137U2540 Danfoss 250kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U2540 iC7-Automation frequency converter, a 250 kW three-phase variable frequency drive designed for demanding industrial automation and motor control applications.
Why Choose the Danfoss 137U2540 iC7-Automation Frequency Converter?
The Danfoss 137U2540 is a powerful iC7-Automation variable frequency drive (VFD) designed for high-performance motor control in demanding industrial automation environments. As part of the advanced Danfoss iC7-Automation series, it provides precise speed and torque regulation for heavy-duty three-phase AC motors used across modern manufacturing, processing and machine-building applications.
This frequency converter combines advanced motor control, integrated safety functions and industrial communication features to help improve process efficiency, machine reliability and system integration. Its robust air-cooled design, coated circuit boards and cabinet-mounted format make it suitable for harsh industrial environments where dependable drive performance is essential.
With a rated output power of 250 kW, a 480 A output current rating and a three-phase 380-500 V AC supply, the 137U2540 is ideal for large industrial motors used in conveyors, pumps, compressors, fans, material handling systems and process automation equipment.
Key Advantages
High-performance variable frequency drive for industrial automation.
250 kW motor power rating for heavy-duty applications.
480 A nominal output current for large AC motor control.
Three-phase 380-500 V AC input for industrial power networks.
Integrated Safe Torque Off (STO) functional safety feature.
Built-in Modbus TCP communication for automation integration.
Coated circuit boards for improved protection in demanding environments.
Air-cooled IP20 / Open Type design for cabinet installation.
Key Features
Danfoss iC7-Automation frequency converter series.
250 kW rated output power.
480 A nominal output current.
Three-phase 380-500 V AC input supply.
Integrated Safe Torque Off (STO) functionality.
Modbus TCP fieldbus protocol enabled.
Ethernet port for industrial communication.
Integrated brake chopper.
Standard I/O for flexible control connectivity.
Coated boards for environmental protection.
Control Panel 2.8 OPX20 included.
Air-cooled construction for reliable thermal management.
Reliable Motor Control for Demanding Automation Systems
Variable frequency drives such as the Danfoss 137U2540 regulate motor speed by controlling the voltage and frequency supplied to an AC motor. This enables smoother operation, improved process accuracy, reduced mechanical stress and better energy efficiency across industrial machinery.
The iC7-Automation platform is engineered for modern industrial control systems, offering communication-ready architecture, embedded functional safety and flexible configuration options. These features make it suitable for OEM machinery, plant automation and high-power process applications where uptime and performance are critical.
Typical Applications
Large industrial conveyors and material handling systems.
The Danfoss 137U2540 is used to control the speed and torque of three-phase AC motors in industrial automation, process control and heavy-duty machinery applications.
What motor power does this drive support?
This frequency converter is rated for approximately 250 kW motor output power.
What supply voltage does the drive require?
The 137U2540 operates from a three-phase 380-500 V AC supply.
Does the Danfoss 137U2540 include Safe Torque Off?
Yes. The drive includes integrated Safe Torque Off (STO) functionality for machine safety applications.
Which communication protocol is enabled?
The drive includes Modbus TCP communication and Ethernet connectivity for integration with industrial automation networks.
Trusted by Industrial Automation Professionals
Danfoss iC7-Automation frequency converters are trusted by engineers, machine builders and system integrators for reliable motor control, efficient operation and flexible integration into modern industrial automation systems.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...