Pneumatic control valve,Electric control valve,Pneumatic ball valve-Control valve manufacturer

contact us

SHANGHAI HUIXUAN VALVE

Mobile:+86-17717520739
Wechat:17717520739
Email:info@shxvalve.com

Address: NO.720, Suide Road, Jiading District,Shanghai, China.
 

ZAZP Single seat electric control valve

Model:

  • Port size:DN20~600, NPS 3/4〞~ 12〞
  • Pressure:PN16 ~ 100,150LB ~ 600LB
  • Medium:Water,oil,steam,gas
  • Temperature :-40~570℃
  • Body material:WCB LCB CF8 CF3 CF8M CF3M F11 F22 WC6 WC9
  • Description:
  • ZAZP Single seat electric control valve Feature

    ZAZP Single seat electric control valve is composed of a DKZ type series of straight travel electric actuator and through single seat control valve is composed of two parts, with the single phase AC 220V or DC 380Vpower supply for power, accept 0~10mA or 4~20mA DC signal, automatic control valve opening, continuous regulation of pipeline fluid pressure, flow, level and other parameters. ZAZP Single seat electric control valve is sensitive, convenient use, energy and signal transmission characteristics of rapid. ZAZP Single seat electric control valve is widely used in electric power, metallurgy, chemical industry, textile and other industrial automatic control system. 
  • ZAZP Single seat electric control valve specification

    Electric control valve
    Body type:
    straight through casting globe type
    Spool type: non-balanced single seat plug type
    Nominal size: DN20~300,、 NPS 3/4〞~ 12〞
    Nominal pressure: PN16 ~ 100、 CLASS 150LB ~ 600LB
    Connection: flange: FF、RF、MF、RTJ
    Welding: SW、BW
    Flange dimension: According to to IEC 60534
    ZAZP Single seat electric control valve  Bonnet type: Ⅰ:standard type(-20℃~230℃)
    Ⅱ:Radiator type: (-45℃~ high than 230℃ occasion)
    Ⅲ:Low temperature extended type(-196℃~ -45℃)
    Ⅳ:Bellow seal type
    Ⅴ:Warm insulation Jacket type
    Packing: V type PFTE packing, flex. graphite packing, etc.
    Gasket: Metal graphite packing
    Actuator: Electric: DZK series actuator.
  • ZAZP Single seat electric control valve Material

    Component name Control Valve Material
    Body/Bonnet WCB/WCC/WC6/CF8/CF8M/CF3M
    Valve spool/Seat 304/316/316L(overlaying stellite alloy)
    Packing Normal:-196~150℃ is PTFE,RTFE,>230℃ is flexible graphite
    Bellows 304/316/316L
    Gasket Normal:Stainless steel with flexible graphite,Special:Metal tooth type gasket
    Control valve stem 2Cr13/17-4PH/304/316/316L
  • ZAZP Single seat electric control valve Feature Performance

    Electric control valve Flow characteristic Linear, Equal percentage, quick open
    Allowable range 50: 1 (CV<6.3 30: 1)
    Rated Cv value Percentage CV1.6~630 ,linear CV1.8~690
    Electric control valve Allowable leakage Metal seal:  IV grade(0.01% rated capacity)
    Soft seal:  VI grade(foam grade)
    Leakage standard:  GB/T 4213
    ZAZP Single seat electric control valve Performance
    Intrinsic error (%) ±1.0
    Return difference(%) ≤1.0
    Dead zone(%) ≤1.0
    Difference from beginning to end point(%) ±2.5
    Rated travel difference(%) ≤2.5
  • ​ZAZP Single seat electric control valve specical requirement

    Special test Material penetration flaw detection (PT), radiator test (RT), flow characteristic test,
    low temperature test.
    Special treatment Trim nitrogen treatment, seat hard alloy treatment.
    Special rinse Degreasing and dehydration treatment
    Special condition Special piping or connection, vacuum condition, S.S fastener, special coating.
    Special dimension Customized face to face length or dimension
    Test and inspection Third party test report
  • ZAZP Single seat electric control valve parameter

Electric control valve Type\ Method Electric actuator
DKZ series
Intelligent integrated type
Usage Regulating
Air supply pressure or Power supply voltage Power: AC 200V±10%  50Hz
Or Power:  AC 380V±10% 50Hz
Connector Normal type:  cable inlet 2-PF(G1/2〞)
Explosive proof:  Protection jacket PF(G3/4〞)
Direct action Input signal increase, stem descend, valve close.
Reaction Input signal increase, stem ascend, valve open.
Input signal Input/output4~20mA.DC
Lag ≤0.8%FS
Linear type +1%FS
Environmental temperature Standard type: -10℃~+60℃
With space heater : -35℃~+60℃
Explosive proof: -10℃~+40℃
Electric control valve Accessories Space heater (normal type)
Non-standard accessories, need special customized notes.
  • ZAZP Single seat electric control valve technical parameter

    Nominal diameter

    DN

    20

    25

    32

    40

    50

    65

    80

    100

    125

    150

    200

    250

    300

    Spool Diameter (mm)

    10

    12

    15

    20

    25

    32

    40

    50

    65

    80

    100

    125

    150

    200

    250

    300

    Rated flow coefficient Kv

    1.2

    2

    3.2

    5

    8

    12

    20

    32

    50

    80

    120

    200

    280

    450

    700

    1100

    Nominal pressurePN MPa

    1.6            4              6.4

    match DKZ actuator

    DKZ-4100

    DKZ-4200

    DKZ-4300

    DKZ-5400

    DKZ-5500

    DKZ-5600

    Cepai Actuator 

     

    A+Z64

    A+Z160

    Rated travel mm

    10

    16

    25

    40

    60

    100

    Flow characteristics

    equal percentage           linear

    Function style

    Input signal increase, valve close or opposite

     

    Temperature range

    Normal temperature: -20 — +200     thermal fin type: -60 — +450 degree

    Note: Large size single-seat control valve can be customized according to user requirement.

inquiry us

INQUIRY US

微信扫一扫

添加我为好友了解更多