Author Topic: Low pressure cut out devices  (Read 3899 times)

Offline shawn123

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Low pressure cut out devices
« on: November 12, 2008, 09:22:12 PM »
Hi there, just wondering the following for a low pressure cut out device

- description of the low pressure cut out and how it works
- where it is used
- how it operates
- describle its operating limitations
- saftey concerns


And does anyone know what site i can find more info on low pressure cut out devices.

Offline Admin

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Re: Low pressure cut out devices
« Reply #1 on: November 13, 2008, 07:32:12 PM »
US Patent 6552284 - Water pump low pressure cutoff switch

This might be what you're looking for - Here

Offline rmuntz

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Re: Low pressure cut out devices
« Reply #2 on: November 14, 2008, 02:35:53 PM »
For hvac application try this site, http://www.icca.invensys.com/ranco/HVACR_press.html
There are a number of different manufacturers and configurations but the principle is the same, they switch an electrical load according to a pressure setting