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Electronic single-seat control valve
Model: ZDLP
Nominal diameter: DN25 ~ 200mm
Nominal pressure: PN1.6 ~ 6.4MPa
Ambient temperature: -25 ~ +70 ℃
Humidity: ≤ 95%
Body Material: Cast steel (ZG230450), stainless steel (ZGICr18Ni9Ti, ZGICr18Ni12M02Ti ) and other
Drive: motor
Design criteria: GB / T17213
Inspection standards: GB / T4213
Flange standard: JIS B220, JB / T79, ANSI B16.5-1981, GB / T9113, HG20594-97, HG20618-97 etc.
Product details
Body
form Straight through the single seat cast ball valve
Nominal diameter 25, 32, 40, 50, 65, 80, 100, 1 25, 150, 200 mm
Nominal pressure PN16, 40, 64 bar
Flange standard JB / T79.1-94,79.2-94 and so on
material Cast steel (ZG230450), stainless steel (ZGICr18Ni9Ti, ZGICr18Ni12M02Ti), etc.
 On the bonnet Standard type: -17 ~ 230 ℃ Cooling type: 230 ~ 450 ℃
Low temperature type: -60 ~ 196 ℃ Bellows Sealed: -40 ~ 350 ℃
Cover form Bolt compression type
 filler V-type PTFE filler, PTFE impregnated asbestos filler, asbestos textile filler, graphite filler

 

Valve assembly
Spool type Single-seat spool valve
Flow characteristics Equal percentage characteristics and linear characteristics
 material Stainless steel (1Cr18Ni9Ti, 1Cr18Ni12M02Ti, 17-4PH, 9Cr18, 316L),
stainless steel heap too Lai Lai alloy, titanium and corrosion-resistant Taiwan gold.

 

Execution agency
 Type 381 LSA-08 381 LSA-20 381 LSB-30 381 LSB-50 381 LSC-65 381 LSC-99 381 LSC-160
Piston diameter 381 LXA-08 381 LXA-20 381 LXB-30 381 LXB-50 381 LXC-65 381 LXC-99 381 LXC a 160
Output push (N) 800 2000 3000 5000 6500 10000 16000
The maximum travel L (mm) 30 60 100
Working speed (mm / s) 4.2 2.1 3.5 1.7 2.8 2.0 1.0
The main technical parameters Power supply voltage: 220W50Hz Input signal: 4-20mA or 1-5V. DC output signal: 4-20mA. DC
Protection class: quite IP55 Flameproof mark: Exd || BT4 Hand control function: handle
Ambient temperature: -25 ~ +70 ℃ Humidity: ≤ 95%

 

performance
Project Without locator With locator
Basic error% ± 5.0 ± 1.0
Backlash% ≤3.0 ≤1.0
dead zone% ≤3.0 ≤0.4
Always point deviation% Open air Start point ± 2.5 ± 1.0
end ± 5.0 ± 1.0
Qi off Start point ± 5.0 ± 1.0
end ± 2.5 ± 1.0
Rated travel deviation% ≤2.5
Leakage 1 / h 0.01% X valve rated capacity
Adjustable range R 30: 1

 

Rated flow coefficient Kv, rated travel, equipped with actuator type, allowing pressure
Nominal diameter DN (mm) 25 32 40 50 65 80 100 125 150 200
Seat diameter DN (mm) 25 32 40 50 65 80 100 125 150 200
Rated flow coefficient Kv 8 13 22 32 50 80 120 200 280 450
Travel L (mm) 16 20 40 60
Equipped with actuator model 381 LS / XA-20 381 LS / XA-30 381 LS / XA-50 381 LS / XA-65
Allowable pressure difference (bar) 30 20 18 20.5 11.6 6.7 4.7 3.9 2.6 1.6

Note: The bellows seal control valve, the maximum allowable pressure of 10bar, the table if the value is less than 10bar unchanged, if more than 10bar then take l0bar.
 

Dimensions and weight unit: mm
Nominal diameter 25 32 40 50 65 80 100 125 150 200
L PN16 / 40 185 200 220 250 275 300 350 410 450 550
PN64 200 210 235 265 295 320 370 440 475 570
D 255 255 255 255 255 255 255 310 310 310
R 177 177 177 177 177 177 177 226 226 226
H1 PN16 / 40 155 175 180 200 235 250 260 330 350 420
PN64 165 185 185 205 245 255 270 335 365 430
H3 PN16 / 40 171 195 200 220 262 277 287 357 377 447
PN64 181 205 205 225 272 282 297 362 392 457
H2 373 495 495 495 700 700 700 725 725 725
H4 459 459 459 459 520 520 520 570 570 570
H5 PN64 120 120 140 145 190 210 220 270 280 320
Weight 
       (KG) 		PN16 / 40 16 19 22 23 39 50 59 80 87 115
PN64 21 24 31 33 49 75 92 129 137 170

Note:

1, the other structural dimensions refer to ZJHP pneumatic diaphragm single seat control valve.

2, the table weight with the use of PSL-type actuator data.     

3, valve flange and flange end distance can be manufactured according to user-specified standards, such as: ANSI, JIS, DIN standards.


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