NHA-5W Multi-function communication system
NHA-5W Multi-function communication system is specially designed for large cranes or other large vehicles used in the field of metallurgy, coal mines and harbors. The system is combined walkie talkie, siren controller, speaker microphone and speaker amplifier. Practical application shows that it plays an important role in duplex communication in the operation of large cranes and vehicles.
Specifications
| Description |
Parameter |
| Supply voltage |
AC200V~AC250V |
| Frequency |
50Hz~60Hz |
| Power amplifier output of broadcast & alarm |
25W |
| Transmitting wattage of walkie talkie |
5W |
| Built-in speaker wattage |
3W |
| Operating frequency of walkie talkie |
Other frequency available on request |
| Emergency communication time |
≥4H |
| Operation mode of walkie talkie |
Single frequency |
Functions & Features
- Communicate wireless party-line conversation between the crane operator and person on the ground.
- Communicate mutual conversations among operators of different cranes.
- Make an announcement by crane operator through 25 W speaker amplifier.
- Depress alarm button, and 25 W speaker generates an alert emergency sound.
- Use foot switch and desktop gooseneck microphone to make an announcement.
- In case of power failure,walkie talkie can still work for 4 hours.
- Depress alarm delay switch to prolong the alarm sound.
- Set different frequency ranges, convenient for managing several cranes.
Product File
- Model: NHA-5W
- On Stream Date: Dec.1, 2005
- Applications: Harbor, Mine, Plant, etc.
- Standard:
- Certificate:
- Patent:
- Improve Records: Jun. 2008, device quality and steability improved
- Fault Records:
- Quantity/Delivery Day: 5 Sets / 12 Days
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