Anti-interference telephone for power plants, anti-noise telephone for power plants

Power plant anti-interference telephone, power plant anti-noise telephone
Suitable for places where the ambient noise exceeds decibels. Such as steel plant workshops, coal preparation plants, power plant machine rooms, mines, tunnels, etc.
In addition to the call function of an ordinary telephone, this product also has the following features
Shell
Aluminum alloy casting
Door cover
Using stainless steel spring hinges with good self-closing properties , the shell door shaft is equipped with a spring, the shell door can automatically rebound, the lock can also be automatically buckled, and an external lock can be added for better protection
Handle
Special engineering plastic, anti-knock and anti-knock Pull
Waterproof glue
Use imported waterproof glue, high viscosity, high temperature and high pressure resistance
Handle, receiver, keyboard, buzzer, circuit board shell, all accessories adopt a multi-layer waterproof and dustproof structure. It has three-level waterproof and dustproof function, and the whole machine level reaches the national standard
Obtained certificate

The phone has good stability. The handset adopts a dynamic coil and electret structure, which eliminates background noise and has strong electric ringtones. Or the external signal light flashes at the same time, and the whole machine complies with national standards/obtains certificate
Has amplification function
When the environmental noise exceeds decibels, the ring tone of ordinary telephones often cannot be heard by the staff, resulting in production scheduling Instructions cannot be conveyed in a timely manner, causing economic losses. The ringing sound can be amplified and played through the speaker. At the same time, the ringtones are counted. After a number of rings (set to times at the factory), the unit automatically picks up the phone. The caller can broadcast the call. The sound will be broadcast to nearby work and maintenance personnel through the speaker of the unit. .
After detecting one of the following situations, the loudspeaker part of this unit will automatically exit the loudspeaker call, go offline with the telephone line, and enter standby mode.
If the number of rings does not reach the set value, the caller terminates the call. After the caller completes the call broadcast and hangs up, the unit receives a busy tone signal or a reverse polarity signal provided by the switch. The silence time is greater than when calling. The person lifts the handle of the phone to make a call.
During the call, the called party can also take off the handset to talk to the caller. At this time, the loudspeaker system will automatically turn off.
The called party can also pick up the phone and talk during the ringing period.
The power of this machine is automatically turned off during standby, and the power is only turned on when triggered by the ring current, making the machine work safer and more reliable

Packaging specifications
Machine size**
Outer carton size**
Packaging material pearl cotton carton
Gross weight
Net weight