IN LINE FLAME ARRESTER (MODEL : WF21)

DESIGN AND FUNCTION

Model WF21, WF23 is bi-directional type and designed to be installed in “open vent pipes” from storage or processing tanks, bleed lines or other vapor conveying lines.

The flame arrester consists of a spiral wound and crimped bank element, is designed for easy maintenance. After removing tie rod bolts, it can be expanded by using the remaining jackscrews for element exchange.

Model WF21, WF23 is used to prevent propagation of an external flame source through the vent opening and into the tank. It should be installed at distances of more than 20 times length of arrester N.D away from the open end of pipe.

INSPECTION AND INSTALLATION

All GORYEO flame arresters are bi-directional and the installation on a tank or piping system depends to a great extent on the design of the system. The Model WF21 is recommended for vertical installation in closed piping systems or venting to atmosphere. (Model WF23: Horizontal Installation) If a Model WF21 is installed in a horizontal line, it should be equipped with drain ports for removal of condensation from the housing.

DRAWING AND DIMENSION