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137G3881 Danfoss 11kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137G3881 iC7-Automation frequency converter, 11 kW variable frequency drive with 380-500 V AC three-phase input, Modbus TCP communication, Ethernet connectivity and integrated STO safety functionality.
£2,070.75
Why Choose the Danfoss 137G3881 iC7-Automation Frequency Converter?
The Danfoss 137G3881 is a high-performance iC7-Automation frequency converter engineered for demanding industrial automation and machine control applications. As part of the advanced Danfoss iC7-Automation drive platform, it delivers precise motor control, integrated safety functionality and flexible networking capabilities for modern manufacturing environments. Designed for OEMs and machine builders, this drive combines powerful performance with exceptional reliability and energy efficiency.
The iC7-Automation series has been developed to support Industry 4.0 requirements through embedded security, scalable control architecture and selectable communication protocols. Its modular design allows straightforward integration into industrial automation systems while helping improve productivity, uptime and operational efficiency.
With a rated motor power of 11 kW, a three-phase 380-500 V AC supply and a nominal output current of 24 A, the Danfoss 137G3881 is ideally suited for conveyors, pumps, compressors, fans, material handling equipment and industrial production machinery. Its IP20 open-type enclosure enables simple installation within electrical control panels.
Key Advantages
- Advanced industrial frequency converter for automation systems.
- 11 kW motor power rating for demanding applications.
- Three-phase 380-500 V AC input supply.
- Integrated Safe Torque Off (STO) functionality.
- Built-in Modbus TCP communication.
- Ethernet connectivity for industrial networking.
- Integrated brake chopper and DC terminals.
- Compact high-power-density design for reduced panel space requirements.
Key Features
- Danfoss iC7-Automation frequency converter series.
- 11 kW rated motor power.
- 24 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.
Designed for Intelligent Industrial Automation
The Danfoss iC7-Automation platform combines advanced motor control algorithms, integrated networking and intelligent automation capabilities to deliver exceptional machine performance. Precision control, high torque capability and built-in cybersecurity features help improve productivity while reducing downtime and maintenance requirements.
With integrated Modbus TCP communication, Ethernet connectivity and comprehensive I/O functionality, the 137G3881 can be seamlessly integrated into industrial control architectures. Its compact footprint and scalable platform make it suitable for both standalone machinery and complex automated production systems.
Typical Applications
- Industrial conveyors and material handling systems.
- Packaging and production machinery.
- Pumps and pumping stations.
- Fans and ventilation equipment.
- Compressors and HVAC systems.
- Mixers and process control equipment.
- Automated manufacturing lines.
- OEM machine-building projects.
Technical Specifications
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| Power | 11 kW | |
|---|---|---|
| Current | 24 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Part number | 137G3881 | |
| Model code | IC7-60FA3N05-24A0E20F2 | |
| Product type | Frequency converter / variable frequency drive | |
| Rated motor power | 11 kW (15 HP) | |
| Rated current | 24 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 | FA04a | |
| Net weight | Approx. 10.69 kg | |
| Gross weight | Approx. 13.79 kg |
Frequently Asked Questions
What is the Danfoss 137G3881 used for?
The Danfoss 137G3881 is a variable frequency drive designed to provide precise speed and torque control for three-phase AC motors used in industrial automation applications.
What motor power can this drive control?
The drive is rated for motors up to 11 kW (15 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 globally for delivering intelligent motor control, advanced connectivity, integrated safety and reliable performance across demanding industrial automation environments.
