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Scrubber Systems
(Absorption Systems)
Powell Chlorine Scrubber Systems, Sulfur Dioxide Scrubber Systems, and Phosgene Scrubber Systems incorporate today’s most advanced design and performance features. More... |
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Railcar Motion Detection System
In the event of tank car motion, Powell's Explosion Proof Motion Detection System will trigger the UniPro System to automatically close the valve .
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Comparison of Powell E-Pro Electric Valve Closure System vs.
Competitors System 
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Search all Powell websites:
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Powell Emergency Shutdown Systems: Full Protection Against Potential Leak Events
Powell is the only manufacturer to offer both electric and pneumatic emergency valve shutdown systems for container sizes ranging from 150 lb cylinders to 90 ton railcars. Powell is also a leading manufacturer of a full line of advanced technology scrubber systems.
Emergency Shutdown Systems for Various Container Sizes
Powell Emergency Valve Closure Systems address today's most critical site security and safety issues. Powell manufactures and markets shut off systems for railcars or bulk containers, or smaller containers such as 1-ton and 150 pound cylinders. The systems can be configured to close valves within 10 seconds or less in the event of a gas leak, car or container movement, security breach, fire alarm, seismic event, or numerous other circumstances. Powell Valve Closure Systems are suitable for use with hazardous gases such as chlorine, ammonia, sulfur dioxide and more.
Powell offers several brackets designed to adapt to a variety of valve types, making the systems compatible with an extensive list of hazardous gasses. Powell can design, engineer and test prototype brackets upon request.
For more information about the valve closure system that will work in your application, reference the following matrix:
For 150 lb Cylinders and Ton Containers |
Electric |
Pneumatic |
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For Large Containers Ranging from 20-Ton Bullet Tanks
to 90-Ton Railcars |
Pneumatic |
| For Plug Type Angle Valves |
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| For Ball Type Angle Valves |
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UL-CUL Approved
Powell Valve Closure System control panels (UniPro™ family, MaxPro™ RA & E-Pro®) are listed by Underwriters Laboratory to UL 508A for Enclosed Industrial Control Panels. Panels are listed by Underwriters Laboratory bearing the UL & CUL mark for use in the United States and Canada markets. In applications where a CSA listed control panel in Canada is required, please contact Powell for further information. |