--- title: Fire Pump Start-Up Form description: "Downloadable PDF Instructions: Wye‐Delta Open & Closed Transition and Part Winding ATL, Soft Start, Autotransformer, Primary Resistor and VFD" --- [800-233-7718](tel:+1-800-233-7718) [301-682-3390](tel:+1-301-682-3390) [![STH-Logo-FINAL-Horizontal.transparent-2](https://sthinc.com/hs-fs/hubfs/STH-Logo-FINAL-Horizontal.transparent-2.png?width=550&height=135&name=STH-Logo-FINAL-Horizontal.transparent-2.png "STH-Logo-FINAL-Horizontal.transparent-2")](https://sthinc.com/?hsLang=en) # FIRE PUMP START-UP FORM ### Downloadable PDF Instructions: [ Wye‐Delta Open & Closed Transition and Part Winding ](https://sthinc.com/hubfs/Sthinc_April2024/pdf/Wye-_Delta_Open__Closed_Trasition_and_Part_Winding.pdf?hsLang=en) [ ATL, Soft Start, Autotransformer, Primary Resistor and VFD ](https://sthinc.com/hubfs/Sthinc_April2024/pdf/ATL_Soft_Start_Autotransformer_Primary_Resistor_and_VFD.pdf?hsLang=en) [![STH-Logo-FINAL.White Vertical](https://sthinc.com/hs-fs/hubfs/STH-Logo-FINAL.White%20Vertical.png?width=613&height=399&name=STH-Logo-FINAL.White%20Vertical.png "STH-Logo-FINAL.White Vertical")](https://sthinc.com/?hsLang=en) ### Recent Posts 97 Monocacy Blvd Suite D Frederick, MD 21701 P: (301) 682-3390 T: (800) 233-7718 F: (301) 682-3391 97 Monocacy Blvd Suite D Frederick, MD 21701 P: (301) 682-3390 T: (800) 233-7718 F: (301) 682-3391