted, emergency, help point, fire alarm, paging, for harsh environments, vandal-proof, weather-resistant, waterproof, intrinsically safe, explosion-proof
Min.: 70 dB
Max.: 85 dB
Main features :
1. Robust aluminium alloy die-cast body, Vandal resistant and tamper-resistant hardware, simple installation.
2. Auto-dial, as soon as you pick up the hand set the phone will put through. Or one button optional
3. Weather resistant to IP66 standard, service temperature range from: -30 degree to +60 degree
4. Magnetic reed hook-switch
5. Telephone line powered. No external power or battery back up required.
6. Lightening protection to ITU-T recommendation K.21
7. Handset: made of special engineering plastic, high anti-knock resistance, Weatherproof, armoured cable optional,
8. Hearing Aid compatible receiver, Noise canceling microphone.
9. Handset integrity wiring to enable the telephone system to check if the telephone unit is still operational.
10. Selectable 7 minute time out, to release the line if the handset is left off hook.
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