GRUNDFOS SQFLEX BATTERY BACKUP SYSTEM Renewable-energy water supply – with a backup plan SYSTEM SET-UP AND SIZING
SQFlex Battery Backup Systems Battery backup systems can be used with an SQFlex pumping system. These systems are typically used in applications where the pump will not be running during most of the peak sun hours of the day, or where it is impossible or imprictical to store large volumes of water. Examples include remote homes or cabins, automatic livestock waterers, and very low-yielding wells. System Set-up The system will be wired as shown in the accompanying diagram.
> Charge Controller Morning Star PS15M-48V Charge Controller includes connections for solar input, battery output, and load output to the CU 200 and SQFlex > Battery Bank Batteries used should be marine or other type of deep-cycle battery Sizing guidelines are provided for the pump, solar panels, and battery bank. Follow the given instructions to size your system. Selecting the Pump Model 1. 2. 3.
Being responsible is our foundation Thinking ahead makes it possible Innovation is the essence Chart A Head (ft) Chart B Flow (gpm) 3 SQF-2 6 SQF-2 11 SQF-2 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 2.4 2.4 2.4 2.4 2.4 2.4 2.4 2.4 2.4 2.4 2.3 2.3 2.3 2.3 2.3 2.3 2.3 2.2 2.2 2.2 5 5 5 5 4.8 4.8 4.8 4.6 4.4 4 3.8 3.4 3.2 3 2.8 2.6 2.4 2.2 2 1.8 11 11 10.5 10 8.5 7 6 5 4.5 3.5 2.5 2 1.5 0.
