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iangsu Zhongwei Measurement and Control Co., Ltd.Free·1YRS
Electric through single seat regulating valve
NegotiableUpdate on June 30
- Model
- Nature of the Manufacturer
- Other
- Product Category
- The regulator
- Place of Origin
- City, Province
Overview
Electric through single seat regulating valve
Product Details
Description：
A brief introduction:
ZAZP seriesThrough single seat electric regulating valveThe DKZ series electric actuator and straight through single seat valve is composed of two parts, the single-phase AC 220V power supply for power, take 0 ~ 10mA or 4-20mA DC signal, automatic control valve opening, continuous adjustment of the fluid in the pipeline pressure, flow, level and other parameters of the.The product is sensitive, convenient and energy characteristics of fast signal transmission.Widely used in electric power, metallurgy, chemical industry, textile and other industrial automatic control system.
Two,Through single seat electric regulating valveThe material of main parts:
| body material | Material | Nominal pressure (MPa) | Suitable temperature range (c) | |
| Room temperature | Cooling type | |||
| cast iron | HT200 | One point six | -20~200 | - |
| cast steel | ZG230~450 | 4, 6.4 | -40~250 | -40~450 |
| Cast stainless steel | ZG1Cr18Ni9Ti ZG0Cr18Ni12Mo2Ti | 4.0, 6.4 | -40~250 | -60~450 |
Three,Through single seat electric regulating valveThe main technical parameters:
| The nominal diameter of DN (mm) | G3/4 " | Twenty | Twenty-five | Thirty-two | Forty | Fifty | Sixty-five | Eighty | One hundred | One hundred and twenty-five | One hundred and fifty | Two hundred | ||||||||||
| The seat diameter of DN (mm) | Three | Four | Five | Six | Seven | Eight | Ten | Twelve | Fifteen | Twenty | Twenty-six | Thirty-two | Forty | Fifty | Sixty-six | Eighty | One hundred | One hundred and twenty-five | One hundred and fifty | Two hundred | ||
| Rated flow coefficient Kv | Zero point zero eight | Zero point one two | Zero point two | Zero point three two | Zero point five | Zero point eight | One point two | Two | Three point two | Five | Eight | Twelve | Twenty | Thirty-two | Fifty | Eighty | One hundred and twenty | Two hundred | Two hundred and eighty | Four hundred and fifty | ||
| Flow characteristics | straight line | Linear, equal percentage | ||||||||||||||||||||
| Nominal pressure PN (MPa) | Ten | 1.6, 4, 6.4 | ||||||||||||||||||||
| Connection type | Pipe thread connection G3/4 | Flange connection: PN1.6 according to the standard of JB79-59; PN4.0 according to the JB79-59 standard | ||||||||||||||||||||
| With the actuator model | DKZ-310 | DKZ-310 | DKZ-310 | DKZ-410 | DKZ-410 | |||||||||||||||||
| A pump thrust (N) | Four thousand | Four thousand | Four thousand | Six thousａnd and four hundred | Six thousａnd and four hundred | |||||||||||||||||
| Stroke L (mm) | Ten | Ten | Sixteen | Twenty-five | Forty | Sixty | ||||||||||||||||
| Total travel time (S) | Eight | Eight | Twelve point five | Twenty | Thirty-two | Fifty | ||||||||||||||||
| Mode of action | Electrical open (K) commonly used electric closed (B); | |||||||||||||||||||||
| Input signal | 0~10mA 4~20mA DC | |||||||||||||||||||||
| Power supply | 220V; 50~60Hz | |||||||||||||||||||||
| The inherent adjustable ratio R | 30:1 | |||||||||||||||||||||
Fourth, electric through single seat control valve of the main technical performance index:
| project | Technical performance index |
| Basic error% | Less than 5 |
| Differential% | Less than or equal to 3 |
| Dead% | Less than or equal to 5 |
| Leakage | 0.01% * valve rated capacity |
| The rated flow coefficient error% | Less than 10; when the KV is less than or equal to 6.3, is less than 15 |
Five, allow pressure:
The use of | The valve is open flow, close the valve after the pressure P2 = 0 | ||||||||||
Nominal diameter | The seat diameter | Actuator | Allowable differential pressure (sMPa) | ||||||||
Through single seat electric regulating valve | |||||||||||
PN1.6 (MPa) | PN6.4 (MPa) | ||||||||||
3/4 | Three | Four | Five | ||||||||
Six | Seven | Eight | |||||||||
Twenty | Ten | Twelve | Fifteen | Twenty | Forty billion ten million two thousａnd and five hundred | Nominal pressure | Three point eight | Two point seven | One point seven | One | |
Nominal pressure | 4.34.3 | Two point five | |||||||||
Twenty-five | Twenty-six | Forty billion ten million two thousａnd and five hundred | Zero point five | Nominal pressure | Zero point six | Three point six | |||||
Thirty-two | Thirty-two | Zero point four | Nominal pressure | Zero point four | Two point three | ||||||
Forty | Forty | Four million and one thousand | Zero point seven | One | Zero point seven | One point five | |||||
Fifty | Fifty | Zero point five | One | Zero point five | One | ||||||
Design of ordering and selection of notes:
1, the product name and model of the products of the nominal diameter of pressure material by the use of the medium temperature and products with the attachment so that we provide you the correct selection.
2, if you have special request, please specify when ordering products in.
3, if the unit has been selected by the design model, please press the model directly to our sales department order.
4, the occasion is very important when using more complex or the environment when you try to provide design drawings.
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