The Grundfos Hydro MPC (CU 352) is the flagship pressure boosting system in the Grundfos portfolio, designed for commercial buildings, hotels, hospitals, industrial facilities, municipal water supply networks, and large-scale water distribution systems.
At the core of every Hydro MPC system is the Grundfos CU 352 Controller, an advanced multi-pump management platform capable of controlling up to six pumps while maintaining constant pressure, optimizing energy consumption, and providing comprehensive system monitoring. The Hydro MPC range is widely regarded as the premium choice for applications where constant pressure and operational reliability are critical.
What is the Grundfos CU 352 Controller?
The CU 352 is Grundfos’ intelligent multi-pump controller developed specifically for pressure boosting and HVAC applications.
The controller can manage:
- Up to 6 pumps
- Variable speed pumps
- Fixed speed pumps
- Duty and standby pump configurations
- Pressure sensors
- Building Management Systems (BMS)
It continuously monitors system conditions and automatically adjusts pump operation to achieve optimal performance and efficiency.
What Makes Hydro MPC Different?
Unlike conventional booster systems, the Hydro MPC combines:
- Intelligent CU 352 Controller
- Advanced pump sequencing
- Variable speed technology
- Multi-sensor capability
- Redundancy functions
- Communication and monitoring features
The system automatically adapts to changing water demand while maintaining stable pressure throughout the network.
Grundfos Hydro MPC Features & Benefits
Constant Pressure Control
The Hydro MPC continuously adjusts pump operation to maintain stable system pressure regardless of changing demand.
Benefits include:
- Consistent water pressure
- Improved user comfort
- Reduced pressure fluctuations
- Reduced water hammer
- Improved system reliability
Intelligent Pump Sequencing
The CU 352 controller automatically:
- Starts and stops pumps
- Rotates duty pumps
- Balances running hours
- Activates standby pumps
- Optimizes efficiency
This helps maximize equipment lifespan while reducing energy costs.
Multi-Sensor Technology
The Hydro MPC can utilize multiple pressure sensors installed throughout the system.
Advantages include:
- Improved pressure accuracy
- Better system control
- Enhanced energy savings
- Optimized network performance
The controller can adjust setpoints using information from multiple sensors installed throughout the building or distribution network.
Advanced Monitoring & Communication
The CU 352 provides:
- Alarm logging
- Performance monitoring
- Data logging
- Remote communication
- Building Management System integration
Supported communication options include:
- Modbus RTU
- Modbus TCP
- BACnet
- PROFINET
- PROFIBUS
- Ethernet/IP
- LONWorks
This makes Hydro MPC suitable for modern smart buildings and industrial automation systems.
Hydro MPC Variants
Hydro MPC-E
The Hydro MPC-E utilizes variable-speed CRE pumps where all pumps operate with integrated frequency converters.
Benefits include:
- Highest energy efficiency
- Constant pressure control
- Equal pump loading
- Maximum operational flexibility
Hydro MPC-F
The Hydro MPC-F combines fixed-speed pumps with one pump connected to a frequency converter.
Benefits include:
- Reliable pressure control
- Reduced energy consumption
- Lower investment cost compared to MPC-E
Hydro MPC-S
The Hydro MPC-S uses fixed-speed pumps operating in cascade mode.
Benefits include:
- Simple operation
- Cost-effective solution
- Reliable pressure boosting
Each variant utilizes the same CU 352 controller platform.
Applications of Grundfos Hydro MPC
Commercial Buildings
Commonly installed in:
- Hotels
- Condominiums
- Office towers
- Shopping malls
- Mixed-use developments
Healthcare Facilities
Suitable for:
- Hospitals
- Medical centres
- Healthcare campuses
- Laboratories
Industrial Facilities
Frequently used in:
- Manufacturing plants
- Process industries
- Utility water systems
- Production facilities
Municipal Water Supply
Ideal for:
- Water distribution networks
- Booster stations
- Municipal infrastructure
- Water treatment facilities
Hydro MPC systems are designed to handle complex water supply applications where reliability is essential.
Why Choose Grundfos Hydro MPC?
The Hydro MPC remains one of the most advanced booster systems available because of its:
- CU 352 intelligent controller
- Constant pressure performance
- Variable speed technology
- Multi-pump control up to 6 pumps
- Advanced monitoring functions
- Remote communication capabilities
- Energy-efficient operation
- High reliability and redundancy
For large commercial buildings, industrial facilities, and municipal applications, Hydro MPC is often the preferred solution when operational reliability and energy efficiency are top priorities.
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