![]() When pumping to a pressurized sewer main.You should only use a Sewage Grinder Pump when one the following apply to your application: Therefore, if you are not pumping into a shared sewer main or have less than 30 feet of head, you do want a Sewage Ejector pump not a Sewage Grinder pump. If they do not have to pump against at least this much back pressure, the motor will begin to spin at an extremely high rate of RPMs causing it to burn up fairly quickly. PLEASE NOTE: Grinder pumps must be used in scenarios where there will be at least a minimum of 30 feet of head pressure put on them. The units without internal capacitors require a special control panel with built in capacitors to operate the pump. These require no control panel for operation. The most commonly used forms are with internal capacitors. Each model comes in two forms, one with internal capacitors and one without internal capacitors. They are available in both Little Giant and Ashland Pump brands. The second is to pump over extremely long distances, or up over very high elevation changes.Īll of our Grinder Pumps start at 2.0 HP and have 1-1/4’’ NPT discharges. ![]() ![]() The first is to pump from a residence into a shared pressurized sewer main. There a couple of applications that these pumps are normally used in. These pumps can grind up sewage into a slurry and pump it at a very high pressure to its destination. However, Sewage Grinder pumps are much more powerful. Sewage Grinder pumps are designed to handle raw sewage pumping jobs, just like the Sewage Ejector pumps. ![]()
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