• HKW integrated non negative pressure water supply equipment (tank type non negative pressure water supply equipment)
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HKW integrated non negative pressure water supply equipment (tank type non negative pressure water supply equipment)

The equipment connects directly to the municipal water supply network, eliminating the need for water storage tanks or reservoirs on intermediate floors. This significantly reduces floor space requirements. With a compact design for the equipment unit and pipelines, installation is fast and hassle-free, achieving over 80% comprehensive investment savings compared to traditional systems.

Introduction to Air Flotation Machine Equipment

Suitable for water pressure boosting in domestic water supply systems of newly constructed civil buildings such as residential communities, office buildings, hotels, and schools, as well as retrofitting of old pressure boosting equipment.

Applicable for water pressure boosting in areas with insufficient municipal water pressure (e.g., schools, apartments, residential complexes, government offices, office buildings, villas) and renovation of outdated pressure boosting systems.

Integrated Non-Negative Pressure Water Supply Equipment

Working Principle


Ideal for retrofitting projects of original air-pressure-type, water tank, water tower, or reservoir-based water supply equipment.

Suitable for production and domestic water supply in industrial and mining enterprises.Used in large intermediate pressure boosting pump stations of waterworks for municipal water supply.


Specifications and Parameters


Component/Parameter

Specification
Steady Flow Compensator0.5m³ ~ 100m³
Flow Range0 ~ 150m³/h
Control Power≤15kW
Pressure Range0 ~ 2.5MPa
Pressure Regulation Accuracy≤0.01MPa
Power Supply380V(1±10%), 50Hz±2Hz
Ambient Temperature0~+40℃
Ambient Humidity≤90% (for electrical control part)


Application Scope


  1. Space-Saving Design and Efficient Installation

The equipment connects directly to the municipal water supply network, eliminating the need for water storage tanks or reservoirs on intermediate floors. This significantly reduces floor space requirements. With a compact design for the equipment unit and pipelines, installation is fast and hassle-free, achieving over 80% comprehensive investment savings compared to traditional systems.

  2. Energy Efficiency

Featuring intelligent variable frequency control technology, the system optimizes energy usage by avoiding unnecessary power consumption. By directly utilizing the existing pressure from the municipal water network, it only supplements the pressure difference as needed. During low water demand periods, only one pump operates at variable frequency; additional pumps are activated during peak demand. This results in over 50% overall energy savings.

  3. Water Conservation

The fully enclosed operational structure eliminates water leakage, evaporation, and waste—common issues in traditional open systems. This design achieves over 13% comprehensive water savings.

  4. Low Maintenance and Management Costs

The intelligent, fully automated system requires no on-site personnel. Without water tanks or reservoirs, there is no need for regular cleaning, disinfection, or maintenance, reducing management costs by over 95%.

    5. Safe and High-Quality Water Supply

    The fully enclosed structure of the equipment not only eliminates secondary pollution but also effectively prevents intentional poisoning or accidental contamination, ensuring water safety. Constructed entirely from food-grade stainless steel, the equipment meets strict hygiene standards, guaranteeing clean and safe water supply.

    6. Extended Service Life

    The system automatically adjusts its operation based on water demand, minimizing mechanical impact and wear. Additionally, the use of food-grade stainless steel ensures corrosion resistance, extending the equipment’s service life by over three times compared to conventional materials.

    7. Comprehensive Protection Functions

    The equipment is equipped with self-protective features, including overload protection, overcurrent protection, overheating protection, phase loss protection, and automatic shutdown when water supply is interrupted. These functions ensure safe and reliable operation under various conditions.

    8. Uninterrupted Water Supply During Power Outages

    In the event of a power failure, the system automatically switches to normal pressure water supply from the municipal network, ensuring continuous water supply without interruption.

    9. Advanced Human-Machine Interface Control System

    The intuitive control system provides real-time display of operational parameters and status, including outlet pressure, inlet pressure, set pressure, pump current, and operating frequency, via a clear and accurate configuration interface. Dynamic graphics and real-time images offer full visibility into system performance. With fully automated intelligent control and management, the user-friendly interface ensures simple operation and reliable performance.

    10. Versatile Interface Compatibility

    The equipment can be configured with various interfaces to easily integrate auxiliary devices such as air chone generators, aargers, oznd ultraviolet sterilizers, adapting to diverse water treatment requirements.

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