Wilo Star Z 20/1 EM 1PH Pump

Wilo Star Z 20/1 EM 1PH Pump is suitable for circulation systems in industry and building services. This circulator is suitable for drinking water only.

The Star Z 20/1 EM 1PH Pump is a domestic hot water circulator. This constant-speed glandless pump is designed for pipe installation and has a blocking-current proof motor. The Star Z 20/1 EM 1PH Pump housing is made of sturdy bronze, ensuring durability, and the impeller is made of fiberglass-reinforced plastic.

Features & benefits:

• AC pumps with electrical quick connection
• All plastic parts that come into contact with the fluid fulfill KTW recommendations
• Thermal insulation as standard for Star‐Z 15 TT

Operating data:

• Max. fluid temperature Tmax: 65 °C
• Min. fluid temperature Tmin: 2 °C
• Min. ambient temperature Tmin: 0 °C
• Max. ambient temperature Tmax: 40 °C
• Temperature range at max. ambient temperature +40 °C T: +2...+65
• Max. operating pressure PN: 10 bar
• Max. permitted total water hardness: 3.21 mmol/l (18°dH)

Motor data:

• Emitted interference: EN 61000-6-3
• Interference resistance: EN 61000-6-2
• Mains connection: 1~230 V, 50 Hz
• Power consumption P1 max: 30 W
• Rated current IN: 0.14 A
• Protection class motor: IP44
• Threaded cable connection: 1 x PG11

Materials:

• Pump housing: Bronze, CC499K
• Impeller: PPE-GF30
• Shaft: Oxide ceramic
• Bearing: Carbon, synthetic resin-impregnated

Star‐Z 15 TT

Star-Z 15 TT with integrated timer and thermostat, LC display with symbolic language, red button technology, and automatic detection of the thermal disinfection of the warm domestic hot water tank, as well as ball shut-off valve on the suction side and non-return valve on the pressure side.

Picking the most suitable kind of Pump is a major decision. Once you determine that Central Heating Pumps deliver the appropriate solution then the Wilo Star Z 20/1 EM 1PH Pump - 4028111 is certainly worth putting on your shortlist.