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China, Chinese Cr15-04 a-F-a-E-Hqqe General-Purpose Vertical Multistage Centrifugal Pump for Clean Water Supply Systems1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Pump Vacuum EquipmentOther Pump Vacuum EquipmentWater PumpsVertical Stainless Steel Multistage Pump
Beijing Zhongping Technology Co., Ltd.
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Product Description Title: CR15-04 A-F-A-E-HQQE Multistage Pump:22kW,400V,40m3/h,70mThe CR15-04 A-F-A-E-HQQE is a versatile vertical multistage centrifugal pump balancing flow and pressure for industrial and commercial use.Powered by a 22 kW,3x400V IE3 motor,it delivers a maximum flow of 40 m3/h and a head of 70 meters.This four-stage pump is engineered for reliable performance in pressure boosting,water supply,and industrial circulation.Its stainless steel construction ensures durability when handling clean,thin liquids in continuous operation.Product ParametersParameter Name Parameter ValueSeries CRModel CR15-04 A-F-A-E-HQQEType Vertical Multistage Centrifugal PumpMax.Flow 40 m3/hMax.Head 70 mMotor Power 22 kWSupply Voltage 3~400 VMotor Efficiency IE3Number of Stages 4Max.Operating Pressure 16 barInlet/Outlet Connection DN 65/DN 65Max.Liquid Temperature+120°CCasing Material Stainless Steel(AISI 304)Product FeaturesThis pump features a four-stage design optimized for efficient performance at moderate heads.Its hydraulically balanced design reduces axial thrust,minimizing bearing load for extended service life.The vertical in-line configuration allows for direct piping connection and significant space savings.The pump is constructed with corrosion-resistant AISI 304 stainless steel wetted parts.It includes a high-efficiency IE3 motor compliant with international standards.Standard mechanical seals ensure reliable operation with clean water and similar fluids.AdvantagesThe key advantage is its optimal balance of flow and pressure capabilities for a wide range of applications.The IE3 motor provides significant energy savings,reducing operational costs.Its robust construction leads to long service intervals and low lifetime maintenance requirements.The compact design minimizes the footprint required for installation in crowded plant rooms. reliability ensures high system availability and reduced risk of downtime.The pump operates with low noise and vibration levels.Application ScenariosThis model is ideal for pressure boosting in medium to large commercial buildings and residential complexes.It is commonly used in industrial water circulation systems for cooling and process applications.The pump serves effectively in water treatment plants and reverse osmosis systems.Other applications include irrigation systems for agriculture and landscape projects.It is suitable for supplying water to industrial machinery and fire protection systems.The pump handles clean,non-aggressive,non-abrasive liquids.Usage InstructionsInstall the pump on a solid,level foundation ensuring proper support for inlet and outlet piping.Electrical connections must be made by a qualified electrician following local regulations.The pump must be fully primed before start-up to prevent seal damage from dry running.Install isolation valves on both sides for easy maintenance without system drainage.For systems with variable demand,a frequency converter is recommended for optimal control.Conduct regular visual inspections for leaks and auditory checks for unusual noises.PrecautionsNever operate the pump without liquid,as dry running will quickly destroy the mechanical seal.Ensure the fluid is free of abrasives and solid particles to prevent internal wear.The operating temperature must remain within the specified-20°C to+120°C range.Always disconnect the pump from the power supply before performing any inspection or maintenance.Do not operate the pump against a closed discharge valve for extended periods.Protect the installation from freezing conditions to prevent casing damage.Frequently Asked QuestionsWhat is the best efficiency point for this pump model?The Best Efficiency Point(BEP)for the CR15-04 is typically found in the mid-range of its flow capacity,around 60-70%of its maximum flow.Operating the pump near this point ensures minimal energy consumption,lowest vibration,and maximum component lifespan.The exact BEP can be identified on the pump's specific performance curve provided by .Selecting a pump so that your required duty point is close to the BEP is crucial for economical operation.Running the pump far from its BEP,either at very low or very high flows,can lead to increased wear,cavitation risk,and higher energy costs.Consulting the performance curve is essential for optimal application.Is this pump suitable for variable speed operation with a VFD?Yes,the CR15-04 is fully compatible with a Variable Frequency Drive(VFD).Using a VFD allows the pump speed to be adjusted to match the exact system demand,resulting in substantial energy savings,especially in applications with varying flow or pressure requirements.A VFD also provides soft starting,reducing mechanical stress.When using a VFD,it is important to ensure it is properly configured for pump control to avoid operating at critical resonant speeds.The benefits include precise pressure control,reduced wear on the pump and system,and lower electricity consumption.The motor is designed for inverter operation.What maintenance tasks are required annually?Annual maintenance should include a thorough inspection of the mechanical seals for any signs of leakage or wear.Check the motor bearings for smooth operation and re-lubricate them if necessary,following the manufacturer's guidelines for grease type and quantity.Inspect electrical connections for tightness and signs of overheating.It is also advisable to check the pump's performance against its curve to detect any internal wear.Clean the external surfaces and ensure ventilation openings on the motor are not blocked.For detailed instructions,always refer to the official maintenance manual for this specific model.How does this model compare to the larger CR20 series?The CR15-04 is designed for a medium-duty application range with a maximum flow of 40 m3/h and a head of 70m,powered by a 22kW motor.In contrast,the CR20 series,like the CR20-03,is built for higher flows up to 70 m3/h but may achieve lower pressure with fewer stages.The physical size and connection dimensions(DN65 vs DN80)are also smaller.The choice between series depends entirely on the specific duty point of flow and head required.The CR15 series offers a compact solution for applications where the CR20 