Items TO KNOW ABOUT FOUNTAIN PUMPS: Unterschied zwischen den Versionen

Version vom 21. Juli 2012, 13:23 Uhr

When replacing a fountain pump or deciding on a new 1, initial there are some essential terms to hold in thoughts:

"Head": This is the maximum vertical lift of the pump. For example, a 6' head indicates the pump is rated to pump water up to 6 feet high. Note, however, that at 6 feet the pump would be providing very tiny water, with gallons per hour around zero. So if you want to pump, say, 200 gph at 72", you will most likely want about a 300-600 gallon per hour pump to do the job.

"GPH" : Gallons per hour, usually water ionizers rated at different heights

"GPM" : Gallons per minute, typically rated at different heights

"Pump Curve" : The quantity of water volume "curved" according to numerous heights. A 500 gallon per hour pump, for instance, may possibly pump 500 gallons per hour at " lift, 350 gallons per hour at 24" of lift, and so forth. When acquiring a pump for the first time or when searching for a replacement pump, it is important that you know how numerous gallons per hour you want to pump and at what height (head).

Water Volume The total volume that you will be pumping is controlled by a handful of elements. One particular factor is the size of the pump, as covered above. But you also must take into account how wide your tubing will be. Tubing is measured in two techniques: inside diameter (i.d.) and outside diameter (o.d.). Really skinny i.d. tubing will significantly minimize water flow. Numerous consumers are shocked when they locate that, after hooking up their 500 gallon per hour pump to 1/two" inside diameter tubing, they are only obtaining what they think about a trickle.

We had an engineer do some calculations for us to illustrate the dilemma. Utilizing a 300 gph pump with 1/two" tubing is going to restrict your flow to 253 gallons per hour. By escalating the pump to 450 gallons per analysis hour, but nonetheless using 1/2" tubing, you will boost volume only slightly, to 264 gallons per hour! The lesson is this: When purchasing a pump, find out what size of tubing is supposed to go with it. Yet another dilemma is running the tubing as well far. Extended lengths of tubing create resistance. If your pump calls for 1/two" i.d. tubing, for instance, but you are running the tubing twenty feet from the pump, it is

a good concept to use three/four" tubing rather so as not to cut down as well a lot on flow.

How much water do I need? What size of pump? This question is answered in portion by regardless of whether you want a "trickle" or a roar. When you purchase a fountain, you will typically uncover a advised flow. For waterfalls, use this as a rule of thumb: for every inch of stream width or waterfall "sheet," you will require to deliver 100 gallons per hour at the height you happen to be pumping. So if you are building a 12" wide waterfall that is 3 feet tall, you want to get a pump that will be pumping 1200 gallons per hour at 3 feet of height. For modest ponds, whenever achievable, it is a very good concept to recirculate the water after

an hour, a lot more often if achievable. Therefore, if your pond is 500 gallons, try to kangen water machine purchase

a pump that will recirculate water at a rate of 500 gallons per hour. For genuinely

significant ponds, this is not required and is far too high-priced.