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137L9621 Danfoss 2.2kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137L9621 iC7-Automation frequency converter, a 5.6 A three-phase AC drive with PROFINET RT, Ethernet connectivity and Safe Torque Off for industrial motor control and automation applications.
£1,356.00
Why Choose the Danfoss 137L9621 iC7-Automation Frequency Converter?
The Danfoss 137L9621 is a compact and efficient iC7-Automation frequency converter designed for precise speed and torque control of three-phase AC motors in industrial automation and machine control applications. As part of the advanced Danfoss iC7-Automation drive series, it provides dependable motor control, flexible communication and integrated safety functionality for modern industrial systems.
This air-cooled drive is engineered for compact cabinet installation where reliable performance, functional safety and automation connectivity are important. With standard I/O, Ethernet connectivity and PROFINET RT support, the 137L9621 is suitable for OEM machine builders, system integrators and industrial engineers requiring scalable variable speed control.
With a rated current of 5.6 A, a three-phase 380–500 V AC supply and an IP20 / Open Type enclosure, the Danfoss 137L9621 is ideal for smaller industrial motors used in conveyors, pumps, fans, packaging machinery and automated production equipment.
Key Advantages
- Compact frequency converter for industrial automation.
- 5.6 A current rating suitable for small motor control applications.
- Three-phase 380–500 V AC input compatible with industrial power systems.
- Integrated Safe Torque Off (STO) functional safety.
- PROFINET RT fieldbus support for automation network integration.
- Standard I/O for flexible machine control and system interfacing.
- Efficient variable speed control helps reduce energy use and mechanical stress.
Key Features
- Danfoss iC7-Automation frequency converter series.
- 5.6 A rated current.
- Three-phase 380–500 V AC input supply.
- IP20 / Open Type enclosure.
- FA02b frame size.
- Integrated Safe Torque Off (STO) functionality.
- PROFINET RT OS7PR fieldbus protocol enabled.
- Ethernet port included.
- Control Panel 2.8 OPX20 included.
- Standard I/O: 4 digital inputs, 2 digital input/outputs, 2 analogue inputs, 1 analogue output and 2 relay outputs.
Compact Motor Control for Industrial Automation
Frequency converters such as the Danfoss 137L9621 regulate motor speed by adjusting output voltage and frequency. This allows machinery to operate more efficiently while improving process control, reducing mechanical wear and supporting smoother motor operation.
The iC7-Automation platform is designed for modern industrial systems requiring flexible control, integrated communication and dependable safety functionality. Its PROFINET RT support, Ethernet connectivity and standard I/O make it straightforward to integrate into PLC-based automation systems and machine control panels.
Typical Applications
- Small industrial conveyors and material handling systems.
- Pumps, fans and ventilation equipment.
- Packaging and production machinery.
- Light manufacturing automation systems.
- OEM machine building and control panels.
- Process control and industrial utilities.
Technical Specifications
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| Power | 2.2 kW | |
|---|---|---|
| Current | 5.6 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Part number | 137L9621 | |
| Catalog number | 7FC-AUFA3N05-05A6E20F2-000128097 | |
| Model code | IC7-60FA3N05-05A6E20F2 | |
| Product type | Frequency converter | |
| Cooling method | Air cooled | |
| Rated current | 5.6 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Frequency | 50 / 60 Hz | |
| Protection rating | IP20 / Open Type | |
| Frame size | FA02b | |
| EMC category | C2 category | |
| Control panel | Control Panel 2.8 OPX20 | |
| Functional safety | STO, not upgradable |
Frequently Asked Questions
What is the Danfoss 137L9621 used for?
The Danfoss 137L9621 is used to control the speed and torque of three-phase AC motors in industrial automation, process control and machinery applications.
What current rating does this drive provide?
This model provides a rated current of 5.6 A, making it suitable for smaller industrial motor control applications.
What supply voltage does the drive require?
The 137L9621 operates from a three-phase 380–500 V AC supply.
Does the Danfoss 137L9621 include safety functionality?
Yes, the drive includes integrated Safe Torque Off (STO) functionality for enhanced machine safety.
Which communication options are available?
The drive supports PROFINET RT and includes an Ethernet port for integration with industrial automation networks.
Trusted by Industrial Automation Professionals
Danfoss iC7-Automation frequency converters are trusted by engineers, system integrators and OEM machine builders for reliable motor control, efficient operation and flexible integration into modern industrial systems.
