Chao Dun Machinery (Zhejiang) Co., Ltd

Non-negative Pressure VFD Water Supply Equipment

Product Overview The Non-Negative Pressure VFD Water Supply Unit directly connects to municipal networks using pressure-stacking technology and VFD control, featuring SUS304/food-grade coated wetted parts for ±0.01 MPa constant-pressure delivery. It solves excessive footprint, high civil costs, secondary contamination, municipal network negative pressure backflow, and redundant energy consumption in conventional secondary water supply systems with… Continue reading Non-negative Pressure VFD Water Supply Equipment

Mobile Pump Truck

Product Overview The Diesel-Engine Driven Self-Priming Drainage Pump Set is a mobile emergency drainage unit with diesel direct drive, high-mobility trailer chassis, and self-priming pump, featuring one-touch control and large-passage anti-clogging impeller for 20-8500 m³/h flow and 8-80 m head operation. Resolves critical challenges of conventional emergency drainage: grid-dependent delayed start-up, cumbersome relocation, clogging by… Continue reading Mobile Pump Truck

LW Series Vertical Sewage Pump-LW

Product Overview The LW Series Vertical Pump is a centrifugal pump with direct-coupled compact structure and coaxial same-diameter inlet/outlet, enabling direct in-line installation without pipeline modification, featuring optimized hydraulic model and high-precision dynamic balancing for stable transfer of clean water and similar media. Resolves critical challenges of conventional pumps: extended installation cycles due to foundation/pipeline… Continue reading LW Series Vertical Sewage Pump-LW

Horizontal Single-Stage Fire Pump

Product Overview The Direct-Coupled Horizontal Fire Pump is a single-stage centrifugal fire pump with compact direct-coupled structure, hard alloy double-end mechanical seals, and back pull-out design, featuring optimized hydraulic model and ISO 1940 G6.3 balance for stable clean water transfer at -15℃ to +80℃. Resolves critical challenges of conventional horizontal fire pumps: excessive footprint, vibration/noise… Continue reading Horizontal Single-Stage Fire Pump

End-Suction Pump

Product Overview The Stainless Steel Centrifugal Pump features a direct-coupled structure, SUS304/316L stainless steel wetted parts, and silicon carbide double-end mechanical seals, integrated with an optimized hydraulic model and IE3 high-efficiency motor for stable transfer of corrosive, particle-containing, and high-temperature media. Resolves four critical operational challenges of conventional cast iron pumps in chemical/food/pharmaceutical applications: corrosion-induced… Continue reading End-Suction Pump

Electric Motor Driven Long Shaft Deep Well Fire Pump

Product Overview The Wellhead-Motor Driven Vertical Long-Shaft Deep Well Fire Pump Set features modular concentric long-shaft transmission with 304 stainless steel impellers, 20Cr13 shafts, and hard alloy mechanical seals, delivering stable fire water at 5-110 L/s flow and ≤200 m head. Resolves critical risks in conventional deep-well fire pumps: underwater motor maintenance hazards, shaft vibration/wear,… Continue reading Electric Motor Driven Long Shaft Deep Well Fire Pump

Diesel-Powered Deep Well Fire Pump

Product Overview The Diesel-Engine Driven Vertical Long-Shaft Deep Well Fire Pump Set is an emergency fire water supply equipment featuring an integrated diesel power unit with concentric long-shaft transmission, configured with an H-type right-angle gearbox (transmission efficiency ≥95%), modular stage arrangement, and 5-second rapid auto-start control system for stable high-flow high-head delivery. Resolves four critical… Continue reading Diesel-Powered Deep Well Fire Pump

Chaodun Domestic Deep Well Pump

Product Overview The LC Series Vertical Long-Shaft Deep Well Pump is a multistage deep-well water extraction equipment designed per national pump design and testing standards, featuring a wellhead-mounted motor with concentric long-shaft drive, modularly composed of centrifugal/mixed-flow impellers, diffuser casings, column pipes, drive shafts, and pump base, enabling stable high-flow high-head delivery. Resolves four critical… Continue reading Chaodun Domestic Deep Well Pump

CGW Series Cooling Tower Pumps

Product Overview The CGW Series Cooling Tower Dedicated Pump is a centrifugal pump engineered for closed-circuit cooling tower and condenser water circulation systems, available in vertical (CGL) and horizontal (CGW) configurations, featuring a direct-coupled layout, YE3 ultra-high efficiency motor, and resin-coated sand precision casting process. Resolves four critical operational challenges in conventional cooling pumps: suboptimal… Continue reading CGW Series Cooling Tower Pumps

CGL Series Cooling Tower Pumps

Product Overview The CGL Series Cooling Tower Dedicated Pump is a centrifugal pump engineered for closed-circuit cooling tower and condenser water circulation systems, available in vertical (CGL) and horizontal (CGW) configurations, featuring a direct-coupled layout, YE3 ultra-high efficiency motor, and resin-coated sand precision casting process. Resolves four critical operational challenges in conventional cooling pumps: suboptimal… Continue reading CGL Series Cooling Tower Pumps

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