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137U4334 Danfoss 450kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U4334 iC7-Automation frequency converter, a 450 kW three phase 380-500 V AC industrial variable speed drive with 799 A output current, EtherNet/IP communication, IP54 / UL Type 12 protection and integrated STO functionality.
£40,805.25
Why Choose the Danfoss 137U4334 iC7-Automation Frequency Converter?
The Danfoss 137U4334 is a high-power iC7-Automation frequency converter designed for precise control of large three-phase AC motors in demanding industrial automation and process applications. As part of the advanced Danfoss iC7-Automation drive platform, it provides efficient speed regulation, dependable performance and flexible integration into modern control systems.
This air-cooled variable speed drive is engineered for heavy-duty industrial environments where reliable motor control, functional safety and automation network connectivity are essential. Its IP54 / UL Type 12 enclosure provides enhanced environmental protection, making it suitable for installations requiring improved resistance to dust and industrial exposure.
With a rated motor power of 450 kW, a rated output current of 799 A and a three-phase 380-500 V AC supply, the Danfoss 137U4334 is ideal for high-power pumps, fans, compressors, conveyors, process machinery and infrastructure systems.
Key Advantages
- High-power industrial frequency converter for demanding automation applications.
- 450 kW motor power rating suitable for large industrial drive systems.
- 799 A rated output current for heavy-duty three-phase motor control.
- Three-phase 380-500 V AC input compatible with industrial power supplies.
- IP54 / UL Type 12 enclosure for enhanced environmental protection.
- Integrated Safe Torque Off (STO) safety functionality.
- EtherNet/IP fieldbus support for automation network integration.
- Air-cooled construction for dependable thermal performance.
Key Features
- Danfoss iC7-Automation series.
- 450 kW typical motor power rating.
- 799 A rated output current.
- Three-phase 380-500 V AC input supply.
- Air-cooled frequency converter construction.
- IP54 / UL Type 12 protection rating.
- Frame size FB11.
- EMC category C3.
- EtherNet/IP OS7IP fieldbus protocol enabled.
- Integrated Ethernet port.
- Integrated Safe Torque Off (STO) safety function.
- Control Panel 2.8 OPX20 interface.
Reliable Motor Control for High-Power Industrial Systems
Frequency converters such as the Danfoss 137U4334 regulate motor speed by adjusting output voltage and frequency. This helps improve process control, reduce energy consumption and minimise mechanical stress on motors, pumps, fans and driven equipment.
The iC7-Automation platform is designed for modern industrial systems where reliable operation, communication flexibility and functional safety are essential. With EtherNet/IP communication, integrated Ethernet and STO functionality, this drive is well suited to automated production environments and high-power process applications.
Typical Applications
- High-power industrial pumps and fans.
- Large conveyor and material handling systems.
- Compressors and ventilation equipment.
- Process and production machinery.
- Water and wastewater treatment plants.
- Manufacturing and infrastructure systems.
- OEM machinery requiring high-power motor control.
Technical Specifications
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| Power | 450 kW | |
|---|---|---|
| Current | 799 A | |
| Phase | Three Phase | |
| IP Rating | IP54 | |
| EMC Filter | Industrial | |
| Series | iC7-Automation | |
| Part number | 137U4334 | |
| Catalogue number | 7FC-AUFA3N05-799AE54F3-000145418 | |
| Model code | IC7-60FA3N05-799AE54F3+AGCX+AJFD+BAIP+BDBA+BEF1+BF20+DAAU | |
| Product type | Frequency converter / variable speed drive | |
| Typical motor power | 450 kW | |
| Rated output current | 799 A | |
| Input voltage | 380-500 V AC | |
| Input phases | 3-phase | |
| Cooling method | Air cooled | |
| Protection rating | IP54 / UL Type 12 | |
| Frame size | FB11 | |
| EMC category | C3 | |
| Communication protocol | EtherNet/IP OS7IP | |
| Other communication | Ethernet port | |
| Standard I/O | 4×DI, 2×DI/O, 2×AI, 1×AO, 2×RO | |
| Functional safety | STO, not upgradable | |
| Control panel | OPX20 |
Frequently Asked Questions
What is the Danfoss 137U4334 used for?
The Danfoss 137U4334 is used to control the speed and torque of large three-phase AC motors in industrial automation, process control and high-power machinery applications.
What motor power does this drive support?
The drive is typically rated for motors up to approximately 450 kW, depending on the application and motor conditions.
What output current does this drive provide?
The drive has a rated output current of approximately 799 A.
What supply voltage does the Danfoss 137U4334 require?
The drive operates from a three-phase 380-500 V AC supply.
Which communication protocol is enabled?
The Danfoss 137U4334 supports EtherNet/IP communication and includes an Ethernet port for automation network connectivity.
Trusted for High-Power Industrial Automation
Danfoss iC7-Automation drives are trusted by engineers, OEMs and system integrators for reliable motor control, efficient operation and seamless integration into modern automation systems.
