Products 归档 - Chao Dun Machinery (Zhejiang) Co., Ltd

ZS Series Horizontal Single-stage Stainless Steel Centrifugal Pump

Product Overview This stainless steel centrifugal pump adopts stainless steel stamping, stretching, and welding technology, combined with a direct-coupled compact structure and silicon carbide mechanical seals, ensuring high efficiency, low noise, and stable long-term continuous operation. It effectively solves the common problems of traditional cast-iron centrifugal pumps, such as corrosion, leakage, media contamination, frequent maintenance,… Continue reading ZS Series Horizontal Single-stage Stainless Steel Centrifugal Pump

WFB Series Sealless Self-Priming Pump with Auto-Control

Product Overview Traditional self-priming pumps commonly suffer from mechanical seal damage/leakage, cumbersome priming with foot valves, dry-run burnout risks, and short lifespan in high-corrosion conditions, significantly compromising continuous operational reliability & O&M costs in petrochemical/power/environmental harsh applications. This series resolves these challenges with seal-free multi-face centrifugal dynamic sealing + electric air control valve permanent self-priming… Continue reading WFB Series Sealless Self-Priming Pump with Auto-Control

S Series Single-Stage Double-Suction Pump

Product Overview Traditional single-suction pumps suffer from high axial thrust, excessive vibration, and complex maintenance requiring full pipeline disassembly, increasing downtime and O&M costs in high-flow applications. This series resolves these issues via a horizontally split-case, double-suction design with a statically balanced impeller and axial force self-balancing bearings. The top-access cover enables direct rotor inspection… Continue reading S Series Single-Stage Double-Suction Pump

PW Series Horizontal Sewage Pump

Product Overview Traditional horizontal sewage pumps commonly suffer from narrow flow passages prone to clogging, seal damage/leakage, poor corrosion resistance, and maintenance requiring pipe disassembly, significantly compromising operational stability & compliance in chemical/food/pharmaceutical/environmental harsh conditions. This series resolves these challenges with dual-channel wide-passage impeller + dual mechanical seals + cantilever direct-coupled structure triple innovation, combined… Continue reading PW Series Horizontal Sewage Pump

ZW Series Fire Protection Booster and Pressure Stabilization Equipment-ZW

Product Overview Fire Pressure Stabilization Unit — GB 98S205 design with diaphragm tank water-air separation and VFD constant pressure control, ≥150L built-in fire water storage, ±0.01 MPa stabilization at 0.6/1.0/1.6 MPa rating. Resolves large tank footprint/civil costs, pressure fluctuation/water hammer, and secondary contamination in conventional fire pressure stabilization systems. Suitable for residential hydrant systems, commercial… Continue reading ZW Series Fire Protection Booster and Pressure Stabilization Equipment-ZW

YW Series Vertical Submerged Sewage Pump-YW

Product Overview Submersible Sewage Pump — Anti-clogging submersible pump engineered for complex sewage conditions. Resolves fiber entanglement, mechanical seal leakage, and high-risk underwater maintenance, enabling zero-clogging operation, pit-free servicing, and long-term reliability. Ideal for municipal drainage, industrial wastewater, building basement sewage, and agricultural irrigation, handling ≤50% solids content, long-fiber media, and 20m submersion depth. Product… Continue reading YW Series Vertical Submerged Sewage Pump-YW

XBC Series Diesel Fire Pump Set-XBC

Product Overview The Diesel Fire Pump Set features diesel direct drive, automatic control module, and triple-start protection, supporting horizontal single-stage/double-suction/multistage pump options for 5-second emergency start-up and rated flow/pressure delivery. It solves grid dependency, delayed start-up during power failure, and off-grid inoperability in conventional electric fire pumps. It is suitable for high-rise fire hydrant systems,… Continue reading XBC Series Diesel Fire Pump Set-XBC

WQK Series Submersible Sewage Pump with Cutter Mechanism-WQK

Product Overview The Submersible Sewage Pump features a cutting disk, dual-channel anti-clogging impeller, and tungsten carbide double-end seals, with intelligent protection and rail-coupled installation for stable operation with solids ≤50% outlet diameter, fibers ≤300mm, and submersion ≤20m. It solves fiber entanglement/clogging, seal leakage, high-risk underwater maintenance, and excessive energy consumption in conventional submersible sewage pumps.… Continue reading WQK Series Submersible Sewage Pump with Cutter Mechanism-WQK

Single-Stage Single-Suction Horizontal Inline Centrifugal Pump

Product Overview TThe Horizontal Centrifugal Pump features direct-coupled alignment-free structure, tungsten carbide/silicon carbide double-end seals, and back pull-out design for -20℃ to +120℃ stable delivery. It solves complex alignment, vibration/noise exceedance, seal leakage, and pipeline-disassembly maintenance in conventional horizontal centrifugal pumps. It is suitable for building water boosting, HVAC circulation, industrial process transfer, and explosion-proof/corrosion-resistant/low-noise… Continue reading Single-Stage Single-Suction Horizontal Inline Centrifugal Pump

Single-Pump VFD Unit

Product Overview The VFD Constant Pressure Water Supply Unit integrates PID control, VFD soft-start, and diaphragm pressure tank for ±0.01 MPa precision constant-pressure delivery at -15℃ to +120℃ with 1.6/2.5 MPa rating. It solves excessive footprint, high civil costs, pressure fluctuation/water hammer, and secondary contamination in conventional secondary water supply systems dependent on elevated tanks… Continue reading Single-Pump VFD Unit