WZ Series Marine Multi-Stage Self-Priming Vortex Pump for Reliable Water Transfer
Product Overview
The WZ Series Marine Multi-Stage Self-Priming Vortex Pump is engineered for efficient transfer of seawater, freshwater, and other non-volatile liquids without solid particles, operating within temperatures of -20°C to +80°C and viscosities not exceeding 5°E. Designed for marine and industrial applications, these compact, lightweight pumps offer exceptional self-priming capabilities and are compatible with electric motors, gasoline engines, or diesel engine drives. Ideal for vessel water systems, industrial processes, and building water supply applications including marine boiler feed, hotel water systems, and high-rise residential water supply.
Model Identification: 32WZ-18×3
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32: Inlet/Outlet Diameter (mm)
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W: Vortex Pump Technology
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Z: Self-Priming Capability
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18: Single-Stage Head (m)
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3: Number of Stages
Key Features & Benefits
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Multi-Stage Design: Delivers higher pressure output for demanding applications
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Strong Self-Priming Performance: Rapid priming without external vacuum assistance
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Compact & Lightweight: Space-saving design ideal for marine engine rooms
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Multiple Drive Options: Compatible with electric motors, gasoline, or diesel engines
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Corrosion-Resistant Construction: Marine-grade materials for seawater operation
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Non-Clog Design: Handles volatile and easily vaporized liquids effectively
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Energy-Efficient Operation: Optimized impeller design reduces power consumption
Technical Performance Data
*50Hz/1450 RPM Operation:*
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Flow Range: 0.79-27 m³/h
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Head Range: 20-168 meters
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Motor Power: 0.75-30 kW
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Self-Priming Height: 4.5-8 meters
*60Hz/1800 RPM Operation:*
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Flow Range: 0.95-32.4 m³/h
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Head Range: 28.8-241.9 meters
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Motor Power: 1.5-45 kW
Selected Performance Specifications:
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20WZ-14×2: 0.79-1.8 m³/h | 20-38m head | 0.75 kW motor
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32WZ-18×3: 3.6-6.48 m³/h | 36-75m head | 4 kW motor
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40WZ-28×4: 6.12-10.8 m³/h | 68-168m head | 15 kW motor
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65WZ-36×3: 17.25-27 m³/h | 63-153m head | 30 kW motor
Typical Applications
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Marine vessel freshwater and seawater supply systems
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Petroleum and chemical industry fluid transfer
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Boiler feed water and condensate systems
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Hotel and resort water supply networks
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High-rise building water pressure boosting
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Industrial printing and dyeing operations
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Emergency fire water supply systems
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Agricultural and irrigation water transfer
The description/sizes may be different with goods, please check with us when order.
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