ZhengFeng Motorized Control Valve is used for central air conditioning, heating, water treatment, industrial fluid control.
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Product Scope: NPS 2 1/2” ~ NPS8” , 10bar ~ 25bar
Features:
Accurate Flow Control
Two Assistant Switches and Manual Control Rod can be Attached
Low AC Voltage Reversible Synchronous Motor Drive
Completely Automatic Operation or Long-Distance Operation
Face to Face Dimensions:AMSE B16.10
Flange End Dimension :AMSE B16.10
Coating: Fusion Bonded Epoxy Coating
Inspection and Test：API 598 / ISO 5208 / EN 12226-2
|
Part |
Material |
EN Spec. |
|
Body |
Ductile Iron |
EN-JS1050 |
|
Bonnet |
Ductile Iron |
EN-JS1050 |
|
Trim |
Stainless Steel 431 |
BS970 431S29 |
|
Seat |
Stainless Steel 431 |
BS970 431S29 |
|
Diaphragm |
EPDM |
Commercial |
|
For materials options not listed,consult factory. ZhengFeng manufactures valves in more than 50 different alloys. |
||
|
NPS |
In |
2 1/2 |
3 |
4 |
5 |
6 |
8 |
|
L |
mm |
250 |
300 |
350 |
365 |
415 |
510 |
|
H |
mm |
148 |
185 |
206 |
227 |
272 |
279 |
|
D |
mm |
185 |
200 |
220 |
250 |
285 |
340 |
|
K |
mm |
145 |
160 |
180 |
210 |
240 |
295 |
|
b |
mm |
20 |
20 |
20 |
22 |
22 |
30 |
|
N-d |
mm |
4-18 |
8-18 |
8-18 |
8-18 |
8-18 |
8-22 |
|
Travel |
mm |
42 |
42 |
42 |
42 |
42 |
42 |
|
Kvs |
m3/h |
64 |
101.5 |
163 |
252 |
410 |
602 |
|
Max.Pressure Difference |
mpa |
0.8 |
0.6 |
0.4 |
0.3 |
0.2 |
0.1 |
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