S4S frequency inverter for adjusting a compatible filtration pump’s speed to demand. LCD display for speed and time settings, manual or automatic operation, and thermal/overload protection. Four preset speeds: 1,200, 1,800, 2,100 and 3,400 rpm. Check pump compatibility and installation requirements in the technical data sheet.
Ecrã LCD para 
Thermal
Definições
Economy (1200RPM)
Efficiency (1800RPM) Maximum speed (2100RPM)
Backwash (3400RPM)
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