BS Series electrical switch control box remote control switch
1. ISO9001 CE certificate
2.Long life 3. Great variety push button 4. 2 Year Warranty 5.Low power loss...
Model and Its meaning
"A" means with main power switch "B" means with start and stop switch
"no word" means without main power switch "H" means with emergency stop switch
Normal working condition and installation condition
1.ambient air temperature:-5 degree to +40 degree,the average under +35 degree. 2.altitude: less than 2000m 3.atmospheric condition: when the hightest temperature is 40 degrees,The air relative humidity less than 50%,Higher relative humidifier are permitted at lower temperatures, e. g. 90 % at 20 °C 4.Environmental pollution grade; 3 grade 5.Installation category: class II 6.No significant shake ,the shock vibration or Rain and snow 7.Working in without explosive tendency medium, that must be corrosion metal and damaging insulating air , and in conductive dirt place.
rated operational voltage Ui:380V Conventional thermal current Ith:10A insulation resistance more than 100MΩ contact resistance less than 50mΩ mechanical life :100 0000 times protection grade reaches IP65 electrical durability:AC 500000 times DC 250000 times withstand voltage:2500V AC