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137U4351 Danfoss 2.2kW Three Phase iC7-Automation Variable Speed Drive
MPN: 137U4351
Alt. SKU: IC7-60FA3N05-05A6E20F1+ACBC+AGCX+ALDC+BAIP+BDBA+BEF1+BF20+CBX0+DAAU
Special Price
£1,493.76
£1,244.80
Regular Price
£1,867.20
Why Choose the Danfoss 137U4351 iC7-Automation Drive?
The Danfoss 137U4351 is a high-performance iC7-Automation variable speed drive (VSD) designed for precise motor control in demanding industrial automation and machine building applications. As part of the advanced Danfoss iC7-Automation frequency converter series, it provides reliable speed and torque control for three-phase AC motors while supporting modern industrial connectivity and safety functions.
This frequency converter is engineered for machine builders, panel builders and automation engineers who require flexible integration, efficient operation and dependable uptime. The iC7-Automation platform combines intelligent motor control, configurable I/O, embedded communication capability and functional safety to simplify system design and improve production performance.
With a rated output power of 2.2 kW, a rated output current of 5.6 A and a three-phase 380–500 V AC supply, the Danfoss 137U4351 is ideal for industrial motors used in conveyors, packaging equipment, pumps, fans and automated machinery. Its compact IP20 open-type construction is designed for installation inside control panels and machine cabinets.
Key Advantages
- Advanced variable speed drive for industrial automation applications.
- 2.2 kW motor power rating suitable for machinery and process equipment.
- 5.6 A rated output current for reliable motor control.
- Three-phase 380–500 V AC input for industrial power networks.
- Integrated Safe Torque Off (STO) functional safety.
- EtherNet/IP communication for automation network integration.
- Compact IP20 open-type format for control cabinet installation.
Key Features
- Danfoss iC7-Automation frequency converter series.
- 2.2 kW rated output power.
- 5.6 A rated output current.
- Three-phase 380–500 V AC input supply.
- Integrated Safe Torque Off (STO) functionality.
- EtherNet/IP OS7IP fieldbus communication.
- Standard I/O including 4 DI, 2 DI/O, 2 AI, 1 AO and 2 RO.
- Control Panel 2.8 OPX20 included.
- EMC categories C1 and C2.
- Air-cooled IP20 / open-type construction.
Technical Specifications
- Manufacturer: Danfoss
- Series: iC7-Automation
- Model: 137U4351
- Catalogue number: 7FC-AUFA3N05-05A6E20F1-000145445
- Product type: Variable speed drive / frequency converter
- Rated output power: 2.2 kW
- Rated output current: 5.6 A
- Input voltage: 380–500 V AC
- Input phases: 3-phase
- Frequency: 50 / 60 Hz
- Protection rating: IP20 / open type
- Mounting type: Panel / cabinet mounting
- Frame size: FA02b
- Cooling method: Air cooled
- EMC category: C1 and C2
- Communication protocol: EtherNet/IP OS7IP
- Functional safety: STO, not upgradeable
- Dimensions (W × H × D): approx. 90 × 270 × 247 mm
- Net weight: approx. 4.08 kg
Advanced Motor Control for Industrial Automation
Variable speed drives such as the Danfoss 137U4351 regulate motor speed by adjusting output voltage and frequency. This enables smooth acceleration, accurate process control and reduced mechanical stress on motors, gearboxes and driven equipment.
The iC7-Automation platform is designed for modern industrial environments where precision, connectivity and uptime are essential. Its integrated I/O, Ethernet communication and safety features allow straightforward integration with PLCs, HMIs and wider automation systems.
Typical Applications
- Industrial conveyors and material handling systems.
- Packaging and production machinery.
- Pumps, fans and ventilation equipment.
- Mixers and processing machinery.
- Automated assembly systems.
- OEM machine building and panel integration.
- Industrial automation and control systems.
Frequently Asked Questions
What is the Danfoss 137U4351 used for?
The Danfoss 137U4351 is used to control the speed and torque of three-phase AC motors in industrial automation, production machinery and OEM machine building applications.
What motor power does this drive support?
This model is rated for motors with an output power of approximately 2.2 kW.
What supply voltage does the Danfoss 137U4351 require?
The drive operates from a three-phase 380–500 V AC supply.
Does this drive include safety functionality?
Yes. The Danfoss 137U4351 includes integrated Safe Torque Off (STO) functionality for machine safety applications.
Where is this drive typically installed?
The IP20 open-type design is intended for installation inside electrical control panels or machine cabinets.
Trusted by Automation Engineers Worldwide
Danfoss iC7-Automation drives are trusted by machine builders, panel builders and industrial automation engineers for dependable motor control, flexible connectivity and efficient operation in demanding industrial environments.
| Manufacturer Part Number | 137U4351 |
|---|---|
| Barcode | 5715253727714 |
| Communication | EtherNet/IP OS7IP |
| Packed Quantity | 1 |
| Height | 270mm |
| Width | 90mm |
| Depth | 247mm |
| Ambient temp HO (1/10 min) | 45°C/113°F |
| Ambient temp HO2 (1/5 min) | 45°C/113°F |
| Ambient temp LO (1/10 min) | 45°C/113°F |
| Ambient temp. normal overload | 45°C/113°F |
| Amperage | 5.6A |
| A option | Option slot available for later addtion |
| B option | Option slot available for later addtion |
| C Option | Option slot available for later addtion |
| D Option | Option slot available for later addtion |
| E Option | Option slot available for later addtion |
| Cable entry and EMC plate | Standard plate |
| Continous current IH (1/10min) | 5.6/4.8A |
| Continous current IL (1/10min) | 5.6/4.8A |
| Brake - Safe-Stop | Brake chopper |
| Cable entry plate | Standard plate |
| Continous current IH (1/5min) | 4.3/3.4A |
| Coating PCB | Coated PCB |
| Control Panel | Control Panel 2.8 OPX20 |
| Control Panel Included | Yes |
| Efficiency class-Relative loss | IE2 - 2.05% |
| EMC Screen | Yes |
| Filter | C1 and C2 filter |
| Frame Size | FA02b |
| Functional safety | STO, not upgradable |
| HP Rating | 3 |
| Input curent HO2 (1/5 min) | 3.5/3.1A |
| Input current HO (1/10 min) | 5.0/4.3A |
| Input current in Normal Overload | 5.0/4.3A |
| Input current LO (1/10 min) | 5.0/4.3A |
| Input Frequency | 50/60Hz |
| Input Voltage | 3x380-500VAC |
| Interface board | MicroSD card reader and RTC |
| Degree of protection (IP) | IP20 / OPEN TYPE |
| KW Rating | 2.2kW |
| Maximum Power Loss LO [W] | 83 |
| Onboard I/O | 4xDI,2xDI/O,2xAI,1xAO,2xRO |
| Output Frequency | 590Hz |
| Overload current IH (1/10min) | 9/7.7A |
| Overload current IH (1/5min) | 6.9/5.4A |
| Overload current IL (1/10min) | 6.2/5.3A |
| Output Phases | Three phase |
| Short Circuit Release | 100kA |
| VSD Range | Danfoss iC7-Automation |
| Typical motor power PH2 (150%) | 1.5KW(400V)/2.0HP(460V) |
| Manufacturer | Danfoss |
| Typical motor power PL (110%) | 2.2KW(400V)/3.0HP(460V) |
| Typical motor power PH (150%) | 2.2KW(400V)/3.0HP(460V) |
| Alternative Product SKU | IC7-60FA3N05-05A6E20F1+ACBC+AGCX+ALDC+BAIP+BDBA+BEF1+BF20+CBX0+DAAU |
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