Available in 2″, 2 1/2″, and 3″ models.  The “AH” Hellan Manual Strainers employ a single handwheel equiped rotating screen and a rigid scraper bar to remove solids from the surface area of the screen when the handwheel is rotated.  A solids collecting sump is also provided.

Cleaning of the type “AH” is accomplished by opening a valve on the sump flush connection and rotating the handwheel several times.  The cleaning cycle must be performed while the strainer is under positive pressure.  Type “AH” strainers are preferably installed in the vertical down-flow position as illustrated.

Available in 1 1/2″, 2″, 2 1/2″, and 3″ models.  The “TSH” Hellan Manual Strainers employ a single handwheel equiped rotating screen and a rigid scraper bar to remove solids from the surface area of the screen when the handwheel is rotated.  A solids collecting sump is also provided.

Cleaning of the type “TSH” is accomplished by opening a valve on the sump flush connection and rotating the handwheel several times.  The cleaning cycle must be performed while the strainer is under positive pressure.  Type “TSH” strainers are preferably installed in the horizontal position as illustrated.

Available in 2 1/2″, 3″, 4″, 6″, 8″ 10″, and 12″ models.  The “DH” Hellan Manual Strainers employ two handwheel equipped rotating screens and  rigid scraper bars to remove solids from the surface area of the screens when the handwheels are rotated.  A solids collecting sump is also provided.

Cleaning of the type “DH” is accomplished by opening a valve on the sump flush connection and rotating the handwheel several times.  The cleaning cycle must be performed while the strainer is under positive pressure.  Type “DH” strainers can be installed in the vertical up-flow position as illustrated or in the horizontal flow position with both screens in the horizontal plane, and the sump flush connection preferably located at the bottom.

Available in 14″ and 16″ models.  The “QH” Hellan Manual Strainers employ four handwheel equipped rotating screens and  rigid scraper bars to remove solids from the surface area of the screens when the handwheels are rotated.  A solids collecting sump is also provided.

Cleaning of the type “QH” is accomplished by opening a valve on the sump flush connection and rotating the handwheel several times.  The cleaning cycle must be performed while the strainer is under positive pressure.  Type “QH” strainers are preferably installed in the vertical up-flow position as illustrated.

Available in 20″ model only.  The “HH” Hellan Manual Strainers employ six handwheel equipped rotating screens and  rigid scraper bars to remove solids from the surface area of the screens when the handwheels are rotated.  A solids collecting sump is also provided.

Cleaning of the type “HH” is accomplished by opening a valve on the sump flush connection and rotating the handwheel several times.  The cleaning cycle must be performed while the strainer is under positive pressure.  Type “HH” strainers are preferably installed in the vertical up-flow position as illustrated.