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Manual Industrial Strainers

Manual Strainers

All Hellan manual industrial 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. Our manual strainer systems are 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.

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manual industrial strainer
Specifications
Size Operation Flow Type Catalog Pages3-D Model
2″ Hand-Operated Angled AH HellanStrainer_25.pdf020AH.zip
2 1/2″ Hand-Operated Angled AH HellanStrainer_26.pdf025AH.zip
3″ Hand-Operated Angled AHHellanStrainer_27.pdf030AH.zip

Type AH 

Angled Flow Body, Single Screen

Available in 2″, 2 1/2″, and 3″ models. The “AH” Hellan industrial manual strainers employ a single handwheel-equipped rotating screen and a rigid scraper bar to remove solids from the surface area of the screen when the handwheel is rotated. A solid 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.

Specifications
Size Operation Flow Type Catalog Pages3-D Model
1 1/2″ Hand-Operated In-Line TSH HellanStrainer_23.pdf015TSH.zip
2″ Hand-Operated In-Line TSH HellanStrainer_23.pdf020TSH.zip
2 1/2″ Hand-Operated In-Line TSH HellanStrainer_24.pdf025TSH.zip
3″ Hand-Operated In-Line TSH HellanStrainer_24.pdf030TSH.zip

Type TSH

In-Line Flow Body, Single Screen

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

Specifications
Size Operation Flow Type Catalog Pages3-D Model
2 1/2″ Hand-Operated In-Line DH HellanStrainer_28.pdf025DH.zip
3″ Hand-Operated In-Line DH HellanStrainer_29.pdf030DH.zip
4″ Hand-Operated In-Line DH HellanStrainer_30.pdf040DH.zip
6″ Hand-Operated In-Line DH HellanStrainer_31.pdf060DH.zip
8″ Hand-Operated In-Line DH HellanStrainer_32.pdf080DH.zip
10″ Hand-Operated In-Line DH HellanStrainer_33.pdf100DH.zip
12″ Hand-Operated In-Line DH HellanStrainer_34.pdf120DH.zip

Type DH In-Line Flow Body, Two Screen

In-Line Flow Body, Two Screen

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.

Specifications
Size Operation Flow Type Catalog Pages3-D Model
14″ Hand-Operated In-Line QH HellanStrainer_35.pdf140QH.zip
16″ Hand-Operated In-Line QH HellanStrainer_36.pdf160QH.zip

Type QH

 In-Line Flow Body, Four Screen

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.

Specifications
Size Operation Flow Type Catalog Pages3-D Model
20″ Hand-Operated In-Line HH HellanStrainer_37.pdf200HH.zip

Type HH In-Line Flow Body, Six Screen

In-Line Flow Body, Six Screen

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.

Specifications

DP Gauge & Switch, Diaphragm Type

Hellan ZH344G & ZH344H Aluminum Bronze Diaphragm Type DP Gauges provide outstanding capabilities not previously available in a modestly priced differential pressure gauge and switch.  The Aluminum Bronze body along with Monel internals provides excellent corrosion resistance in sea water applications.

Common Applications: Filter/Strainer Monitoring, Compressed Air, Hydraulic, Refrigerant, Pump Performance Testing, Heat Exchanger Pressure Drop Monitoring, Water Treatment Applications, Tank Level Monitoring Horizontal or Vertical, Flow Monitoring and Balancing.

Specifications

Quick Disconnect Coupling, with Switch

Hellan Fueling Hose 2 1/2″ Quick Disconnect Coupling with Switch allows for a safe, quick method for attachment to hoses.

Manufactured from Brass, the coupling is built to Grade A Shock MIL-C-19179.

Contact us today to learn more about our manual strainer systems.