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137G3879 Danfoss 4.0kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137G3879 iC7-Automation frequency converter, 4.0 kW variable frequency drive with 380-500 V AC three-phase input, Modbus TCP communication, Ethernet connectivity and integrated STO safety functionality.
£1,271.25
Why Choose the Danfoss 137G3879 iC7-Automation Frequency Converter?
The Danfoss 137G3879 is an advanced iC7-Automation frequency converter designed for demanding industrial automation and machine control applications. As part of the innovative Danfoss iC7-Automation drive platform, it delivers precise motor control, embedded Industrial IoT security and flexible communication capabilities for modern manufacturing environments. The drive is engineered to provide reliable operation, simplified integration and outstanding performance across a wide range of industrial systems.
Developed for OEMs, machine builders and industrial automation specialists, the iC7-Automation series combines intelligent motor control with scalable functionality and advanced networking options. Its compact design and configurable architecture help reduce installation complexity while improving machine productivity and energy efficiency.
With a rated motor power of 4.0 kW, a three-phase 380-500 V AC supply and a nominal output current of 9.2 A, the Danfoss 137G3879 is ideally suited for conveyors, pumps, fans, compressors, material handling equipment and industrial process machinery. Its IP20 open-type construction allows straightforward installation within electrical control panels.
Key Advantages
- Advanced industrial frequency converter for automation applications.
- 4.0 kW motor power rating for industrial machinery.
- Three-phase 380-500 V AC input supply.
- Integrated Safe Torque Off (STO) functionality.
- Built-in Modbus TCP communication.
- Ethernet connectivity for seamless automation integration.
- Integrated brake chopper and DC terminals.
- Compact high-power-density design.
Key Features
- Danfoss iC7-Automation frequency converter series.
- 4.0 kW rated motor power.
- 9.2 A continuous output current.
- 380-500 V AC three-phase input voltage.
- IP20 Open Type enclosure.
- Integrated brake chopper.
- Modbus TCP OS7MT communication.
- Ethernet port connectivity.
- Safe Torque Off (STO) functionality.
- Control Panel 2.8 OPX20 included.
- MicroSD card reader and real-time clock.
- EMC Category C2 compliance.
Built for Intelligent Industrial Automation
The Danfoss iC7-Automation platform has been engineered to deliver high-performance motor control, integrated security and advanced connectivity for modern industrial applications. With precision motor control even in open-loop operation, the drive helps improve machine performance while supporting efficient operation and reduced energy consumption.
Its modular architecture, embedded Industrial IoT security and flexible communication options make the 137G3879 ideal for manufacturers seeking scalable automation solutions. Integrated EMC functionality, networking capabilities and configurable control features help simplify system integration and long-term maintenance.
Typical Applications
- Industrial conveyors and material handling systems.
- Packaging and production machinery.
- Pumps and pumping stations.
- Fans and ventilation systems.
- Compressors and HVAC equipment.
- Mixers and process control equipment.
- Automated manufacturing lines.
- OEM machine-building projects.
Technical Specifications
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| Power | 4 kW | |
|---|---|---|
| Current | 9.2 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Part number | 137G3879 | |
| Model code | IC7-60FA3N05-09A2E20F2 | |
| Product type | Frequency converter / variable frequency drive | |
| Rated motor power | 4.0 kW (5.5 HP) | |
| Rated current | 9.2 A | |
| Input voltage | 380-500 V AC | |
| Input phases | 3-phase | |
| Input frequency | 50 / 60 Hz | |
| Protection rating | IP20 Open Type | |
| EMC category | C2 | |
| Additional networking | Ethernet port | |
| Functional safety | STO (Safe Torque Off), not upgradable | |
| Digital inputs | 4 DI + 2 configurable DI/O | |
| Analogue inputs | 2 AI | |
| Analogue outputs | 1 AO | |
| Relay outputs | 2 RO | |
| Integrated brake chopper | Yes | |
| DC terminals | Yes | |
| Mounting type | Cabinet / panel mounting | |
| Frame size | FA02a | |
| Net weight | Approx. 4.56 kg | |
| Gross weight | Approx. 5.78 kg |
Frequently Asked Questions
What is the Danfoss 137G3879 used for?
The Danfoss 137G3879 is a variable frequency drive designed to provide precise speed and torque control for three-phase AC motors used in industrial automation and manufacturing applications.
What motor power can this drive control?
The drive is rated for motors up to 4.0 kW (5.5 HP).
Which communication protocol is included?
The drive includes Modbus TCP OS7MT communication together with Ethernet connectivity for industrial networking.
Does the drive include safety functionality?
Yes. The drive includes integrated Safe Torque Off (STO) functionality as standard.
What supply voltage does the drive require?
The unit operates from a three-phase 380-500 V AC supply.
Trusted by Automation Engineers Worldwide
Danfoss iC7-Automation drives are trusted worldwide for delivering intelligent motor control, integrated safety, advanced connectivity and reliable operation across demanding industrial automation environments.
