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ZAJW stainless steel electric butterfly valve

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  ZAJW stainless steel electric butterfly valve

 

 

 

inside nominal diameter(DN) 50 65 80 100 125 150 200 250 300 350 400 450 500 600 700 800 900 1000 1200
rated flow coefficient(Kv) 100 150 200 405 620 1150 2030 3150 4550 6200 8100 10260 13500 19800 27000 35700 44600 55080 81000
nominal pressure PN(MPa) 0.6    1.0   1.6   4.0(DN50-400)
flow characteristic   approximation Equal percentage modified(EQM)
rated slope  80
pneumatic supply  0.25-0.4,0.4-0.6 
power supply (Electric ) 220v.AC or 380V.AC
range of spring  40-200 ,80-240
input signal  4-20Ma ,0-10Ma,1-5V.DC or higher signal split control 

     parameter   list