Xylem Wastewater (Technical Manual) - Manual (Page 2)

PAGE 2
Wastewater
Goulds Water Technology, Bell & Gossett,
Red Jacket Water Products, CentriPro
FRICTION LOSS
Plastic ........................................................................................3
Steel ..........................................................................................4
Fittings ......................................................................................5
PIPE VOLUME AND VELOCITY
Storage of Water in Various Size Pipes .......................................5
Minimum Flow to Maintain 2 Ft./Sec. .........................................5
SEWAGE PUMP
Sizing and Selection ...................................................................6
ELECTRICAL DATA
Agency Listing / Removing Plug Letters ....................................10
Transformer Sizes .....................................................................10
Three Phase Unbalance ............................................................11
NEMA Panel Enclosures ...........................................................12
DETERMINING FLOW RATES
Full Pipe Flow ..........................................................................13
Pipe Not Running Full ..............................................................13
Discharge Rate in Gallons per Minute ......................................13
TERMS AND USABLE FORMULAS
Definitions ...............................................................................14
Basic Formulas .........................................................................14
TYPICAL INSTALLATIONS
Sump .......................................................................................16
Effluent and Sewage ................................................................17
VARIABLE SPEED DRIVES
Wastewater Pumps ..................................................................18
PANEL LAYOUTS AND WIRING DIAGRAMS
Duplex Single Phase ................................................................20
Duplex Three Phase .................................................................22
Simplex Three Phase ................................................................24
Simplex Single Phase ...............................................................25
Switch Diagrams ......................................................................27
Sewage Control Panels and Switches .......................................28
Index