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137U3055 Danfoss 45kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U3055 iC7-Automation air-cooled frequency converter with 90 A rating, 3-phase 380-500 V AC supply, IP20 Open Type construction, Modbus TCP OS7MT and integrated STO functional safety for industrial motor control.
£6,735.75
Why Choose the Danfoss 137U3055 iC7-Automation Frequency Converter?
The Danfoss 137U3055 is a high-performance iC7-Automation frequency converter designed for precise AC motor control in demanding industrial automation and machine building applications. As part of the advanced Danfoss iC7-Automation drive series, it delivers reliable speed and torque regulation for production machinery, process equipment and connected industrial systems.
This air-cooled frequency converter is engineered for OEMs, panel builders and industrial system integrators requiring dependable drive technology with modern communication and safety functionality. The iC7-Automation platform supports efficient motor operation, advanced control performance and seamless integration into smart factory environments.
With a three-phase 380–500 V AC supply range, 90 A current rating and IP20 / Open Type construction, the Danfoss 137U3055 is suitable for installation inside electrical cabinets and automation control panels. It includes Modbus TCP communication, standard I/O and integrated Safe Torque Off functionality.
Key Advantages
- Advanced iC7-Automation frequency converter for industrial motor control.
- 90 A current rating for demanding automation applications.
- Three-phase 380–500 V AC input for industrial power systems.
- IP20 / Open Type cabinet-mounted construction.
- Integrated Safe Torque Off (STO) functional safety.
- Modbus TCP fieldbus support for automation network integration.
- Standard I/O for flexible machine and process control.
Key Features
- Danfoss iC7-Automation series.
- Part number 137U3055.
- Air-cooled frequency converter.
- 90 A rated current.
- 3-phase 380–500 V AC voltage range.
- Frame size FA07.
- IP20 / Open Type enclosure rating.
- EMC category C2.
- Blind Panel OPX00.
- Standard I/O: 4xDI, 2xDI/O, 2xAI, 1xAO and 2xRO.
- Modbus TCP OS7MT fieldbus protocol enabled.
- Integrated STO functional safety.
Reliable Motor Control for Connected Automation
Frequency converters such as the Danfoss iC7-Automation range regulate motor speed by adjusting output frequency and voltage. This enables machinery to operate more efficiently, improves process accuracy and reduces mechanical stress on motors, pumps, conveyors and driven equipment.
The Danfoss 137U3055 is designed for industrial automation systems where performance, connectivity and long-term reliability are essential. Its configurable architecture, standard I/O and Modbus TCP capability make it suitable for both standard motor control duties and advanced machine automation applications.
Typical Applications
- Industrial automation systems.
- Production and manufacturing machinery.
- Conveyor and material handling systems.
- Packaging machinery.
- Pumps, fans and process control equipment.
- OEM machine building applications.
- Smart factory and Industry 4.0 installations.
Technical Specifications
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| Power | 45 kW | |
|---|---|---|
| Current | 90 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Part Number | 137U3055 | |
| Catalogue Number | 7FC-AUFA3N05-90A0E20F2-000143900 | |
| Product Type | Frequency converter / variable speed drive | |
| Model Code | IC7-60FA3N05-90A0E20F2+ACBC+BAMT+BDBA+BEF1+DAAU | |
| Cooling Method | Air-cooled | |
| Input Voltage | 380–500 V AC | |
| Input Phases | 3-phase | |
| Rated Current | 90 A | |
| Frame Size | FA07 | |
| Protection Rating | IP20 / Open Type | |
| EMC Category | C2 | |
| Control Panel | Blind Panel OPX00 | |
| Standard I/O | 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO | |
| Fieldbus Protocol | Modbus TCP OS7MT | |
| Other Protocols | Ethernet port, no protocol | |
| Functional Safety | STO, not upgradable |
Frequently Asked Questions
What is the Danfoss 137U3055 used for?
The Danfoss 137U3055 is used to control AC motor speed and torque in industrial automation, machinery and process control applications.
Which Danfoss drive series does this product belong to?
This product belongs to the Danfoss iC7-Automation frequency converter range.
What is the full model code for the Danfoss 137U3055?
The full model code is IC7-60FA3N05-90A0E20F2+ACBC+BAMT+BDBA+BEF1+DAAU.
What voltage and current rating does this drive have?
The Danfoss 137U3055 is rated for a three-phase 380–500 V AC supply with a 90 A current rating.
Does the Danfoss 137U3055 include functional safety?
Yes, this model includes integrated Safe Torque Off (STO) functional safety.
Trusted by Industrial Automation Professionals
Danfoss iC7-Automation frequency converters are trusted by engineers, OEMs and machine builders for efficient motor control, reliable performance and seamless integration into modern industrial systems.
