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137N9126 Danfoss 22kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137N9126 iC7-Automation air-cooled frequency converter with 43 A output current, three-phase 380-500 V AC supply, PROFINET RT communication, Safe Torque Off functionality and IP20 Open Type protection.
£3,766.50
Why Choose the Danfoss 137N9126 iC7-Automation Frequency Converter?
The Danfoss 137N9126 is a compact and reliable iC7-Automation frequency converter designed for precise motor speed control, efficient operation and seamless integration into modern industrial automation systems. Built as an air-cooled variable frequency drive, it is suitable for machinery, process control and OEM applications requiring dependable three-phase motor control.
As part of the Danfoss iC7-Automation series, this drive combines advanced control functionality with flexible communication and built-in safety. Its PROFINET RT fieldbus capability, Ethernet connectivity and standard I/O configuration make it easy to connect with PLCs, automation networks and industrial control systems.
With a 380–500 V AC three-phase supply and a 43 A output current rating, the 137N9126 is ideal for industrial motors used in conveyors, pumps, fans and production machinery. The IP20 / Open Type enclosure is designed for installation inside suitable electrical cabinets or control panels.
Key Advantages
- Compact Danfoss iC7-Automation frequency converter for industrial motor control.
- 43 A output current rating for machinery and automation applications.
- Three-phase 380–500 V AC input for industrial power systems.
- PROFINET RT communication for PLC and automation integration.
- Integrated Safe Torque Off (STO) functional safety.
- Standard I/O with digital, analogue and relay outputs.
- Air-cooled construction for dependable thermal performance.
- IP20 / Open Type design for cabinet or panel installation.
Key Features
- Danfoss iC7-Automation frequency converter series.
- Air-cooled drive design.
- 43 A rated output current.
- 380–500 V AC three-phase input supply.
- IP20 / Open Type protection rating.
- EMC Category C2.
- Frame size FA05b.
- Control Panel 2.8 OPX20 operator interface.
- Standard I/O with digital, analogue and relay outputs.
- PROFINET RT OS7PR fieldbus protocol enabled.
- Ethernet port included.
- Integrated Safe Torque Off (STO), not upgradable.
Efficient Motor Control for Industrial Automation
Frequency converters such as the Danfoss 137N9126 regulate motor speed by adjusting output voltage and frequency. This enables industrial equipment to run more efficiently, improve process control and reduce mechanical stress on motors, pumps, fans and connected machinery.
The iC7-Automation platform is designed for modern automation environments where reliable communication, flexible I/O and dependable safety functions are important. With PROFINET RT connectivity and integrated STO, the 137N9126 supports straightforward integration into PLC-controlled machinery and industrial control panels.
Typical Applications
- Industrial conveyors and material handling systems.
- Pumps, fans and ventilation equipment.
- Packaging and production machinery.
- Process automation and manufacturing lines.
- Compressors and general motor control systems.
- Water and wastewater treatment equipment.
- OEM machinery and automation panels.
- Cabinet-mounted industrial drive systems.
Technical Specifications
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| Power | 22 kW | |
|---|---|---|
| Current | 43 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Product type | Frequency converter / variable frequency drive | |
| Catalogue number | 7FC-AUFA3N05-43A0E20F2-000138873 | |
| Model code | IC7-60FA3N05-43A0E20F2+ACBC+ALDC+BAPR+BDBA+BEF1+BF20+CBX0+DAAU | |
| Input voltage | 380–500 V AC | |
| Input phases | Three-phase | |
| Rated output current | 43 A | |
| Cooling method | Air cooled | |
| Protection rating | IP20 / Open Type | |
| EMC category | C2 | |
| Frame size | FA05b | |
| Control panel | 2.8 OPX20 | |
| Digital inputs | 4 x DI | |
| Configurable digital I/O | 2 x DI/O | |
| Analogue inputs | 2 x AI | |
| Analogue outputs | 1 x AO | |
| Relay outputs | 2 x RO | |
| Fieldbus protocol | PROFINET RT OS7PR | |
| Other communication | Ethernet port, no protocol | |
| Functional safety | Safe Torque Off (STO), not upgradable |
Frequently Asked Questions
What is the Danfoss 137N9126 used for?
The Danfoss 137N9126 is used to control the speed and torque of three-phase AC motors in industrial automation, machinery and process control applications.
What output current rating does this drive provide?
The drive has a rated output current of 43 A, making it suitable for compact industrial motor control applications.
What supply voltage does the Danfoss 137N9126 require?
The Danfoss 137N9126 operates from a three-phase 380–500 V AC supply.
What communication protocol is enabled?
This configuration includes PROFINET RT OS7PR fieldbus communication and an Ethernet port for industrial connectivity.
Does the Danfoss 137N9126 include functional safety?
Yes, the drive includes integrated Safe Torque Off (STO) functionality, listed as not upgradable for this configuration.
Trusted by Industrial Automation Engineers
Danfoss iC7-Automation frequency converters are trusted by engineers, OEMs and industrial operators for reliable motor control, flexible connectivity and dependable performance in demanding automation environments.
