|[Electronic and Electrical] - [Other electronic electrician]|
Within the hit ring 3-inch round | No spark | School | Office Factory diameter uc4-75mm220v white
The default voltage 220V, custom voltage DC12 DC24V AC110 AC380 need to customize the voltage contact customer service make up the difference of 4 yuan.
3-inch hit the bell for 100 square feet of the site to use, decibel to 80.
3 inch machine bells
Weight: 300G or so
Size: 75mm diameter
Note: There is no flammability and corrosive gas or conductive dust in the surrounding air.
Ambient temperature does not exceed ± 40 ℃.
Pressure: 1500 volts, 50 weeks / second for one minute.
Insulation resistance: not less than 10 megohm, the rated voltage ± 10% power five minutes, the temperature is not greater than 60 ℃.
Voltage range: ± 10% of rated voltage can work properly.
Working time: can work continuously for no more than 3 minutes.