Autoflow Balancing Valve

Autoflow Balancing Valve

ZhengFeng Autoflow Balancing Valve is used for central air-conditioning refrigeration or heating system.

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Application

Product Scope: NPS 2” ~ NPS6” , 10bar ~ 25bar


Features:

Accurate Differential Pressure Control

Anti-interference with Dynamic Water

Easy Connecting with Intelligent Instrument

Electrical Proportional Adjustment

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

1

1 1/4

1 1/2

2

2 1/2

3

4

5

6

Pressure Range

Kpa

30-300

30-300

30-300

30-300

30-300

30-300

30-300

30-300

30-300

Max. Flow

m3/h

2.9

4.7

7.7

12.1

20.4

30.8

45.3

70.7

101.8

L

mm

150

150

200

230

290

310

350

390

480

H

mm

185

185

205

235

275

315

335

360

400


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