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LEO is a listed company in China (stock code 002131), LEO is a leading hot water supply pump manufacturer only offers high quality pumps. LEO has made millions of pumps now used in more than 140 countries, and is offering commercial water pumps, recirculating pumps, submersible pumps, booster pumps with custom solutions. LEO hot water pumps can meet you any requires in commercial pumping systems.
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– The LRP circulation pump is used for transferring clean water or other liquids similar to water in physical and chemical properties
-Heating systems with constant or variable flows
-Heating systems with variable flow-pipe temperature
-Heating systems where night setback is desired
-Heating systems where the differential pressure of the pump is too high during periods of reduced flow demand
-Heating systems that require a fully automatic adjustment of the performance to flow demands
-Pressure boosting of water heaters
-Circulation and pressure boosting of domestic water -
– Bronze or anti-rust cast iron pump body
– Noryl impeller with heat resistance up to 150℃
– 99% alumina ceramic shaft
– Liquid temperature: 2 – 110℃
– Connectors on requestLRP Circulation Pump Motor Features
– Insulation class: H
– Protection class: IP 44
– 99% alumina ceramic bearing
– Copper winding
– Three speed motor -
MODEL POWER POWER (W) Max. Flow (l/min) Max. Head (m) Inlet/Outlet (mm) Pipe Size (“) 3 2 1 LRP15-40/130 1~230 V/50 Hz 74 54 34 40/30/22 4.0/3.3/2.3 15 1 LRP15-40B/130 1~230 V/50 Hz 74 54 34 40/30/22 4.0/3.3/2.3 15 1 LRP20-40/130 1~230 V/50 Hz 74 54 34 45/35/25 4.0/3.3/2.3 20 1.25 LRP21-40F/130 1~230 V/50 Hz 74 54 34 55/42/30 4.0/3.3/2.3 21 1.25 LRP25-40/130 1~230 V/50 Hz 74 54 34 55/42/30 4.0/3.3/2.3 25 1.5 LRP25-40/180 1~230 V/50 Hz 74 54 34 55/42/30 4.0/3.3/2.3 25 No. Part Material 1 Rotor 2 Thrust bearing adjusting mat Noryl 3 Thrust bearing rubber mat Silicon rubber 4 Thrust bearing Graphite 5 Front bearing Alumina 6 Pump support cover Stainless steel 7 Check ball Silicon rubber 8 Locking Stainless steel 9 Impeller PPO 10 Pump body Cast iron/Bronze 11 Pump body insert Stainless steel 12 Back bearing Alumina 13 Stator cover (front) PA66 14 Stator with winding 15 Stator cover (back) PA66 16 Housing ADC12 17 Drain plug Copper 18 Speed regulation board 19 Terminal cover ABS 20 Terminal box PA6 21 Capacitor
