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137U3939 Danfoss 110kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U3939 iC7-Automation air-cooled frequency converter with 206 A rated current, 110 kW / 150 hp power rating, three-phase 380-500 V AC input, IP20 / Open Type enclosure and PROFINET RT connectivity.
£10,153.50
Why Choose the Danfoss 137U3939 iC7-Automation Frequency Converter?
The Danfoss 137U3939 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 provides dependable motor control, flexible communication and efficient operation for modern machinery and process systems.
This air-cooled frequency converter is supplied in an IP20 / Open Type enclosure format, making it suitable for installation inside electrical control panels and engineered automation cabinets. Its robust design, coated boards, integrated AC fuses and standard I/O configuration make it a practical choice for OEMs, panel builders and industrial system integrators.
With a rated current of 206 A, a power rating of 110 kW / 150 hp and a three-phase 380–500 V AC supply, the Danfoss 137U3939 is ideal for industrial motor control applications where reliable performance, precise process control and seamless network integration are required.
Key Advantages
- Powerful Danfoss iC7-Automation frequency converter for industrial motor control.
- 206 A rated current and 110 kW / 150 hp power rating.
- 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.
- 206 A rated output current.
- 110 kW / 150 hp power rating.
- Three-phase 380–500 V AC input supply.
- IP20 / Open Type enclosure rating.
- Frame size FA09.
- 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 137U3939 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 | 110 kW | |
|---|---|---|
| Current | 206 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Industrial | |
| Series | iC7-Automation | |
| SKU | 137U3939 | |
| Product type | AC frequency converter | |
| Cooling method | Air-cooled | |
| Rated current | 206 A | |
| Power rating | 110 kW / 150 hp | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP20 / Open Type | |
| Frame size | FA09 | |
| 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 | |
| Environmental protection | Coated boards | |
| Mains input device | AC fuses | |
| Gross weight | approx. 73.32 kg | |
| Net weight | approx. 60.21 kg | |
| EAN | 5715253723419 |
Frequently Asked Questions
What is the Danfoss 137U3939 used for?
The Danfoss 137U3939 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 137U3939 belong to?
This product belongs to the Danfoss iC7-Automation frequency converter series.
What supply voltage does the Danfoss 137U3939 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 137U3939 has a rated current of 206 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.