would be oversized,leading to better efficiency and cost-effectiveness for the intended duty.What is the significance of the'A-F-A-E'code in the model?The'A-F-A-E'segment is part of 's detailed product nomenclature.While the exact interpretation requires a factory chart,it generally specifies a combination of standard features.'A'often denotes a standard version,'F'typically specifies the motor power and frequency,and'A-E'usually defines the seal type and material combination.This code ensures that the pump is configured with the correct components for its intended duty.When ordering spare parts or an identical replacement,providing the full model code including this suffix is essential to guarantee compatibility.What are the NPSH requirements for this pump?The Net Positive Suction Head Required(NPSHr)for the CR15-04 is a critical parameter that increases with flow rate.The exact value for a given flow can be found on the pump's performance curve.It is the minimum pressure required at the pump inlet to prevent cavitation.The system's Net Positive Suction Head Available(NPSHa)must always be greater than the pump's NPSHr by a safe margin,typically 1.0 to 1.5 meters.Ensuring adequate NPSHa is vital for pump health,as cavitation can cause severe damage to impellers and seals.Proper suction pipe design is key.Can this pump handle fluids other than clean water?The standard CR15-04 with AISI 304 stainless steel and default seals is designed for clean,non-aggressive,non-abrasive liquids like potable water.It may handle other thin fluids similar to water in viscosity and density,but chemical compatibility must be verified for the wetted materials,especially the seals.For other fluids like mild chemicals or oils,it is necessary to consult or its documentation to confirm the compatibility of the seal materials and the stainless steel grade.Using the pump with incompatible fluids will lead to premature failure.What is the recommended method for pipe connection?The pump features flanged connections(DN65).Use properly rated flanges,gaskets,and bolts to connect the suction and discharge piping.The piping should be supported independently near the pump to avoid imposing stress on the pump casing.Align the pipes carefully before tightening the flange bolts to prevent strain.Using flexible connectors can help compensate for minor misalignment and absorb vibrations.Ensure that the gasket is centered correctly and that the bolts are tightened evenly in a crisscross pattern to create a uniform seal without distorting the flanges.What is the expected lifespan of the mechanical seals?The lifespan of mechanical seals varies greatly depending on operating conditions,including fluid cleanliness,temperature,and whether the pump operates near its best efficiency point.Under ideal conditions with clean water and proper installation,seals can last for several years of continuous operation.Factors that drastically reduce seal life include dry running,the presence of abrasives in the fluid,cavitation,and operating at extreme temperatures.Regular monitoring for leaks is the best way to plan for seal replacement before a catastrophic failure occurs.Why is a minimum flow bypass important for this pump?A minimum flow bypass is crucial to prevent the pump from operating at very low flow rates.When flow is too low,the energy imparted to the fluid is not efficiently carried away,causing the liquid inside the pump to overheat.This can lead to vaporization,cavitation,and damage to the seals and bearings.An automatic recirculation valve(ARC valve)or a simple bypass line with an orifice plate ensures that a minimum amount of fluid circulates through the pump to carry away heat,even when the main discharge flow is low.This protects the pump during start-up or when system demand is minimal.Beijing Zhongping Technology Co., Ltd. is a leading provider of industrial automation solutions, intelligent robotics, and advanced system integration services. With decades of expertise, the company has established long-term strategic partnerships with global industry leaders such as Siemens, ABB, Schneider Electric, KUKA, Yaskawa, and FANUC, leveraging their cutting-edge technologies to deliver innovative, tailored solutions across diverse sectors.Specializing in technical support, product distribution, and end-to-end engineering services-including system design, installation, commissioning, and maintenance-Beijing Zhongping Technology ensures seamless operational efficiency for clients in industries spanning automotive manufacturing, battery production, aerospace, oil and gas, chemical processing, food and pharmaceuticals, logistics, metallurgy, and heavy machinery. By harnessing its robust global supply chain network and a highly skilled technical team, the company guarantees precision-driven resource allocation, rapid response capabilities, and cost-effective procurement strategies. These capabilities empower clients to streamline operations, reduce downtime, and enhance competitive advantage in dynamic markets. Committed to excellence, Beijing Zhongping Technology remains dedicated to advancing industrial innovation while fostering sustainable growth and value creation for enterprises worldwide.Q1: What is the core business scope of Beijing Zhongping Technology Co., Ltd.?The company's business scope primarily covers comprehensive industrial robot supply chain services, industrial automation technologies and technical services, digital smart factory solutions, and hydraulic intelligent control products and services.Q2: Which brands does the company collaborate with?The main cooperative brands of the company are SIEMENS,ABB,Schneider,DELTA,WEINVIEW,MCGS,ADVANTECH,OMRON,Simphoenix,RITTAL,MOXA,ESTUN, RKC, YASKAWA, HIKVISION, FANUC, MITSUBISHI ELECTRIC, KUKA, Fuji Electric, SICK, Walvoil, CASAPPA, EATON, Bosch Rexroth Group, Parker etc.Q3: What are our competitive advantages compared to other suppliers?With our robust supply chain capabilities and global presence, we deliver faster, more efficient services. We strive to offer the best possible prices to demonstrate our sincerity and value.Q4: How long does delivery take? What about shipping costs?Delivery timelines and shipping costs depend on the specific model(s) and quantity you require. Please share your current needs with us for precise details.Q5: Can't find the model you need?We showcase only a selection of models here. If you cannot find your desired model, contact us directly for further assistance.Q6: How to contact Beijing Zhongping Technology Co., Ltd.?Beijing Zhongping Technology Co., Ltd.
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