ZX

Self-Priming Centrifugal Pumps for Clean Water or Chemicals

Technical Specifications

Pump Type Self-Priming Centrifugal Pump
Series ZX Series
Construction Horizontal Single-Stage Single-Suction Centrifugal Pump
Priming Type Self-Priming
Installation Horizontal Base Mounted
Impeller Type Closed Impeller
Suction Type Axial Suction
Discharge Type Radial / Vertical Discharge
Shaft Seal Mechanical Seal
Drive Type Electric Motor
Pump Design Self-Priming Chamber Integrated
Standards ISO-Based Hydraulic Design
Applications Clean Water, Chemical Liquids, Seawater, Industrial Fluids, Irrigation, Municipal Water Supply, Chemical Processing, Pharmaceutical Industry, Paper Mills, Mining, Fire Fighting
Flow Capacity 1.5 – 1,000 m³/h
Typical Flow Range 3.2 – 600 m³/h
Head Range 5 – 132 m
Typical Head Range 12 – 80 m
Suction Lift 5 – 6.5 m
Motor Power 0.55 – 132 kW
Speed 1450 – 2900 rpm
Maximum Efficiency Up to 80%
Working Pressure ≤ 1.6 MPa
Self-Priming Time 1.2 – 3.4 min / 5 m suction lift
NPSH Required 2 – 6.5 m
Motor Type Three-Phase Asynchronous Motor
Power Range 0.55 – 132 kW
Frequency 50 Hz / 60 Hz
Voltage 220V / 380V / 415V / 440V / 480V
Speed Options 1450 rpm / 2900 rpm
Insulation Class Class F
Protection Class IP55
Duty Rating Continuous Duty (S1)
Cooling Method TEFC (Totally Enclosed Fan Cooled)
Explosion-Proof Option Available for Chemical Applications
Coupling Type Direct Coupled
Pump Casing Cast Iron / Stainless Steel SS304 / SS316
Impeller Cast Iron / Bronze / Stainless Steel
Shaft Stainless Steel
Mechanical Seal Carbon/Ceramic, SIC/SIC, Tungsten Carbide (Optional)
O-Ring NBR / EPDM / Viton (Optional)
Bearing Heavy Duty Ball Bearing
Liquid Type Clean Water, Seawater, Chemical Liquids, Light Slurries
Maximum Liquid Temperature 100°C
Optional High-Temperature Version Up to 120°C
Minimum Temperature -20°C
Maximum Viscosity ≤ 100 cP
Maximum Solids Content ≤ 30%
Maximum Particle Size ≤ 0.2 mm (for clean-water applications)
pH Range Depends on material selection
Ambient Temperature ≤ 40°C
Continuous Operation Yes
Installation Above Liquid Level
Suction Diameter DN25 – DN300
Discharge Diameter DN25 – DN300
Connection Type Flanged
Flange Standard ISO / DIN / ANSI (Optional)
Pump Orientation Horizontal
Mounting Type Baseplate Mounted
Coupling Type Direct Coupling
Shaft Arrangement Horizontal Shaft
Priming System Integrated Self-Priming Chamber
Maintenance Design Back Pull-Out Structure (Selected Models)
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