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137U3944 Danfoss 200kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U3944 iC7-Automation air-cooled frequency converter with 395 A rated current, three-phase 380-500 V AC input, IP20 / Open Type enclosure and PROFINET RT connectivity.
£17,301.75
Why Choose the Danfoss 137U3944 iC7-Automation Frequency Converter?
The Danfoss 137U3944 is a high-performance iC7-Automation frequency converter designed for precise speed and torque control of three-phase AC motors in demanding industrial automation applications. As part of the advanced Danfoss iC7-Automation drive series, it delivers dependable motor control, flexible communication and efficient operation for modern machinery, process systems and engineered control panels.
This air-cooled frequency converter is supplied in an IP20 / Open Type format, making it suitable for installation inside electrical control cabinets and automation enclosures. Its robust FA10 frame, integrated control panel and standard I/O configuration make it a practical solution for OEMs, panel builders and industrial system integrators.
With a rated current of 395 A and a three-phase 380–500 V AC supply, the Danfoss 137U3944 is ideal for industrial motor control applications where reliable performance, accurate process control and seamless network integration are required.
Key Advantages
- Powerful Danfoss iC7-Automation frequency converter for industrial motor control.
- 395 A rated current for demanding automation applications.
- Three-phase 380–500 V AC input compatible with industrial power systems.
- IP20 / Open Type design for cabinet and panel installation.
- Integrated Safe Torque Off (STO) functional safety capability.
- PROFINET RT communication for automation network integration.
Key Features
- Danfoss iC7-Automation drive series.
- Air-cooled frequency converter.
- 395 A rated output current.
- Three-phase 380–500 V AC input supply.
- IP20 / Open Type enclosure rating.
- Frame size FA10.
- EMC category C3.
- Control Panel 2.8 OPX20 included.
- Standard I/O with digital inputs, analogue inputs, analogue output and relay outputs.
- Fieldbus protocol enabled: PROFINET RT OS7PR.
- Functional Safety: STO, not upgradable.
Reliable Motor Control for Industrial Automation
Frequency converters such as the Danfoss 137U3944 regulate motor speed by adjusting output voltage and frequency. This helps industrial machinery run more efficiently while improving process accuracy, reducing mechanical stress and supporting smoother motor operation.
The iC7-Automation range is designed for demanding automation systems where dependable motor control, flexible connectivity and robust performance are essential. With integrated I/O, Ethernet connectivity and PROFINET RT support, this drive can be integrated into PLC-based automation networks and modern industrial control platforms.
Typical Applications
- Industrial conveyors and material handling systems.
- Pumps, fans and compressors.
- Packaging and production machinery.
- Process automation systems.
- Industrial HVAC and ventilation equipment.
- OEM machine building and control cabinets.
- General-purpose three-phase motor control applications.
Technical Specifications
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| Power | 200 kW | |
|---|---|---|
| Current | 395 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Industrial | |
| Series | iC7-Automation | |
| SKU | 137U3944 | |
| Product type | AC frequency converter | |
| Cooling method | Air-cooled | |
| Rated current | 395 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP20 / Open Type | |
| Frame size | FA10 | |
| EMC category | C3 | |
| Control panel | Control Panel 2.8 OPX20 | |
| Standard I/O | 4 × DI, 2 × DI/O, 2 × AI, 1 × AO, 2 × RO | |
| Fieldbus protocol | PROFINET RT OS7PR | |
| Other protocol option | Ethernet port, no protocol | |
| Functional safety | STO, not upgradable |
Frequently Asked Questions
What is the Danfoss 137U3944 used for?
The Danfoss 137U3944 is used to control the speed and torque of three-phase AC motors in industrial automation, machinery and process control applications.
What drive series does the Danfoss 137U3944 belong to?
This product belongs to the Danfoss iC7-Automation frequency converter series.
What supply voltage does the Danfoss 137U3944 require?
The drive is designed for a three-phase 380–500 V AC supply.
What is the rated current of this frequency converter?
The Danfoss 137U3944 has a rated current of 395 A.
What fieldbus protocol is enabled?
The drive includes PROFINET RT OS7PR fieldbus communication for integration with compatible industrial automation networks.
Trusted by Industrial Automation Engineers
Danfoss iC7-Automation frequency converters are trusted by engineers, panel builders and system integrators for reliable motor control, flexible communication and efficient operation in demanding industrial environments.
