Tianjin Bell Automatic Instruments Technology Co.,Ltd

We Offer Electric Control Butterfly Valve.SummaryControl the air.Suitable for the mediums like large flow and low differential pressure.It includes centerline wafer butterfly valve-economic and practical, whole lining type suiting for antiseptic liquids, three-eccentric center butterfly valve - good airproof effect and air butterfly valve -especially control the air. Electric Control Butterfly Valve Series and Type The name of product Type Nominal pressure Valve body materialElectric regulating wafer centreline butterfly valve BELLAJWA DN40DN1000 PN1.0PN1.6 Cast ironCast steelCast stainless steelZAJWA DN40DN1000 Electric regulating flange lining butterfly valve BELLAJWF DN50DN300 ZAJWF DN50DN300 Electric regulating three eccentric centre hard seal butterfly valve BELLAJWSY DN100DN2400 ZAJWSY DN100DN2400 Electric regulating air regulating butterfly valve BELLAJWK DN200DN1800 ZAJWK DN200DN1800 Supply Voltage: 220volt or 380voltElectronic Type: input signal 4-20mA, feedback signal 4-20mANon-electronic Type: the importation has a source switch the quantity signal, feedback signal 4-20mA.

We Offer Electric Control Gate Valve.Type: DZF, BELLZF, ZKVB, BELLVB Parameters of Electric Control Gate Valve: Nominal Diameter 4"-160" ( DN100-DN4000 )Pressure Grade 0.05 Mpa or according to the customers'demandsValve Body Material Cast iron, cast steel, cast stainless steelTemperature Range -15350 / Degrees CelsiusSuitable Medium Large-scale tunnels of metallurgy, building material , power, petrifaction and light industry Power Supply Voltage 220V, 380V or according to the customers demandsInput Signal Switching valve 4-20mAFeedback 4-20mAControl Accuracy 1%, 2.5%Turning Angle 0-90

We Offer Electric Control Valve .SummaryThis series is suitable to the regulation which requests high precision, during the flux of control liquid.Electric single-seated, double-seated and sleeve regulating valves are composed of common DKZ series or imported electric actuator series and valve body which valve core is single-seated type, double-seated type or sleeve typeIt has a lot of control way, flow characteristic equal percentage and linearity Parameters of Automatic Control Valve The material of valve body: cast iron, cast steel, cast stainless steel and so on.Pressure grade: 1.6Mpa, 4.0Mpa, 6.4MpaConnecting type: flange couplingTemperature range: normal temperature -20---230 the thermal slug type -60---450Operation form: automatic open or closeFlow characteristic: equal percentage, linearityLeakage: single-base valve: 0.01* rating Kvdouble-base valve, sleeve valve: 0.5%* rating Kv ZAZPBELLAZP single seated automatic control valve specification table Nominal bore mm 20 25 32 40 50 65 80 100 125 150 200 Valve core diameter mm 10 12 15 20 25 32 40 50 65 80 100 125 150 200 Rated flux coefficient Kv 1.2 2 3.2 5 8 12 20 32 50 80 120 200 280 450 Nominal pressure Mpa 1.6 4 6.4 Match DKJ actuator specification DKZ-4100 DKZ-4200 DKZ-4300 DKZ-5400 DKZ-5500 Differential pressure Mpa 6.4 4.0 4.0 4.0 3.5 2.3 2.0 1.42 1.4 0.91 0.55 0.35 0.26 0.17 Match introduced actuator specification A+Z64 Differential pressure Mpa 6.4 6.4 4.0 4.0 3.7 2.5 2.2 1.6 1.5 1.0 0.6 0.4 0.3 0.2 Rated travel mm 10 16 25 40 40