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137U5606 Danfoss 355kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U5606 iC7-Automation frequency converter, a three phase 380-500 V AC variable frequency drive with 658 A output current, EtherNet/IP communication and IP54 / UL Type 12 protection for industrial motor control applications.
£28,653.75
Why Choose the Danfoss 137U5606 iC7-Automation Frequency Converter?
The Danfoss 137U5606 is a powerful and reliable iC7-Automation frequency converter designed for precise control of high-capacity three-phase motors in demanding industrial automation applications. Built for efficient motor speed and torque regulation, this advanced variable frequency drive helps optimise machine performance, reduce energy consumption and improve process reliability.
As part of the Danfoss iC7-Automation series, the 137U5606 combines robust drive technology with flexible system integration. It is engineered for modern industrial control architectures and supports advanced connectivity, functional safety and dependable operation in challenging environments.
With a rated output current of 658 A and a three-phase 380–500 V AC supply, the 137U5606 is suitable for large industrial motors used in process machinery, material handling, pumps, fans and production systems. Its IP54 / UL Type 12 enclosure and air-cooled construction provide strong protection and efficient thermal management for industrial installations.
Key Advantages
- High-performance frequency converter for industrial automation.
- 658 A nominal output current for demanding motor control applications.
- Three-phase 380–500 V AC input compatible with industrial power systems.
- IP54 / UL Type 12 enclosure for enhanced protection.
- Integrated Safe Torque Off (STO) safety function.
- EtherNet/IP fieldbus communication for automation network integration.
- Air-cooled construction for efficient heat management.
- Flexible configuration for process, machinery and OEM applications.
Key Features
- Danfoss iC7-Automation frequency converter series.
- 658 A rated output current.
- Three-phase 380–500 V AC input supply.
- IP54 / UL Type 12 protection rating.
- Frame size FB11.
- EMC category C3.
- EtherNet/IP OS7IP fieldbus protocol enabled.
- Ethernet port available for additional connectivity.
- Integrated Safe Torque Off (STO) functionality.
- 2.8-inch OPX20 control panel.
- Standard I/O configuration for industrial control systems.
- Air-cooled design for heavy-duty installations.
Reliable Motor Control for Demanding Automation Systems
Frequency converters such as the Danfoss 137U5606 regulate motor speed by adjusting the voltage and frequency supplied to the motor. This allows industrial machinery to run more efficiently, improve process accuracy and reduce stress on motors, pumps, fans and mechanical drive components.
The iC7-Automation platform is designed for demanding applications where performance, connectivity and reliability are essential. With integrated fieldbus support, standard I/O and functional safety features, this drive can be incorporated into modern automation systems and industrial control networks.
Typical Applications
- Industrial automation and process control systems.
- Heavy-duty pumps and compressor installations.
- Large fans and ventilation equipment.
- Conveyors and material handling systems.
- Manufacturing and production machinery.
- Water and wastewater treatment equipment.
- Processing plants and industrial infrastructure.
- OEM machinery and high-power motor control panels.
Technical Specifications
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| Power | 355 kW | |
|---|---|---|
| Current | 658 A | |
| Phase | Three Phase | |
| IP Rating | IP54 | |
| EMC Filter | Industrial | |
| Series | iC7-Automation | |
| Catalogue number | 7FC-AUFA3N05-658AE54F3-000147011 | |
| Product type | Frequency converter / variable frequency drive | |
| Rated output current | 658 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Frequency | 50 / 60 Hz | |
| Protection rating | IP54 / UL Type 12 | |
| Frame size | FB11 | |
| Cooling method | Air-cooled | |
| EMC category | C3 | |
| Control panel | OPX20 2.8-inch display | |
| Standard I/O | 4×DI, 2×DI/O, 2×AI, 1×AO, 2×RO | |
| Fieldbus protocol | EtherNet/IP OS7IP | |
| Other connectivity | Ethernet port, no protocol | |
| Functional safety | Safe Torque Off (STO), not upgradable |
Frequently Asked Questions
What is the Danfoss 137U5606 used for?
The Danfoss 137U5606 is used to control the speed and torque of large three-phase AC motors in industrial automation, process control and machinery applications.
What is the rated output current of this drive?
The drive has a rated output current of 658 A, making it suitable for demanding high-power motor control applications.
What supply voltage does the drive require?
The 137U5606 operates from a three-phase 380–500 V AC supply.
What communication protocol is enabled?
This model supports EtherNet/IP OS7IP fieldbus communication and includes an Ethernet port for connectivity.
Does the Danfoss 137U5606 include safety functionality?
Yes, the drive includes integrated Safe Torque Off (STO) functional safety.
Trusted by Industrial Automation Professionals
Danfoss iC7-Automation frequency converters are trusted by engineers, system integrators and OEMs for efficient high-power motor control, robust connectivity and dependable performance in demanding industrial environments.
