Recent content by speedbump

Thanks Gmax, that's what I think I need. But like I said, I'm no mathematician, so if I tried to do all that math, I would certainly come up with the wrong answer. Algebra was not my strong suit. If you could do that once more, with my numbers, that may be all I need. GPM = 170 Head = 490...

I checked out the affinity laws and they are over my head. Remember I'm a pumpman not a mathematician. I have no way of getting my hands on a 50 cycle pump curve for the brands of pumps I sell. So that's totally not an option. I was hoping there was some equation that would take what I...

That's the problem. All the curves I have are at 60 cycles. The manufacturers I buy from don't offer anything in 50 cycles.

I am new here and I am not really sure where to post this question. I am also not an Engineer, so general language would be appreciated. I sell Water Well Pumps at my location and on the Internet among other things. Today I had a call from a Man who wanted a Pump that was going to Africa. He...