- Brand: Changdian
- Model: Alarm 8-inch
This section is connected to the fire alarm 8-inch within the bell-type hit
Second, the normal working conditions:
1. Altitude of not more than 2000 meters
2. Ambient humidity is not higher than +40 degrees and not less than - 25 degrees relative humidity of not more than 90% (when the temperature at +25 degrees)
3. In the surrounding air, no flammable and corrosive gases or conductive dust and no significant shake and shock vibration of the environment.
4. Rated voltage ± 10% can work normally, continuous work is not more than 10 minutes.
5. Pollution level 2, installation category II