Automatic Strainers

All Hellan Automatic Strainers are manufactured to ISO-9001 and meet all codes: ASME, CE/PED, Lloyds Register, Navy Mil Specs, and others for industrial and marine environments.  Manufactured in sizes ranging from 1.5 inches to 20 inches in 5 available body styles to match application specific requirements.  All type AH, TSH, DH, QH and HH models are offered in iron, steel, stainless, super duplex stainless steel and bronze.

Flow Rate vs Pressure Drop Accessories  Video

 

Hellan Automatic Strainers Type AA Angled Flow Body, Single Screen

Automatic StrainersAvailable in 3″ model only.  Providing hands-free operation, Type AA automatic strainers employ a single, electric motor-driven rotating screen and a rigid scraper bar to remove solids from the surface of the screen when rotated. A solids collecting sump is also provided. Cleaning of the Type AA is initiated when the motor and the flush valve operator are actuated.

The cleaning cycle must be performed while the strainer is under positive pressure.  Type “AA”  automatic strainers are preferably installed in the vertical down-flow position as illustrated.

Size Operation Flow Type Catalog Pages
3″ Automatic Angled AA automatic strainers

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Hellan Automatic Strainers Type TSA In-Line Flow Body, Single Motorized Screen

automatic strainersAvailable in 1 1/2″, 2″, 2 1/2″ and 3″ models.  The “TSA” Automatic Strainers employ a single, electric motor-driven rotating screen and a rigid scraper bar to remove solids from the surface area of the screens when rotated.  A solids collecting sump is also provided.  Cleaning of the type “TSA” is initiated when the motor and flush valve operator are actuated. Controls to accomplish these electrical functions are provided.

The cleaning cycle must be performed while the strainer is under positive pressure.  Type “TSA”  automatic strainers are preferably installed in the horizontal flow position as illustrated.

Size Operation Flow Type Catalog Pages
1 1/2″ Automatic In-Line TSA automatic strainers
2″ Automatic In-Line TSA automatic strainers
2 1/2″ Automatic In-Line TSA pdficonsmall
3″ Automatic In-Line TSA pdficonsmall

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Hellan Automatic Strainers Type DA In-Line Flow Body, Two Screens

StrainerDA1Available in 4″, 6″, 8″ 10″ and 12″ models.  Providing hands-free operation, Type DA automatic strainers employ two, electric motor-driven rotating screen and rigid scraper bars to remove solids from the surface of the screen when rotated. A solids collecting sump is also provided. Cleaning of the Type DA is initiated when the motor and the flush valve operator are actuated. (Controls to accomplish these functions are required.)

The cleaning cycle must be performed while the strainer is under positive pressure.  Type “DA” automatic strainers can be installed in the vertical (up-flow) position as shown, or horizontally with both screens in horizontal plane and the sump flush connection preferably on the bottom.

Size Operation Flow Type Catalog Pages
4″ Automatic Angled DA pdficonsmall
6″ Automatic Angled DA pdficonsmall
8″ Automatic Angled DA pdficonsmall
10″ Automatic Angled DA pdficonsmall
12″ Automatic Angled DA pdficonsmall

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Hellan Automatic Strainers Type QA In-Line Flow Body, Four Screens

StrainerQA1Available in 14″ and 16″ models.  Providing hands-free operation, Type QA automatic strainers employ four, electric motor-driven rotating screen and rigid scraper bars to remove solids from the surface of the screen when rotated. A solids collecting sump is also provided. Cleaning of the Type QA is initiated when the motor and the flush valve operator are actuated. (Controls to accomplish these functions are required.)

The cleaning cycle must be performed while the strainer is under positive pressure.  Type “QA” strainers are preferably installed in the vertical (up-flow) position as shown.

Size Operation Flow Type Catalog Pages
14″ Automatic Angled QA pdficonsmall
16″ Automatic Angled QA pdficonsmall

 

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Hellan Automatic Strainers Type HA In-Line Flow Body, Six Screens

StrainerHA1Available in a 20″ model only.  Providing hands-free operation, Type HA automatic strainers employ six, electric motor-driven rotating screen and rigid scraper bars to remove solids from the surface of the screen when rotated. A solids collecting sump is also provided. Cleaning of the Type HA is initiated when the motor and the flush valve operator are actuated. (Controls to accomplish these functions are required.)

The cleaning cycle must be performed while the strainer is under positive pressure.  Type “HA” automatic strainers are preferably installed in the vertical (up-flow) position as shown.

Size Operation Flow Type Catalog Pages
20″ Automatic Angled HA pdficonsmall

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Hellan Automatic Strainers Type WSA In-Line Flow, Single Screen

StrainerWSA1Available in 14″, 16″, 20″, 24″ 30″ and 36″ models.  Providing hands-free operation, Type WSA strainers employ six, electric motor-driven rotating screen and rigid scraper bars to remove solids from the surface of the screen when rotated. A solids collecting sump is also provided. Cleaning of the Type WSA is initiated when the motor and the flush valve operator are actuated. (Controls to accomplish these functions are required.)

The cleaning cycle must be performed while the strainer is under positive pressure.  Type “WSA” strainers are preferably installed in the horizontal flow position as shown.

Size Operation Flow Type Catalog Pages
14″ Automatic Straight WSA pdficonsmall
16″ Automatic Straight WSA pdficonsmall

 

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Hellan Automatic Strainers Type WDA In-Line Flow, Dual Screen

StrainerWDA1Available in 14″, 16″, 20″, 24″ 30″ and 36″ models.  Providing hands-free operation, Type WDA automatic strainers employ six, electric motor-driven rotating screen and rigid scraper bars to remove solids from the surface of the screen when rotated. A solids collecting sump is also provided. Cleaning of the Type WDA is initiated when the motor and the flush valve operator are actuated. (Controls to accomplish these functions are required.)

The cleaning cycle must be performed while the strainer is under positive pressure.  Type “WDA”  automatic strainers are preferably installed in the horizontal flow position as shown.

Size Operation Flow Type Catalog Pages
20″ Automatic Straight WDA pdficonsmall
24″ Automatic Straight WDA pdficonsmall
30″ Automatic Straight WDA pdficonsmall

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