[Electronic and Electrical] - [Fire alarm]

3-inch bell / workshop emergency bell / alarm / alarm bell | bell DC12V

3-inch bell / workshop emergency bell / alarm / alarm bell | bell DC12V
Product code: 5443000030
Unit price 4$
Sold quantity 372
Available stock 12949

Product parameters:

  • Brand: Donglan Electric
  • Model: 3 inch DC12V


Range
This product is no spark, for industrial and mining enterprises, institutions, public places schools and equipment supporting the voltage DC12V following circuit, for call or notify the signal, also applies to the family for the doorbell, alarm and so on.


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 environment.

4. Rated voltage ± 10% can work normally, continuous work is not more than 10 minutes.

5. Pollution level 2, installation category II










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