山西11选5走势图基本走势
  • KS-1Bwater level switch

Basic parameters and main technical performance index


   Contact capacity  10A/250VAC
   Insulation resistance  The live parts and exposed non current carrying metal DC500V voltage is applied to its insulation resistance should be greater than 100MΩ
   Electrical strength  The AC1500V, 50Hz voltage applied between a conductive part and non conductive part of metal continuous 1min, or AC50Hz 1875V/1s, should be no flashover or breakdown phenomenon.
 Water level  water level of action

high water level 410mm±15mm 

midddle 315mm±15mm  

low 235mm±15mm  

extra low 160mm±15mm

 water level of reset  55mm±30mm
 water level of water flow  /
   Terminal specification  0.8mm×6.3mm
   Free fall  At the height of 0.3m, for arbitrary free fall in more than 20mm thick board 3, components in any respect are not damaged, no abnormal action.
   Stable movement  From the air inlet and water pressure to make the switch action 10 times in a row, measure the action level, its change value should be less than 5mm.
   Shell heat torrence  V0 flame retardant
   Humidity test  Place 48h 40 C 85%RH environment, electric strength test should be no abnormal, no abnormal function of products
   The life of contact  No less than 25000 cycle in applying rated voltage and rated current, 6 cycles per minute.
   Environmental requirements  The products and packaging are in line with the EU RoHS directive 2011/65/EU

Using the normal work conditions


 Environmental temperature ranges from 0℃ to 50℃.Altitude can not be higher than 2500 meters.
Comparative wetness should be less than ninety percents.(when the temperature is more than 25℃)
There is not gas,steam,chemical deposition, dust,explosive and corrosive medium to affect the insulation in the working place.
There is not serious vibration and bumping in the working place.



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山西11选5走势图基本走势
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