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137X3905 Danfoss 37kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137X3905 iC7-Automation frequency converter featuring 73 A output current, three-phase 380-500 V AC operation, PROFINET RT communication and integrated STO and SS1-t functional safety.
£6,275.25
Why Choose the Danfoss 137X3905 iC7-Automation Frequency Converter?
The Danfoss 137X3905 is a powerful iC7-Automation frequency converter designed for precise AC motor control in industrial automation, machinery and process applications. Built on the advanced Danfoss iC7 platform, it provides reliable variable speed control while supporting modern industrial communication, safety and cabinet integration requirements.
As part of the Danfoss iC7-Automation series, this drive combines efficient motor control, integrated safety functionality and flexible network connectivity in a robust cabinet-mounted design. It is suitable for OEMs, machine builders and automation engineers who require dependable performance for demanding industrial motor control systems.
With a three-phase 380-500 V AC supply and a 73 A output current rating, the 137X3905 is suitable for higher-power industrial applications requiring accurate speed and torque regulation. Its IP20 / Open Type format is intended for installation inside electrical cabinets, while PROFINET RT support enables integration into industrial automation networks.
Key Advantages
- Advanced Danfoss iC7-Automation frequency converter.
- 73 A output current rating for demanding industrial motor applications.
- Three-phase 380-500 V AC input for industrial power systems.
- Integrated Safe Torque Off (STO) and SS1-t safety functionality.
- PROFINET RT OS7PR fieldbus support for automation integration.
- Standard I/O for flexible machine control connections.
- IP20 cabinet-mounted format for efficient panel installation.
Key Features
- Danfoss iC7-Automation series.
- Industrial frequency converter for variable speed motor control.
- 73 A rated output current.
- 380-500 V AC three-phase supply.
- IP20 / Open Type enclosure protection.
- PROFINET RT OS7PR fieldbus protocol enabled.
- Ethernet port with no additional protocol enabled.
- Integrated STO and SS1-t functional safety.
- Control Panel 2.8 OPX20 interface.
- Standard I/O: 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO.
- Frame size FA06.
Powerful Drive Control for Industrial Automation
The Danfoss 137X3905 is designed to regulate AC motor speed and torque accurately, helping improve machine control, reduce mechanical stress and support efficient operation across industrial systems. Its higher current rating makes it suitable for more demanding machinery where dependable drive performance is required.
With PROFINET RT communication, integrated safety functions and standard I/O, this iC7-Automation drive can be connected into modern machine control and automation networks. It provides a flexible solution for applications requiring reliable motor control, functional safety and straightforward cabinet installation.
Typical Applications
- Industrial motor control systems.
- Packaging and production machinery.
- Conveyors and material handling equipment.
- Pumps, fans and compressors.
- OEM machine building applications.
- Industrial automation panels.
- Process control and manufacturing equipment.
Technical Specifications
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| Power | 37 kW | |
|---|---|---|
| Current | 73 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Product type | Frequency converter / Variable frequency drive | |
| Configuration | IC7-60FA3N05-73A0E20F1+ACBC+BAPR+BDBA+BEF2+BF20+DAAU | |
| Input voltage | 380-500 V AC | |
| Input phases | 3-phase | |
| Rated output current | 73 A | |
| Protection rating | IP20 / Open Type | |
| Frame size | FA06 | |
| EMC category | C1 and C2 | |
| Fieldbus protocol | PROFINET RT OS7PR | |
| Other communication | Ethernet port, no protocol | |
| Functional safety | STO, SS1-t, fieldbus | |
| Control panel | Control Panel 2.8 OPX20 | |
| Standard I/O | 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO | |
| Cooling method | Air-cooled | |
| Installation | Electrical cabinet / control panel mounting |
Frequently Asked Questions
What is the Danfoss 137X3905 used for?
The Danfoss 137X3905 is used to control the speed and torque of AC motors in industrial automation, machinery and process applications.
What output current does this drive provide?
This model has a 73 A rated output current.
What supply voltage does the drive require?
The drive operates from a three-phase 380-500 V AC supply.
Which communication protocol is enabled?
The 137X3905 includes PROFINET RT OS7PR fieldbus communication and an Ethernet port with no additional protocol enabled.
Does the Danfoss 137X3905 include safety functionality?
Yes, the drive includes integrated Safe Torque Off (STO) and SS1-t functional safety.
Trusted for Industrial Automation Applications
Danfoss iC7-Automation frequency converters are widely used by automation engineers, OEMs and machine builders to deliver precise motor control, reliable connectivity and efficient operation in demanding industrial environments.
