Electric Control Valve
Hot Water Mixing/divider carbon steel electric 3 way control valve

Hot water mixing/divider carbon steel electric 3 way control valve
Short Description:
Electric 3 way control valve has diverging and converging structure,3 way control valve adopts double valve cores up and down guide structure, equipped with multiple spring actuator.Electric 3 way control valve can replace two sets two-way valve and widely used in many occasions to regulate pressure, flow rate, temperature and liquid level.
The Electric 3 way control valve body has the features as below:
1.compact structure, light weight, sensitive action, low pressure drop loss, new high allowable pressure, large valve capacity, accurate flow characteristics and convenient maintenance, etc.,
2.Electric 3 way control valve can be used for various working conditions, especially for the temperature control system of oil industry heat exchange and automatic control of other industries.
3.Spool structure with side guiding, well stability, no vibration, low noisy, Electric 3 way control valve can bear high pressure difference, easy for connection.
4.While with low nominal size and pressure difference, converging control valve can be used in diverging occasion. However, while nominal size higher than DN100 and high pressure difference, converging control valve and diverging control valve can’t be exchanged.
hot water mixing/divider carbon steel electric 3 way control valve Specification
control valve Body type: | 3-way casting globe type |
Spool type: | 3-way double seat spool |
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 |
Electric 3 way 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 |
Electric 3 way control valve Actuator: |
Electric: 3810L series smart actuator, PSL series actuator. |
hot water mixing/divider carbon steel electric 3 way control valve performance
Electric 3 way control valve Flow characteristic | Linear, percentage | |
Allowable range | 30: 1 | |
Rated Cv value | Percentage / linear CV8.5~1280 | |
Electric 3 way control valve Allowable leakage |
Metal seal: IV grade(0.01% rated capacity) Leakage standard: GB/T 4213 |
|
ZRHF Electric 3 way 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 |
hot water mixing/divider carbon steel electric 3 way control valve special 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 |
hot water mixing/divider carbon steel electric 3 way control valve actuator parameter
Electric 3 way control valve Type\ Method |
Electric actuator |
3810L 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 3 way control valve Accessories |
Space heater (normal type) Non-standard accessories, need special customized notes. |
hot water mixing/divider carbon steel electric 3 way control valve parameter
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Seat diamter(mm) 25 32 40 50 65 80 100 125 150 200 250 300 Rated flow coefficient, CV 8.5 13 21 34 53 85 135 210 340 535 800 1280 Nominal size Travel Option flow coefficient Cv(★standard ●recommended) DN25 16 mm ★ DN32 25 mm ★ DN40 ● ★ DN50 ● ● ★ DN65 40mm ★ DN80 ● ★ DN100 ● ● ★ DN125 60mm ★ DN150 ● ★ DN200 ● ● ★ DN250 100mm ● ● ★ DN300 ● ● ★ Electric actuator Electric 3 way control valve
Metal sealing max. allowable pressure difference(MPa)Type Thrust(N) 3810L-08 800 1.52 3810L-20 2000 3.05 1.86 1.19 0.76 3810L-30 3000 2.79 1.79 1.14 3810L-50 5000 4.66 2.98 1.91 1.13 0.6 0.47 3810L-65 6500 1.35 0.8 0.57 0.39 0.26 0.16 3810L-99 10000 0.61 0.42 0.20 0.17 0.11 3810L-160 16000 0.97 0.67 0.35 0.27 0.18
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