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137N3391 Danfoss 110kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137N3391 iC7-Automation air-cooled frequency converter with 206 A current rating, 380-500 V AC three-phase operation, IP54 / UL Type 12 enclosure, Modbus TCP communication and integrated STO safety for demanding industrial automation applications.
£11,535.00
Why Choose the Danfoss 137N3391 iC7-Automation Frequency Converter?
The Danfoss 137N3391 is a high-performance iC7-Automation frequency converter designed for demanding industrial automation applications requiring reliable motor control, flexible connectivity and robust enclosure protection. As part of the advanced Danfoss iC7-Automation series, this air-cooled drive is engineered to support efficient operation across a wide range of machinery and process applications.
This frequency converter provides precise speed and torque control for three-phase AC motors, helping optimise machine performance, reduce mechanical stress and improve energy efficiency. Its integrated control interfaces, fieldbus connectivity and functional safety support make it suitable for modern industrial systems where dependable automation integration is essential.
With a three-phase 380-500 V AC supply, 206 A current rating and IP54 / UL Type 12 enclosure, the Danfoss 137N3391 is ideal for industrial environments requiring a protected, high-power drive solution. The FB09c frame and air-cooled construction provide a practical balance of performance, durability and installation flexibility.
Key Advantages
- High-performance iC7-Automation frequency converter.
- 206 A current rating for demanding industrial motor control.
- Three-phase 380-500 V AC operation.
- IP54 / UL Type 12 enclosure for enhanced protection.
- Integrated Safe Torque Off (STO) functional safety.
- Built-in Modbus TCP OS7MT fieldbus communication.
- Standard I/O for flexible machine integration.
- Air-cooled design suitable for industrial drive installations.
Key Features
- Danfoss iC7-Automation series.
- Air-cooled frequency converter.
- 206 A rated current.
- 380-500 V AC three-phase supply.
- IP54 / UL Type 12 protection rating.
- Frame size FB09c.
- EMC category C3.
- Control Panel 2.8 OPX20 included.
- Standard I/O: 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO.
- Modbus TCP OS7MT fieldbus protocol enabled.
- Ethernet port included.
- Safe Torque Off (STO), not upgradable.
Reliable Frequency Conversion for Industrial Automation
The Danfoss 137N3391 is designed to regulate motor speed by adjusting the voltage and frequency supplied to connected AC motors. This enables smoother operation, improved process control and reduced energy consumption compared with fixed-speed motor operation.
The iC7-Automation platform supports demanding automation requirements through flexible communication, built-in control functionality and robust industrial design. Its IP54 / UL Type 12 enclosure makes it suitable for installations where additional protection from dust and environmental exposure is required.
Typical Applications
- Industrial automation systems.
- Conveyors and material handling equipment.
- Pumps, fans and compressor systems.
- Production and processing machinery.
- Packaging and manufacturing lines.
- Marine and offshore drive systems.
- HVAC and ventilation applications.
- Engineered drive panels and machine control systems.
Technical Specifications
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| Power | 110 kW | |
|---|---|---|
| Current | 206 A | |
| Phase | Three Phase | |
| IP Rating | IP54 | |
| EMC Filter | Industrial | |
| Series | iC7-Automation | |
| Part Number | 137N3391 | |
| Model Code | IC7-60FA3N05-206AE54F3+AGCX+AJFD+BAMT+BDBA+BEF1+BF20+DAAU | |
| Product type | Frequency converter | |
| Cooling method | Air cooled | |
| Input voltage | 380-500 V AC | |
| Input phases | 3-phase | |
| Current rating | 206 A | |
| Frequency | 50 / 60 Hz | |
| Additional connectivity | Ethernet port, no protocol | |
| Control panel | Control Panel 2.8 OPX20 | |
| Standard I/O | 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO | |
| Functional safety | STO, not upgradable | |
| Protection rating | IP54 / UL Type 12 | |
| EMC category | C3 | |
| Frame size | FB09c |
Frequently Asked Questions
What is the Danfoss 137N3391 used for?
The Danfoss 137N3391 is used for controlling the speed and torque of three-phase AC motors in demanding industrial automation and machinery applications.
What current rating does this frequency converter provide?
The drive has a rated current of 206 A, making it suitable for high-power industrial motor control applications.
What supply voltage does the Danfoss 137N3391 require?
The Danfoss 137N3391 operates from a three-phase 380-500 V AC supply.
What enclosure rating does this drive have?
The frequency converter has an IP54 / UL Type 12 enclosure rating, offering enhanced protection for industrial environments.
What communication protocol is included?
The unit includes Modbus TCP OS7MT fieldbus communication and an Ethernet port for automation system integration.
Trusted by Industrial Automation Engineers Worldwide
Danfoss iC7-Automation frequency converters are trusted by engineers and machine builders for reliable motor control, flexible connectivity and robust performance in demanding industrial applications.
