NEW: bell by PEOPLE ELE. APPLIANCE GROUP CO., LTD.

UC4 type is inside attack type, for AC380V, DC220V voltage and below circuit, for indoor and outdoor public places.

bient temperature: -40 to 40

Relative humidity less than 85%

Continuous working duration 5 min. Temperature rise less than 80%

The operating voltage within ± 10% of rated voltage range

The insulation resistance is not less than 20M

Don't use in metal corrosion

and breakdown of gas and dust (including conductive dust) environment

In the absence of rain and snow in places_