Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
137U1878 Danfoss 2.2kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U1878 iC7-Automation frequency converter, a three phase variable frequency drive with 5.6 A rated output current, 380–500 V AC input, PROFINET RT communication and integrated STO safety for industrial automation systems.
£1,363.50
Why Choose the Danfoss 137U1878 iC7-Automation Frequency Converter?
The Danfoss 137U1878 is a high-performance iC7-Automation frequency converter designed for accurate control of three-phase AC motors in industrial automation and machinery applications. As part of the advanced Danfoss iC7-Automation drive series, it provides reliable speed and torque control, integrated safety functionality and flexible communication for modern production systems.
This drive is engineered for machine builders, OEMs and industrial automation engineers who require efficient motor control, network connectivity and dependable operation in control cabinet installations. Its air-cooled design, compact frame and standard I/O configuration make it suitable for a wide range of industrial machinery and process control applications.
With a rated output current of 5.6 A, a three-phase 380–500 V AC supply and PROFINET RT fieldbus support, the Danfoss 137U1878 is ideal for conveyors, pumps, fans, packaging machinery and automated production equipment. Its IP20 open-type enclosure is designed for installation inside electrical panels and machine cabinets.
Key Advantages
- Advanced iC7-Automation variable frequency drive for industrial motor control.
- 5.6 A rated output current for automation and machinery applications.
- Three-phase 380–500 V AC input for industrial power systems.
- Integrated PROFINET RT communication for automation networks.
- Built-in Safe Torque Off (STO) safety function.
- Standard I/O configuration for flexible machine integration.
- Control Panel 2.8 OPX20 interface for setup and operation.
- Compact IP20 open-type design for cabinet mounting.
Key Features
- Danfoss iC7-Automation frequency converter series.
- 2.2 kW motor power rating.
- 5.6 A rated output current.
- Three-phase 380–500 V AC input supply.
- PROFINET RT OS7PR fieldbus protocol enabled.
- Ethernet port with no additional protocol enabled.
- Integrated Safe Torque Off (STO) functional safety.
- Standard I/O: 4 x DI, 2 x DI/O, 2 x AI, 1 x AO, 2 x RO.
- Control Panel 2.8 OPX20 included.
- Air-cooled IP20 open-type design.
- EMC Category C2 compliance.
- Frame size FA02b for control panel installation.
Efficient Motor Control for Industrial Machinery
Variable frequency drives such as the Danfoss 137U1878 control motor speed by adjusting output frequency and voltage. This allows machinery to run more efficiently, improves process control and helps reduce mechanical stress on motors, gearboxes and driven equipment.
The iC7-Automation platform is designed for connected industrial environments, combining precise motor control, network communication and integrated safety in a compact cabinet-mounted format. With PROFINET RT support and standard I/O, this drive can be integrated into modern automation architectures with ease.
Typical Applications
- Industrial conveyors and material handling systems.
- Packaging and processing machinery.
- Pumps, fans and ventilation equipment.
- Automated production and assembly lines.
- Machine building and OEM control panels.
- Factory automation systems.
- Industrial motion and process control applications.
- Machinery requiring networked variable speed motor control.
Technical Specifications
Tick the specs you need, then view products that match.
| Power | 2.2 kW | |
|---|---|---|
| Current | 5.6 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Part number | 137U1878 | |
| Catalogue number | 7FC-AUFA3N05-05A6E20F2-000142246 | |
| Product type | Frequency converter / variable frequency drive | |
| Model code | IC7-60FA3N05-05A6E20F2+ACBC+ALDC+BAPR+BDBA+BEF1+BF20+CAM0+CBC0+DAAU+DD11 | |
| Rated motor power | 2.2 kW | |
| Rated output current | 5.6 A | |
| Input voltage | 380–500 V AC | |
| Input phases | Three-phase | |
| Protection rating | IP20 / Open Type | |
| Frame size | FA02b | |
| Cooling method | Air cooled | |
| EMC category | C2 | |
| Fieldbus | PROFINET RT OS7PR | |
| Other protocols | Ethernet port, no protocol | |
| Functional safety | STO, not upgradable | |
| Control panel | 2.8" OPX20 | |
| Standard I/O | 4 x DI, 2 x DI/O, 2 x AI, 1 x AO, 2 x RO |
Frequently Asked Questions
What is the Danfoss 137U1878 used for?
The Danfoss 137U1878 is used to control the speed and torque of three-phase AC motors in industrial automation, machinery and production systems.
What motor power is supported by this drive?
The drive is suitable for motors with a rated power of approximately 2.2 kW.
What supply voltage does the drive require?
The 137U1878 operates from a three-phase 380–500 V AC supply.
Which fieldbus protocol is included?
This model includes PROFINET RT OS7PR fieldbus support for integration with industrial automation networks.
What safety function is included?
The drive includes integrated Safe Torque Off (STO) functional safety.
Trusted by Industrial Automation Professionals
Danfoss iC7-Automation frequency converters are trusted by machine builders, OEMs and industrial engineers for reliable motor control, advanced connectivity and efficient performance in modern automation systems.
