Industrial Outdoor Weatherproof Telephone Speed Dial Built In
Place of Origin
Guangdong, China (Mainland)
Lightening Protection Degree
1. Robust aluminium alloy die-cast body, Vandal resistant and
tamper-resistant hardware, simple installation.
2. Full keypad with memory, 10 button programmable speed-dial
3. One calling button, One auto-dialing call button for emergency
4. Door cover: orient automatically and good self - closing,
convenient for use.
5. Weather resistant to IP67 standard, service temperature range from:-30℃ to +75℃
6. Magnetic reed hook-switch
7. Robust AC cord, AC power supply from 110V~240V. Built in battery
8. Lightening protection to ITU-T recommendation K.21
9. Hearing Aid compatible receiver, Noise canceling microphone.
10. Phone integrity wiring to enable the telephone system to check
if the telephone unit is still operational.
11. Selectable 7 minute time out, to release the line if the
handset is left off hook.
12. All of the components including keypad, buzzer, circuit board
and cabinet are designed to be multi - layer waterproof and dust -
proof which is up to Class III grade. The whole machine is up to
national standard GB4208-93 IP 66.
13. Phone is provided with high stability, high anti-jamming
capability standard to GB/T 15279-94.
14. Built-in amplifier 15W. Loud speaker: 15W (30W optional).
Built-in transformer. When the other side call this unit this
speaker will ring loudly. After 5 times (the phone itself is set
for 5times and this time adjustable) ring if still no body pick up
handset the phone will put through by itself. Calling side can
broadcast and its voice can spread to the workers nearby or other
maintenance workers will easy to notice through loudspeaker.
15. The phone will stop the line (release the line) when the other
side cut off the line.
Kirk electro dynamic transducer for both handset transmitter and
Spring cable or armoured cable to attach the handset to the
telephone main unit
Stainless steel cable to connect exchange.
Inductive coupler fitted for hearing aid compatibility.
Handset integrity wiring to enable exchange to check if the phone
is still operational.
Well treated PCB used inside the phone.
Robust screw terminals used for the connection of ringer, handset,
line in, hookswitch.
Selectable 7 minute time out, to release the line if the handset is
left off hook.
All connectors be greased in production.
Machine size:320 *205 *120( mm )
Carton size:439 *277 *191( mm )
Packaging material: pearl cotton, carton
It is applied to highway for emergency call, railway or subway for
interval telephone call, and tunnels, electric tunnels for
1, Applicable for various types of SPC exchange and dispatching
exchange system with feeding voltage of 33-60V.
2, Ambient temperature:-30℃~60℃ Relative humidity:10%~95%
Atmospheric pressure: 86~106Kpa Circumstance noise:≤ 60dB(A)
3, Sound level of ringing:≥70dB(A).
4, Standard frequency:low frequency group:697,770,852,941Hz,
high frequency group:1209,1336,1477Hz, frequency deviation:≤±1.5%
If service line is a 3Km signal－level:
Standard frequency:low frequency group:-9dB±3dB,high frequency
group:-7dB±3dB,level difference between low and high frequency of
compound signal:2±1dB,the total distortion caused by
intermodulation of harmonic wave is lower than the basic level by
at least 20dB.
5, Call transmission index:(5KM)SLR≤12,RLR≤-1,STMR≥10, output
impedance is 600Ω.
6, Super strong function is available for dialing 12 groups of
numbers stored in the memory (maximum length of each store number
7. AC power supply: 120V~240V
8. Amplifier and loud speaker: 15W ( 30W optional)
the most professional manufacture in Asia
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