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  1. reelfish

    Sizing Disconnect for Equipment

    Where is best place to start looking to size a disconnect for equipment Im going to build?(480v)I hear to add up all 480v power source amperages at full running capacity. Then hear add 1.2 percent. Does anyone have good place to start with this. Adding up motors and other items using 480v Im...
  2. reelfish

    Suction Line Pressure/Cavitation

    Thanks for response! You say I will have a n air pocket in the highest part of the hose above tank. Wont atomspheric pressure keep line full, isnt there know way air can get into line?
  3. reelfish

    Suction Line Pressure/Cavitation

    I attached a photo of our tank and pump, I hope it shows up. The suction line on the tank is 24" from the deck. The top of pump is ref 11" from the deck. The strainer in the tank sets about 1" from bottom. Oil level is 20" from deck. Tank size is 19"X32"x25"h We dont think were getting air...
  4. reelfish

    Suction Line Pressure/Cavitation

    Thanks for the replys guys. Its is a Parker PAVC 100 rotary piston variable displacement pump. Max 50gpm 120 degree run temp.
  5. reelfish

    Suction Line Pressure/Cavitation

    We have a positive displacement pump and was told in a training class that we should have around 3 psi on the suction line side of pump. Is oil pushed into the pump or sucked in? We hear alot either way but dont know who to believe. We hooked a gage to te suction side and pulled a small vacuum...
  6. reelfish

    Heat treating 8620

    Question on heat treating 8620. We have a 15.000 OD round with a 13.090 ID x 19-1/2 length. Can this part swell out in the heat treating process on the OD of my part? And if so how much. We are trying to leave material for grinding but aren’t sure if this will increase in size.

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