Electric High pressure valve

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Electric High pressure valve

Nominal Diameter: DN20mm ~ 300mm
Nominal: 10.0,16.0,25.0,32.0,45.0MPa
Ambient Temperature: -25 ~ + 70 ℃
Main Material: WCB, 304,316,316L
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First, The Electric High Pressure Regulating Valve Product Overview

The Electric High Pressure Regulating Valve is composed of PSL series or 3810L series straight stroke electric actuator and high pressure regulating valve body. Electric high pressure cage Control valve is for the control valve in the high pressure or high pressure difference, there is severe cavitation erosion, the harsh conditions of life under the conditions of short life, easy to break the stem, easy to fall off the cause of serious research and development products. The electric high pressure regulating valve adopts the cage type throttling form to share the pressure difference, reduces the cavitation, erosion, and the torsional flow damage, greatly improves the service life of the regulating valve, especially in the urea system is higher than the ordinary high pressure valve life 2 -3 times. (4 ~ 20mADC or 1 ~ 5VDC) and power supply can control the valve opening, to the pressure, flow, level, temperature and other parameters of the adjustment. The valve body is straight type, the valve core is single guide structure, the valve body flow path is simple, the resistance is small, the electric high pressure regulating valve is particularly suitable for the high viscosity, contains the suspended matter and the granular media fluid adjustment, avoids the coking, Clogged. Electric high-pressure control valve as a whole with a sensitive action, simple connection, large flow, small size, high precision adjustment.


 Second, The Electric High-Pressure Control Valve Technical Parameters

Nominal Diameter (DN)20253240506580100125150200250300
Seat Diameter (dn)20253240506580100125150200250300
Rated Flow Coefficient (KV)Single seat6.91117.627.544691101762754406308751250
Cage6.310162540631001552503705809001300
Allowable differential pressure (MPa)≤ nominal pressure
Nominal pressure (MPa)10.0, 16.0, 25.0, 32.0, 45.0
Rated Travel (mm)16254060100
Bonnet FormStandard type (-17 ~ +250 ℃), high temperature type (+250 ~ +450 ℃)
Gland FormBolt compression
Sealed PackingV-type PTFE packing, V-type flexible graphite filler
Spool formSingle seat, cage type
Flow CharacteristicsEqual percentage
Configure The Actuator Class3810 series, PSL series and other electric actuators (customer-specified brand can also)
Actuator ParametersPower supply voltage: 220V, input signal: 4-20mA or 1-5V · DC, output signal: 4-20mA · DC
Protection class: quite IP65, explosion-proof mark: Exd Ⅱ BT4 (Exd Ⅱ BT6 special custom), hand function: handle
Ambient temperature: -25 ~ +70 ℃, ambient humidity: ≤ 95%


 Third,The Electric High Pressure Regulating Valve Performance Index

ProjectIndex value
Basic Error%With 3810L ± 2.5; with PSL ± 1.0
Backlash%With 381L ± 2.0; with PSL ± 1.0
Dead Zone%1.0
Always Point Deviation%Electric openStarting point ± 2.5End point ± 2.5
Starting point ± 2.5End point ± 2.5
Power offStarting point± 2.5
End± 2.5
Rated Stroke Deviation%≤2.5
Leakage L / h0.01% × valve rated capacity
Adjustable Range R30: 1


 Fourth, The Main Structure Of Electric High Pressure Regulating Valve

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 Fifth, Electric High Pressure Regulating Valve Parts Material

1BodyWCB304316316L
2GasketPTFE \ graphite gasketPTFE \ graphite gasketPTFE \ graphite gasketPTFE \ graphite gasket
3

The cage

304304316316L
4Spool304304316316L
5In the padPTFE \ graphite gasketPTFE \ graphite gasketPTFE \ graphite gasketPTFE \ graphite gasket
6capWCB304316316L
7bolt25stainless steelstainless steelstainless steel
8Stem304304316316L
9fillerPTFE / graphitePTFE / graphitePTFE / graphitePTFE / graphite
10bolt25stainless steelstainless steelstainless steel
11Packing glandWCB304316316L


 Six, Electric High Pressure Regulating Valve Connection Size

Nominal Diameter (DN)20253240506580100125150200
LNational StandardGB Pressure: PN10.0,16.0,25.0,32.0,45.0MPa 
American standard pressure: 150LB, 300LB, 600LB, 900LB, 1500LB, 2500LB
American Standard
H, H1, H2H, H1: The size is based on the engineer's design. 
H2, D: The size depends on the torque of the control valve
R


 Seven, Electric High Pressure Regulating Valve Product Selection

(1) Valve body parameters: nominal diameter, working pressure, process media, the use of occasions, the valve body materials and other parameters. 
(2) Actuator parameters: Actuator form, control mode, control signal (4-20mA, 1-5V), the role of mode (gas - open, gas - off type) as 
 much as possible to provide the above technical parameters to facilitate the production And technical staff for your accurate selection. If you have any questions, you can call us, we will be dedicated to provide you with quality service!


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