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137U7537 Danfoss iC7-Automation 250kW/350 3 phase low-harmonic drive
Danfoss 137U7537 VACON 100 FLOW frequency converter, a three phase 380-500 V AC variable frequency drive designed for pump, fan, HVAC and industrial flow-control motor applications.
£47,286.00
Why Choose the Danfoss 137U7537 VACON 100 FLOW Drive?
The Danfoss 137U7537 is a dependable VACON 100 FLOW frequency converter designed for efficient speed control of three-phase AC motors in pump, fan and flow-control applications. As part of the proven Danfoss VACON 100 FLOW drive range, it is engineered to help improve energy performance, optimise process control and support reliable operation in industrial and building services environments.
This variable frequency drive provides smooth motor speed regulation, allowing pumps and fans to run according to actual demand rather than continuously operating at full speed. The VACON 100 FLOW platform is widely used in HVAC, water, wastewater and process applications where precise flow management, operational reliability and efficient commissioning are important.
With a three-phase 380–500 V AC supply and a flow-optimised control platform, the Danfoss 137U7537 is suitable for integration into control panels, plant rooms and automation systems. Its flexible configuration supports fieldbus connectivity, graphical keypad operation and reliable AC motor control for demanding variable-flow systems.
Key Advantages
- Reliable VACON 100 FLOW variable frequency drive for pump and fan applications.
- Three-phase 380–500 V AC input suitable for industrial power systems.
- Designed to improve energy efficiency in variable-flow motor systems.
- Supports smooth motor speed control to reduce mechanical wear.
- Ideal for HVAC, water, wastewater and process flow applications.
- Flexible integration with automation and building management systems.
- Proven Danfoss drive technology for dependable industrial operation.
Key Features
- Danfoss VACON 100 FLOW drive series.
- Frequency converter for AC motor speed control.
- Three-phase 380–500 V AC mains voltage class.
- Designed for pumps, fans and flow-control systems.
- Graphical keypad support depending on configuration.
- Fieldbus and standard protocol connectivity depending on configuration.
- Energy-efficient motor control for variable-demand applications.
- Suitable for industrial and commercial installations.
Efficient Motor Control for Flow Applications
Variable frequency drives such as the Danfoss 137U7537 regulate motor speed by adjusting output voltage and frequency. This allows pumps and fans to respond to real system demand, helping reduce energy use, improve process stability and minimise unnecessary mechanical stress.
The VACON 100 FLOW range is designed specifically for flow-based applications where reliable motor control and efficient operation are essential. Its application-focused features support stable operation, easier commissioning and improved control across water systems, HVAC installations and industrial process equipment.
Typical Applications
- Pump control systems.
- Fan and ventilation equipment.
- HVAC plant and building services.
- Water supply and booster systems.
- Wastewater treatment equipment.
- Process flow-control applications.
- Industrial automation and control panels.
Technical Specifications
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| Power | 250 kW | |
|---|---|---|
| Current | 480 A | |
| Voltage | 500 V | |
| Phase | Three Phase | |
| IP Rating | IP54 | |
| Series | VACON 100 FLOW | |
| Product code | 137U7537 | |
| Product type | AC variable frequency drive | |
| Drive function | Frequency converter for motor speed control | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Application type | Pump, fan and flow-control applications | |
| Control method | Variable frequency motor control | |
| Typical motor type | Three-phase AC motor | |
| Installation type | Control panel / cabinet installation | |
| Typical systems | HVAC, water, wastewater and process automation | |
| Brand family | Danfoss Drives |
Frequently Asked Questions
What is the Danfoss 137U7537 used for?
The Danfoss 137U7537 is used to control the speed of three-phase AC motors in pump, fan, HVAC, water and process flow-control applications.
Which product range does this drive belong to?
This product belongs to the Danfoss VACON 100 FLOW drive range.
What supply voltage does the drive require?
The Danfoss 137U7537 is designed for a three-phase 380–500 V AC supply.
How does this drive improve energy efficiency?
It adjusts motor speed to match system demand, helping reduce unnecessary energy use in variable-flow applications such as pumps and fans.
Where is the Danfoss 137U7537 typically installed?
The drive is typically installed in electrical control panels, plant rooms and automation cabinets as part of industrial or building services systems.
Trusted by Flow-Control Engineers Worldwide
Danfoss VACON 100 FLOW drives are used by engineers and system integrators to deliver efficient motor control, reliable operation and flexible automation integration in pump, fan and flow-control applications.
