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137N0939 Danfoss 5.5kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137N0939 iC7-Automation frequency converter featuring three-phase 380-500 V AC operation, 12.5 A output current, IP20 Open Type enclosure, PROFINET RT communication and integrated STO safety functionality.
£1,847.25
Why Choose the Danfoss 137N0939 iC7-Automation Frequency Converter?
The Danfoss 137N0939 is a compact and reliable iC7-Automation frequency converter designed for precise industrial motor control, efficient speed regulation and flexible automation integration. As part of the advanced Danfoss iC7-Automation drive series, it delivers dependable performance for machine builders, control panel manufacturers and industrial automation engineers.
This air-cooled drive is engineered for applications where accurate motor speed control, energy efficiency and communication flexibility are essential. Its IP20 / Open Type format is suitable for cabinet installation, while the integrated operator panel, standard I/O and fieldbus connectivity simplify commissioning and integration with PLC-based control systems.
With a three-phase 380–500 V AC supply, 12.5 A output current, EMC category C2 performance, PROFINET RT communication and integrated Safe Torque Off (STO), the Danfoss 137N0939 is well suited for conveyors, pumps, fans, packaging machinery and automated industrial systems.
Key Advantages
- Compact Danfoss iC7-Automation frequency converter for industrial motor control.
- 12.5 A output current rating for automation and machinery applications.
- Three-phase 380–500 V AC input compatible with industrial power systems.
- Integrated Safe Torque Off (STO) safety function.
- PROFINET RT fieldbus protocol enabled for automation connectivity.
- IP20 / Open Type enclosure for cabinet and panel installation.
- Standard digital and analogue I/O for flexible machine integration.
- Efficient motor speed control supports improved process performance.
Key Features
- Danfoss iC7-Automation series.
- Air-cooled frequency converter design.
- 12.5 A nominal output current.
- Three-phase 380–500 V AC input supply.
- IP20 / Open Type enclosure.
- Frame size FA02b.
- EMC category C2.
- Integrated Safe Torque Off (STO).
- PROFINET RT OS7PR fieldbus protocol enabled.
- Ethernet port with no additional protocol enabled.
- Control Panel 2.8 OPX20 operator interface.
- Standard I/O with digital, analogue and relay connections.
Reliable Motor Control for Industrial Automation
Frequency converters such as the Danfoss 137N0939 regulate motor speed by varying the voltage and frequency supplied to the motor. This helps improve process precision, reduce mechanical stress and optimise energy consumption across machinery and automation systems.
The iC7-Automation platform is designed for modern industrial environments where connectivity, safety and flexible control are essential. With PROFINET RT communication, integrated I/O and STO functionality, this drive can be efficiently incorporated into PLC-controlled machinery and automated production systems.
Typical Applications
- Industrial conveyors and material handling systems.
- Pumps, fans and ventilation equipment.
- Packaging and production machinery.
- OEM machine building applications.
- Automated manufacturing equipment.
- Process control and machinery panels.
- Factory automation and industrial control networks.
Technical Specifications
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| Power | 5.5 kW | |
|---|---|---|
| Current | 12.5 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Product type | Frequency Converter / Variable Frequency Drive | |
| Catalogue number | 7FC-AUFA3N05-12A5E20F2-000130008 | |
| Model code | IC7-60FA3N05-12A5E20F2+ACBC+AGCX+ALDC+BAPR+BDBA+BEF1+BF20+CAC0+CBR0+DAAU | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Output current | 12.5 A | |
| Cooling method | Air cooled | |
| Protection rating | IP20 / Open Type | |
| Frame size | FA02b | |
| EMC category | C2 | |
| Control panel | 2.8 OPX20 | |
| Digital inputs | 4 x DI | |
| 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 | |
| Additional communication | Ethernet port, no protocol | |
| Safety function | STO (Safe Torque Off), not upgradable |
Frequently Asked Questions
What is the Danfoss 137N0939 used for?
The Danfoss 137N0939 is used to control the speed and torque of AC motors in industrial automation, machine building and process control applications.
What output current does this drive provide?
The drive provides a nominal output current of approximately 12.5 A.
What supply voltage does the Danfoss 137N0939 require?
The drive operates from a three-phase 380–500 V AC supply.
Which communication protocol is supported?
The Danfoss 137N0939 has PROFINET RT OS7PR fieldbus protocol enabled, along with an Ethernet port.
Does this frequency converter include a safety function?
Yes, the drive includes integrated Safe Torque Off (STO) functionality to support machine safety requirements.
Trusted by Industrial Automation Professionals
Danfoss iC7-Automation frequency converters are trusted by automation engineers, OEMs and industrial operators for dependable motor control, flexible connectivity and efficient machine performance.
