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137N1839 Danfoss 45kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137N1839 iC7-Automation frequency converter, an air-cooled three-phase AC drive with 90 A current rating, IP20 / Open Type protection, Modbus TCP communication and integrated Safe Torque Off for industrial motor control.
£6,764.25
Why Choose the Danfoss 137N1839 iC7-Automation Frequency Converter?
The Danfoss 137N1839 is a compact and advanced iC7-Automation frequency converter designed for precise motor control in industrial automation, machinery and process applications. As part of the Danfoss iC7-Automation drive platform, it delivers reliable performance, flexible connectivity and efficient cabinet-mounted installation for modern industrial control systems.
This air-cooled frequency converter is engineered for dependable operation where accurate speed regulation, communication flexibility and integrated functional safety are required. The iC7-Automation series supports demanding automation environments with intelligent drive functionality, standard I/O and industrial networking options.
With a 90 A current rating, three-phase 380–500 V AC supply and IP20 / Open Type enclosure, the Danfoss 137N1839 is well suited to cabinet-mounted applications such as pumps, fans, conveyors, compressors and automated production machinery.
Key Advantages
- Compact iC7-Automation frequency converter for industrial motor control.
- 90 A current rating for machinery and automation applications.
- Three-phase 380–500 V AC input for industrial power systems.
- Integrated Safe Torque Off (STO) safety function.
- Modbus TCP OS7MT fieldbus communication for automation networks.
- IP20 / Open Type format for cabinet and panel installation.
- Advanced motor control helps improve efficiency, productivity and process stability.
Key Features
- Danfoss iC7-Automation drive series.
- 90 A rated current.
- Three-phase 380–500 V AC mains voltage.
- Air-cooled frequency converter design.
- IP20 / Open Type enclosure rating.
- EMC category C1 and C2.
- Integrated Safe Torque Off (STO), not upgradable.
- Control Panel 2.8 OPX20 included.
- Standard I/O: 4xDI, 2xDI/O, 2xAI, 1xAO and 2xRO.
- Modbus TCP OS7MT fieldbus protocol enabled.
- Ethernet port included with no protocol enabled.
Precise Motor Control for Modern Automation
Frequency converters such as the Danfoss 137N1839 regulate the voltage and frequency supplied to an AC motor, allowing accurate control of motor speed and torque. This helps improve energy efficiency, reduce mechanical stress and optimise machine performance across variable-speed applications.
The iC7-Automation platform is designed for machine builders, system integrators and industrial operators requiring reliable motor control and flexible communication with automation networks. Its integrated safety, compact design and advanced connectivity make it a strong choice for modern industrial control panels.
Typical Applications
- Industrial conveyors and material handling systems.
- Pumps and process pumping applications.
- Fans, blowers and ventilation equipment.
- Compressors and rotating machinery.
- Packaging and production machinery.
- OEM automation systems and control panels.
Technical Specifications
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| Power | 45 kW | |
|---|---|---|
| Current | 90 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Model code | IC7-60FA3N05-90A0E20F1+BAMT+BDBA+BEF1+BF20+DAAU | |
| Product type | Air-cooled frequency converter | |
| Rated current | 90 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP20 / Open Type | |
| EMC category | C1 and C2 | |
| Fieldbus protocol | Modbus TCP OS7MT | |
| Other communication | Ethernet port, no protocol | |
| Functional safety | STO, not upgradable | |
| Control panel | Control Panel 2.8 OPX20 | |
| Standard I/O | 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO |
Frequently Asked Questions
What is the Danfoss 137N1839 used for?
The Danfoss 137N1839 is used to control the speed and torque of three-phase AC motors in industrial automation, machinery and process control applications.
What current rating does this drive provide?
This frequency converter has a rated current of approximately 90 A.
What supply voltage does the drive require?
The Danfoss 137N1839 operates from a three-phase 380–500 V AC supply.
Does this drive include functional safety?
Yes, the drive includes integrated Safe Torque Off (STO) functionality.
Which communication protocol is enabled?
The drive supports Modbus TCP OS7MT fieldbus communication and also includes an Ethernet port with no protocol enabled.
Trusted by Industrial Automation Engineers
Danfoss iC7-Automation frequency converters are trusted by machine builders, system integrators and industrial operators for reliable motor control, flexible connectivity and efficient integration into modern automation systems.
