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137U6820 Danfoss 710kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U6820 iC7-Automation air-cooled frequency converter with 1260 A rated current, 380-500 V AC three-phase input, IP54 / UL Type 12 protection, EtherNet/IP communication and integrated Safe Torque Off functionality.
£75,177.00
Why Choose the Danfoss 137U6820 iC7-Automation Frequency Converter?
The Danfoss 137U6820 is a high-performance iC7-Automation frequency converter designed for demanding industrial automation and high-power motor control applications. As part of the advanced Danfoss iC7-Automation drive platform, it provides precise speed and torque control for large three-phase motors used across process, production and heavy-duty machinery environments.
This air-cooled variable frequency drive is engineered for reliable operation, efficient motor performance and flexible integration into modern industrial control systems. With built-in functional safety, industrial Ethernet communication and configurable I/O, the Danfoss 137U6820 is well suited to advanced automation networks and high-capacity motor-driven equipment.
With a rated current of 1260 A and a three-phase 380-500 V AC supply, the 137U6820 is built for large industrial installations requiring robust performance. Its IP54 / UL Type 12 enclosure, FB12 frame size and EMC category C3 rating support dependable operation in challenging environments.
Key Advantages
- High-power frequency converter for industrial automation.
- 1260 A rated current suitable for demanding motor loads.
- Three-phase 380-500 V AC input for industrial power systems.
- Integrated Safe Torque Off (STO) safety function.
- EtherNet/IP OS7IP fieldbus enabled for automation network integration.
- Standard I/O configuration for flexible machine control.
- IP54 / UL Type 12 protection for industrial environments.
- Air-cooled design supports efficient thermal management.
Key Features
- Danfoss iC7-Automation frequency converter series.
- 1260 A rated output current.
- Three-phase 380-500 V AC input supply.
- Air-cooled frequency converter design.
- IP54 / UL Type 12 enclosure rating.
- FB12 frame size.
- EMC category C3.
- Control Panel 2.8 OPX20.
- Standard I/O: 4 x DI, 2 x DI/O, 2 x AI, 1 x AO, 2 x RO.
- EtherNet/IP OS7IP fieldbus protocol enabled.
- Integrated Ethernet port with no additional protocol enabled.
- Integrated Safe Torque Off (STO) functionality.
Advanced Motor Control for High-Power Applications
Frequency converters such as the Danfoss 137U6820 regulate motor speed by controlling output voltage and frequency. This allows industrial motors to operate more efficiently while improving process accuracy, reducing mechanical stress and supporting smoother system performance.
The iC7-Automation platform is designed for modern industrial automation environments where connectivity, reliability and operational flexibility are essential. Its built-in EtherNet/IP support, Ethernet connectivity and integrated STO safety function make it well suited to sophisticated control systems and large-scale machinery.
Typical Applications
- High-power industrial motor control systems.
- Process automation and manufacturing plants.
- Pumps, fans and compressor applications.
- Conveyors and material handling systems.
- Water and wastewater treatment installations.
- Heavy-duty machinery and production equipment.
- Industrial HVAC and ventilation systems.
- OEM automation and machine building projects.
Technical Specifications
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| Power | 710 kW | |
|---|---|---|
| Current | 1260 A | |
| Phase | Three Phase | |
| IP Rating | IP54 | |
| EMC Filter | Industrial | |
| Series | iC7-Automation | |
| Catalogue number | 7FC-AUFA3N05-1260E54F3-000152015 | |
| Product type | Frequency converter | |
| Drive type | Air-cooled AC variable frequency drive | |
| Model code | IC7-60FA3N05-1260E54F3+AGCX+AJFD+BAIP+BDBA+BEF1+BF20+DAAU | |
| Rated current | 1260 A | |
| Input voltage | 380-500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP54 / UL Type 12 | |
| Frame size | FB12 | |
| EMC category | C3 | |
| Fieldbus | EtherNet/IP OS7IP | |
| Other communication | Ethernet port, no protocol | |
| Functional safety | Safe Torque Off (STO), not upgradable | |
| Control panel | 2.8 OPX20 | |
| Standard digital inputs | 4 x DI | |
| Standard digital I/O | 2 x DI/O | |
| Standard analogue inputs | 2 x AI | |
| Standard analogue output | 1 x AO | |
| Relay outputs | 2 x RO |
Frequently Asked Questions
What is the Danfoss 137U6820 used for?
The Danfoss 137U6820 is used to control the speed and torque of high-power three-phase AC motors in industrial automation, process control and heavy-duty machinery applications.
What supply voltage does this drive require?
The 137U6820 operates from a three-phase 380-500 V AC supply.
What current rating does the Danfoss 137U6820 provide?
This model has a rated current of 1260 A, making it suitable for high-capacity industrial motor control applications.
Which communication protocol is enabled?
The drive supports EtherNet/IP OS7IP fieldbus communication and also includes an Ethernet port.
What safety feature is included?
The Danfoss 137U6820 includes integrated Safe Torque Off (STO) functionality to support safe machine operation.
Trusted by Industrial Automation Engineers
Danfoss iC7-Automation frequency converters are trusted in demanding industrial environments for reliable high-power motor control, flexible connectivity and efficient automation performance.
