• $300

Wafer Concentric Butterfly Valve with Post Indicator

Basic information of Wafer Concentric Butterfly Valve with Post Indicator


This valve can be used to open or close the medium in the fluid pipe and is one of the accessories of the automatic sprinkler system in fire engineering.


Features of Wafer Concentric Butterfly Valve with Post Indicator


1.Directly and clearly reflect the valve switch status;2.Easy to open and seal;

3.Good quality rubber, long life;

4.Simple structure and convenient maintenance.


Principle of Wafer Concentric ButterflyValve with Post Indicator

The wafer concentric butterfly valve with position indicator is the connectionbetween the butterfly valve and the position indicator. The position indicator isadded with the electric switch box on the basis of the manual device of thevalve.There is a micro switch in both open and close directions. When thevalve is “closed” or “open” in place, an electrical signal can be provided.Theelectrical switch box is fully sealed, and the joint part of the shell is providedwith a sealing ring, so it can be used outdoors.


lnstallation and Commissioning of WaferConcentric Butterfly Valve with Post



Clean the inner cavity of the valve before installation. lmpurity and foreignmatter are not allowed on the sealing ring and disc.Close the disc beforecleaning to avoid damaging the sealing ring. For specific use, please consultzECO Valve Group.


Product scope, Standards & Materials ofWafer Concentric Butterfly Valve with Postlndicator

Size Range: 2″~48″

Pressure Rating: 10bar ~25bar

Face to Face Dimensions:EN 558-2008

Flange End Dimension: EN1092-2,ISO 7005-2Coating: Fusion Bonded Epoxy Coating

Inspection and Test:EN 1074-1 and 2,EN 12266






Ductile lron

EN1563/DIN 1693


Ductile lron

EN1563/DIN 1693



ISO 4633


Stainless Steel 431

EN10088-1/ASTM A959

Position lndicator


ISO 4633

worm Actuator

Ductile lron

EN 1563/DIN 1693

For the materials options not listed, consult factory.ZECO manufactures valves in more than 50 different alloys.