Flow Rate:2.5~240 m³/h
Head range: 7~63 m
Caliber:DN25~DN150
Motor Power:0.37~37KW
Speed range:2900/2950 r/min
Ambient temperature:≤40℃
Insulation Class: F+
IP Rating: IP55+
Maximum working pressure -
of pump system: ≤1.0MPa
➣Thermal Protection System: Standard for ≥11kW models
Optional Configuration
➣PMSM (Permanent Magnet Synchronous Motor)
➣VFD Motor (Variable Frequency Motor)
➣Ex Motor (Explosion-proof Motor)
➣IE4 Motor / IE5 Motor
Products Description
The GD(3) single stage centrifugal pump is built for stable water circulation and pressure boosting in compact system layouts. Its close-coupled construction reduces transmission loss and keeps the unit compact, while the optimized impeller and flow passage design help maintain efficient performance across everyday operating conditions.
Developed for practical industrial and building-service use, the GD(3) single stage centrifugal pump offers dependable hydraulic performance, straightforward installation, and low routine maintenance requirements.
Structure and Materials
The GD(3) single stage centrifugal pump uses a close-coupled vertical layout in which the motor and hydraulic section are assembled as one unit. This design helps save installation space, simplifies alignment, and makes the pump easier to fit into equipment rooms with limited footprint.
For standard service conditions, the casing, cover, and impeller are manufactured from durable cast iron. For applications involving more demanding media or operating environments, alternative material options are available to improve corrosion resistance and extend service life.
Pump Body
Pump Cover
Impeller
Features
Features Of a Single Stage Centrifugal Pump
Stainless Steel Shaft
Enhanced wear resistance and rust-proof properties reduce the risk of mechanical seal damage and leakage.
Patented Motor Housing & Fan Cover
Enlarged heat dissipation area lowers motor temperature rise, effectively extending its service life.
Integrated Terminal Box
Features a tongue-and-groove joint design for enhanced sealing and a higher protection rating.
Motor Options
We can offer more than five different motor options/configurations for GD(3) single stage centrifugal pump.
Application of pump
The GD(3) single stage centrifugal pump is intended for clean water circulation, transfer, and pressure support in closed or semi-open systems. It is best suited to liquids with flow characteristics close to water and is commonly selected for HVAC circulation, booster sets, equipment matching, process water transfer, and general utility services.
Typical installations include commercial building water systems, cooling loops, light industrial process lines, and selected wastewater support duties where the liquid is low in solids and non-aggressive to standard materials.
Why Choose Us
why choose us
At present, our company has 2 production base in Guangdong and Fujian province in China, with about 100000㎡ covering area. Our centrifugal pumps and water treatment solutions that well-known for their high quality and reliability are widely used in Circulating Water Systems, HVAC, Water Supply Systems, Environmental Protection, Agricultural Irrigation, Energy and Chemical Industry.
Based on "Quality First" production philosophy, we offer an extensive portfolio of over 50 product series and 6,000 specific models and configurations, allowing our customers to customize products tailored to their specific operating conditions and energy efficiency requirements. Moreover, We provide OEM and joint R&D services to meet the global demand for branding and technological partnership.
Certifications
Sales And Service Network
FAQ
Q: Can this pump handle liquids other than water?
A: Yes, it can handle liquids that are similar to water in terms of viscosity and chemical properties. However, it is not usually recommended for liquids that are highly corrosive, contain large solid particles, or are too thick. For special liquids, it's always better to confirm the material compatibility first.
Q: Is a single stage centrifugal pump easy to install?
A: In most cases, yes. These pumps are known for their simple structure and straightforward installation. As long as the piping layout is correct and the motor power matches the system requirements, installation and daily operation are generally quite easy.
Q: Does this pump require frequent maintenance?
A: Not really. Under normal working conditions, a single-stage centrifugal pump usually needs only routine inspection and basic maintenance, such as checking the mechanical seal, bearings, and motor condition. Regular maintenance helps extend service life and keep the pump running efficiently.
