Dynamically balanced electric control valve
The PHF-DD-S intelligent balancing electric regulating valve is designed with an efficient paraffin propeller, driven by a PTC heater for quiet and steady operation. It has an automatic reset feature that closes the valve upon power loss, and it also provides an opening indication for the valve's stroke position. The valve is installed using a thread connection, which simplifies the process and makes it easy to both install and remove.
- Diaphragm material: EPDM embedded fiber
- Valve stem material: stainless steel 06Cr19Ni10
- Valve body and bonnet material: brass
- Nominal pressure (PN): 1.6MPa
- Working medium: water, fluid temperature 5~95℃
- Stroke: DN20/25=3mm, DN32/40/50=6mm
Technical Parameters
| Ordering model | Product model | Valve type | DN diameter | Connection | Kv value | Dimensions | |
| L | H | ||||||
| 14074 | PHF-DD-32L*DFQ-JL | 2 port | 32 | Internal thread | 3.5 | 130 | 145 |
| 14075 | PHF-DD-40L*DFQ-JL | 2 port | 40 | Internal thread | 6 | 150 | 150 |
| Note: The above table is the commonly used recommended models, please consult for details. | |||||||
Installation Instructions
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Dynamic Balancing: The valve is designed to maintain a consistent flow rate regardless of changes in system pressure, ensuring stable operation and reducing the need for manual adjustments.
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Precise Control: Offers high accuracy in regulating fluid flow, making it suitable for applications where precise control is critical.
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Quiet Operation: The valve operates with minimal noise, making it ideal for noise-sensitive environments.
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PTC Heating Element: Utilizes a Positive Temperature Coefficient (PTC) heating element for efficient and safe operation without the risk of overheating.
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Self-Resetting: Equipped with a spring reset feature that automatically returns the valve to its default position in the event of a power failure or system shutdown.
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Position Indication: Provides clear indication of the valve's opening position, allowing for easy monitoring and adjustment.
FAQ
Q: What is its flow capacity and can it accommodate different flow requirements?
A: It can handle flow rates ranging from X liters per minute to Y cubic meters per hour, accommodating different flow requirements. The specific flow capacity will depend on the valve size selected for your application.
Q: How does the spring return function operate during a power outage and can this setting be modified?
A: It is equipped with a spring return function to ensure automatic closure during a power outage. This setting is factory preset but can be adjusted or disabled by a qualified technician to suit your system requirements.
Q: Is it able to integrate with a BMS for remote operation, and if so, what protocols does it support?
A: It is designed for integration with a BMS and supports standard communication protocols, allowing remote operation and monitoring through the system.
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