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137U6817 Danfoss 710kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U6817 iC7-Automation air-cooled frequency converter with 1260 A output current, three phase 380-500 V AC supply, Modbus TCP communication, IP54 UL Type 12 enclosure and integrated Safe Torque Off for high-power industrial motor control applications.
£75,391.50
Why Choose the Danfoss 137U6817 iC7-Automation Frequency Converter?
The Danfoss 137U6817 is a high-power iC7-Automation frequency converter designed for demanding industrial motor control, automation and process applications. As part of the advanced Danfoss iC7-Automation series, this air-cooled drive delivers precise speed and torque regulation for large motors and heavy-duty machinery.
This frequency converter is engineered for robust installation in industrial environments, offering strong output performance, integrated functional safety and flexible automation connectivity. With Modbus TCP communication, standard I/O and an IP54 / UL Type 12 enclosure, the 137U6817 is well suited to demanding systems requiring reliable drive operation and protected panel-mounted control.
With a rated output current of 1260 A and a three-phase 380–500 V AC supply, the Danfoss 137U6817 is ideal for high-power pumps, fans, compressors, conveyors, processing machinery and large-scale industrial production systems.
Key Advantages
- High-power iC7-Automation variable frequency drive for industrial motor control.
- 1260 A rated output current for demanding large motor applications.
- Three-phase 380–500 V AC input suitable for industrial power systems.
- IP54 / UL Type 12 enclosure for enhanced environmental protection.
- Integrated Safe Torque Off (STO) functional safety.
- Modbus TCP fieldbus protocol for automation network integration.
- Standard I/O for flexible machine and process control.
- Air-cooled design for reliable thermal performance.
Key Features
- Danfoss iC7-Automation frequency converter series.
- 1260 A rated output current.
- Three-phase 380–500 V AC input supply.
- IP54 / UL Type 12 enclosure.
- Frame size FB12.
- EMC category C3.
- Integrated Safe Torque Off (STO), not upgradable.
- Modbus TCP OS7MT fieldbus protocol enabled.
- Ethernet port with no additional protocol enabled.
- Control Panel 2.8 OPX20 interface.
- Standard I/O: 4 digital inputs, 2 digital input/outputs, 2 analogue inputs, 1 analogue output and 2 relay outputs.
- Air-cooled frequency converter construction.
High-Power Motor Control for Demanding Applications
Variable frequency drives such as the Danfoss 137U6817 regulate motor operation by adjusting output frequency and voltage. This allows large industrial motors to operate more efficiently, improving process control while reducing mechanical stress across connected equipment.
The iC7-Automation platform is designed for modern industrial systems where high performance, connectivity and reliability are essential. With Modbus TCP communication, standard I/O and integrated STO functionality, the 137U6817 can be integrated into automation networks and engineered control systems.
Typical Applications
- High-power industrial pumps and fan systems.
- Large conveyors and material handling equipment.
- Compressors and process machinery.
- Heavy-duty manufacturing and production lines.
- Water treatment and industrial utility systems.
- Mining, processing and bulk handling equipment.
- OEM machinery and large-scale automation 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 | |
| Part number | 137U6817 | |
| Catalog number | 7FC-AUFA3N05-1260E54F3-000151999 | |
| Model code | IC7-60FA3N05-1260E54F3+AGCX+AJFD+APHS+BAMT+BDBA+BEF1+BF20+DAAU | |
| Product type | Frequency converter / variable frequency drive | |
| Rated output current | 1260 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Frequency | 50 / 60 Hz | |
| Protection rating | IP54 / UL Type 12 | |
| Frame size | FB12 | |
| EMC category | C3 | |
| Cooling method | Air-cooled | |
| Fieldbus protocol | Modbus TCP OS7MT | |
| Other communication | Ethernet port, no protocol | |
| Functional safety | STO (Safe Torque Off), not upgradable | |
| Control panel | Control Panel 2.8 OPX20 | |
| Standard I/O | 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO | |
| Mounting type | Cabinet / panel mounting |
Frequently Asked Questions
What is the Danfoss 137U6817 used for?
The Danfoss 137U6817 is used to control the speed and torque of large three-phase AC motors in industrial automation, process control and heavy-duty machinery applications.
What is the output current rating of this drive?
The drive has a rated output current of 1260 A.
What supply voltage does the 137U6817 require?
The Danfoss 137U6817 operates from a three-phase 380–500 V AC supply.
What communication protocol is included?
The drive includes Modbus TCP OS7MT fieldbus communication and an Ethernet port.
Does this drive include functional safety?
Yes. The drive includes integrated Safe Torque Off (STO) functionality, which is not upgradable in this configuration.
Trusted for Heavy-Duty Industrial Automation
Danfoss iC7-Automation frequency converters are trusted by machine builders, automation engineers and industrial operators for high-power motor control, flexible communication and dependable performance in demanding automation environments.
