JDW-300 Electric Alarm
PARAMETERS
Model | JDL-300 |
Power source | 370w |
Frequency | 500 ± 20Hz |
Start-up time | ≤3 seconds |
Average sound pressure level | (level A) 125.8dB (at a radius of 5 meters) |
Material | Aluminum alloy |
Weight | 20kg |
Size | 36*36*36cm |
Protection class | IP44 |
Using | Mine, blasting, prison, reservoir, power station, substation, airport,etc. |
FEATURES
Special aluminum alloy material, heat treatment, strong moisture and corrosion resistance
No jamming, no crash, no deformation, with wind and sand prevention, bird nest prevention
Quick start, smooth operation, loud sound, strong penetrating power