
OGGIN FB Series
The AC intelligent variable-frequency circulation pump employs advanced variable-frequency technology to precisely manage pump flow and pressure by adjusting motor speed in real time through power frequency modulation. For instance, in heating systems, it intelligently adapts its operating state based on actual demand, flexibly accommodating diverse user heating requirements.
120w
12m
6m³/h
Advantages of Circulation Pump
High Efficiency & Energy Saving - Equipped with a permanent magnet motor, variable frequency control achieves ultimate energy efficiency.
Quiet Operation -Features a shielded structure with operating noise ≤45 dB, ideal for home environments with enhanced tranquility and comfort.
Hot/Cold Water Compatibility - Temperature range from 0°C to 110°C accommodates diverse circulation needs.
Smart Control - Supports adaptive, proportional pressure, constant speed, and other modes for flexible switching.
Fluid Compatibility - Suitable only for clean liquids free of solid particles and mineral oils, non-toxic, neutral, and water-like in properties.
Protection Rating - IP44 for reliable safeguarding.
pH Compatibility - Operates effectively within a pH range of 6.5 to 8.5.

Product Selection

Application Fields
1. HVAC Systems
Cooling Water Circulation
Drives cooling water between chiller condensers and cooling towers to efficiently dissipate condensation heat.
District Energy Systems
In large-scale district cooling/heating networks, circulation pumps serve as the hub for energy transmission.
2. Energy Industry
Integrated Energy & District Networks:
Leveraging district heating/cooling networks, dynamically adjusts secondary-side flow based on weather and load conditions to achieve true “on-demand energy supply,” eliminating hydraulic imbalance. Serves as the core engine of smart heating networks.
Industrial Waste Heat Recovery:
Drives thermal medium circulation for deep recovery of waste heat in high-energy industries like steel and chemicals. Its high-efficiency variable-frequency capability perfectly adapts to significant fluctuations in heat source conditions.
3. Key Industrial Applications
Environmental Protection & Water Treatment:
Wastewater Treatment: Effortlessly handles variations in water quality and volume during aeration, sludge return, and chemical dosing, flexibly adjusting operating conditions.
Circulating water system:
Serves factory cooling towers, easily managing complex load changes caused by seasonal and diurnal temperature differences.
4. Commercial & Residential Applications
Domestic Hot Water Circulation:
Ensures pipeline circulation for continuous hot water supply in hotels, apartments, and similar facilities. Variable-frequency pumps intelligently adjust flow based on usage patterns, eliminating energy waste from unnecessary circulation.
Water Supply Boosting Systems:
As high-pressure booster pump sets for high-rise buildings, they maintain stable water pressure through variable-frequency constant-pressure control. Compared to traditional fixed-frequency pump sets, they deliver significantly greater energy savings.




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