Items TO KNOW ABOUT FOUNTAIN PUMPS: Unterschied zwischen den Versionen

Version vom 20. August 2012, 17:11 Uhr

When replacing a fountain pump or selecting a new one particular, initial there are some important terms to preserve in thoughts:

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

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

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

"Pump Curve" : The amount of water ionizers water volume "curved" according to several heights. A 500 gallon per hour pump, for instance, may pump 500 gallons per hour at " lift, 350 gallons per hour at 24" of lift, and so forth. When buying a pump for the first time or when seeking a replacement pump, it is crucial that you know how a lot of 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 variables. A single element is the size of the pump, as covered above. But you also ought to consider how wide your tubing will be. Tubing is measured in two methods: inside diameter (i.d.) and outside diameter (o.d.). Extremely skinny i.d. tubing will significantly minimize water flow. Many buyers are shocked when they discover that, immediately after hooking up their 500 gallon per hour pump to 1/2" inside diameter tubing, they are only finding what they think about a trickle.

We had an engineer do some calculations for us to illustrate the difficulty. Making use of a 300 gph pump with 1/2" tubing is going to restrict your flow to 253 gallons per hour. By rising the pump to 450 gallons per hour, but nevertheless making use of 1/two" tubing, you will improve volume only slightly, to 264 gallons per hour! The lesson is this: When getting a pump, uncover out what size of tubing is supposed to go with it. One more difficulty is operating 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 water ionizer operating the tubing twenty feet from the pump, it is

a great notion to use three/4" tubing as an alternative so as not to cut down as well a lot on flow.

How considerably water do I need to have? What size of pump? This query is answered in component by no matter whether you want a "trickle" alkaline water or a roar. When you buy a fountain, you will typically find a suggested flow. For waterfalls, use this as a rule of thumb: for each 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 three feet tall, you require to purchase a pump that will be pumping 1200 gallons per hour at three feet of height. For tiny ponds, whenever attainable, it is a very good thought to recirculate the water as soon as

an hour, a lot more usually if feasible. Therefore, if your pond is 500 gallons, attempt to buy

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

big ponds, this is not essential and is far also high-priced.