English  |
Product Description
LHD-YG Wall Type Extension Unit Of Engineer's Alarm System
Product Introduction:
The Wall Type Extension Unit is a critical component designed to expand the reach of the central Marine Engineer's Alarm System. Strategically installed in key locations outside the main control room, such as on the bridge, in workshops, or officer cabins, it provides vital alarm visibility and acknowledgment points.
This unit features a clear, bright visual display (often with rotating beacons or strobes) and an audible horn to ensure alarms are unmistakably noticed. It typically includes an acknowledgment/silence button, status indicators, and may display the primary alarm message. Built with a durable, compact casing for marine environments, it allows for efficient alarm management from multiple stations, enhancing crew response time and overall operational safety by ensuring critical alerts are never missed.
Drawing:
Technical Data:
| Call lines | LHD-1 for 12 lines |
| Call sound | main unit > 82dB; extension unit > 80dB |
| Power supply | main DC24V（+30%~-25%），spare DC24V（+30%~-25%） |
| IP Class | Flush Type IP20, Wall Type IP44 |
| Environment Temperature | -10~50°C |
| Humidity | less than RH95% |
Engineer's Call Alarm System:
Engineer's Call Alarm System Connection Diagram:
