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137U6566 Danfoss 18.5kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U6566 iC7-Automation air-cooled frequency converter with 18.5 kW power rating, 38 A current rating, 380-500 V AC three-phase supply, PROFINET RT communication and integrated STO and SS1-t functional safety.
£3,683.25
Why Choose the Danfoss 137U6566 iC7-Automation Frequency Converter?
The Danfoss 137U6566 is a compact and capable iC7-Automation air-cooled frequency converter designed for accurate speed and torque control of three-phase AC motors in industrial automation, machinery and process applications. As part of the advanced Danfoss iC7-Automation series, it provides efficient motor control, integrated safety and Ethernet-based communication for modern industrial systems.
Designed for machine builders, panel builders and system integrators, the iC7-Automation platform combines reliable motor performance with practical installation and commissioning features. Its standard I/O, integrated control panel and fieldbus connectivity help simplify integration with PLCs, automation controllers and industrial networks.
With a rated motor power of 18.5 kW, a rated current of 38 A and a three-phase 380–500 V AC supply, the 137U6566 is suitable for industrial motor applications including conveyors, pumps, fans, compressors, packaging machinery and production equipment. Its IP20 / Open Type format is designed for installation inside suitable electrical control cabinets.
Key Advantages
- Compact air-cooled frequency converter for industrial automation.
- 18.5 kW motor power rating for industrial motor applications.
- 38 A rated current for controlled three-phase motor operation.
- Three-phase 380–500 V AC input suitable for industrial power systems.
- PROFINET RT OS7PR fieldbus communication for automation network integration.
- Integrated Safe Torque Off (STO) and Safe Stop 1 (SS1-t) safety functions.
- IP20 / Open Type design for cabinet and control panel installation.
Key Features
- Danfoss iC7-Automation series.
- 18.5 kW / 25 hp power rating.
- 38 A current rating.
- Three-phase 380–500 V AC supply.
- Air-cooled frequency converter design.
- IP20 / Open Type protection rating.
- Frame size FA05b.
- PROFINET RT OS7PR fieldbus protocol enabled.
- Ethernet port with no additional protocol enabled.
- Integrated functional safety with STO and SS1-t.
- Integrated brake chopper.
- Control Panel 2.8 OPX20 included.
- Standard I/O: 4xDI, 2xDI/O, 2xAI, 1xAO and 2xRO.
- EMC category C2 classification.
Efficient Motor Control for Industrial Machinery
The Danfoss iC7-Automation frequency converter regulates motor speed and torque by adjusting output voltage and frequency. This helps improve process accuracy, reduce energy consumption and minimise mechanical stress on motors and connected machinery.
The 137U6566 is well suited to industrial control panels where reliable motor control, PROFINET communication and integrated safety are required. Its standard I/O, brake chopper and integrated control panel support efficient installation, commissioning and operation in modern automation environments.
Typical Applications
- Industrial conveyors and material handling systems.
- Pumps, fans and ventilation equipment.
- Compressors and process equipment.
- Packaging and production machinery.
- OEM machine building applications.
- Factory automation and control panels.
- Water treatment and infrastructure systems.
- General three-phase motor speed control.
Technical Specifications
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| Power | 18.5 kW | |
|---|---|---|
| Current | 38 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Part number | 137U6566 | |
| Catalogue number | 7FC-AUFA3N05-38A0E20F2-000151696 | |
| Model code | IC7-60FA3N05-38A0E20F2+ACBC+AGCX+ALDC+BAPR+BDBA+BEF2+BF20+CAM0+CBX0+CCC0+DAAU | |
| Product type | Air-cooled frequency converter | |
| Rated power | 18.5 kW / 25 hp | |
| Rated current | 38 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Input frequency | 50 / 60 Hz | |
| Output frequency | up to 590 Hz | |
| Protection rating | IP20 / Open Type | |
| Frame size | FA05b | |
| Cooling method | Air-cooled | |
| Other protocols | Ethernet port, no protocol | |
| Safety functions | STO, SS1-t, fieldbus | |
| Control panel | Control Panel 2.8 OPX20 | |
| Standard I/O | 4xDI, 2xDI/O, 2xAI, 1xAO, 2xRO | |
| EMC category | C2 | |
| Short circuit current rating | 100 kA | |
| Approx. dimensions | 399 × 165 × 295 mm | |
| Approx. net weight | 13.92 kg |
Frequently Asked Questions
What is the Danfoss 137U6566 used for?
The Danfoss 137U6566 is used to control the speed and torque of three-phase AC motors in industrial automation, machinery and process control applications.
What motor power does this frequency converter support?
The 137U6566 is rated for approximately 18.5 kW / 25 hp motor applications.
What supply voltage does the Danfoss 137U6566 require?
This frequency converter is designed for a three-phase 380–500 V AC supply.
What communication protocol is enabled?
The drive includes PROFINET RT OS7PR fieldbus communication for integration with industrial automation networks.
What safety functions are included?
The Danfoss 137U6566 includes integrated Safe Torque Off (STO) and Safe Stop 1 (SS1-t) functional safety features.
Trusted by Industrial Automation Professionals
Danfoss iC7-Automation frequency converters are trusted by engineers, machine builders and system integrators for efficient motor control, flexible connectivity and reliable performance in demanding industrial environments.
