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- Brand: Grundfos
- Grundfos Circulator Pump, 260 gpm, 32.81 ft Maximum Head, 31 to 1041 W, 208 to 230 VAC, 0.32 to 4.6 A, 60 Hz, 174 psi Maximum, 32 to 104 deg F Ambient, X4D, 16.22 in W x 14.17 in H.
- Auto adapt functionFlow adapt and flow limit (more than a pump function as it reduces the need for pump throttling valves)Proportional-pressure controlConstant-pressure controlConstant-temperature controlMaximum or minimum, constant-curve dutyAutomatic night setbackNo external motor protection requiredInsulating shells supplied with single-head pumps for heating systemsLarge temperature range where the liquid temperature and the ambient temperature are independent of each other
- Auto adapt function
- Flow adapt and flow limit (more than a pump function as it reduces the need for pump throttling valves)
- Proportional-pressure control
- Constant-pressure control
- Constant-temperature control
- Maximum or minimum, constant-curve duty
- Automatic night setback
- No external motor protection required
- Insulating shells supplied with single-head pumps for heating systems
- Large temperature range where the liquid temperature and the ambient temperature are independent of each other