"This Flotec Thermoplastic Shallow Well Jet Pump provides good pressure pumping, perfect for shallow wells less than 25-ft. deep. Thermoplastic construction gives high corrosion resistance. Comes with prewired 30/50 pressure switch. Amps 12.2/6.1, Flow GPH 720, HP 3/4, Max. PSI 78, Max. Suction Lift ft. 25, Max. Total Head ft. 181, Discharge Port in. 1, Self-Priming Yes, after initial prime, Suction Port in. 1 1/4, Thermal Overload Protection Yes, Volts 230/115, Pump Housing Thermoplastic, Dimensions L x W x H in. 22 13/16 x 11 1/16 x 10 1/2. Perfect for shallow wells less than 25-ft. deep Thermoplastic construction gives high corrosion resistance Comes with prewired 30/50 pressure switch Heavy-duty dual-voltage motor Self-priming after pump housing is initially filled"
Do I need to install a pressure relief valve to keep my tank and PVC piping from exploding in case the pressure switch fails and does not shut the pump off, or does the pump not create that much pressure?