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.
137N8756 Danfoss 400kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137N8756 iC7-Automation frequency converter with 736 A rated current, 400 kW power class, three phase 380-500 V AC input, EtherNet/IP communication, Ethernet port and integrated Safe Torque Off functionality.
£30,208.50
Why Choose the Danfoss 137N8756 iC7-Automation Frequency Converter?
The Danfoss 137N8756 is a high-power iC7-Automation frequency converter designed for precise AC motor speed and torque control in demanding industrial automation, machinery and process control applications. As part of the advanced Danfoss iC7-Automation drive series, it delivers dependable motor control, flexible connectivity and integrated safety functionality for large industrial systems.
This drive is engineered for high-capacity automation environments where efficient operation, reliable performance and advanced communication are essential. Its standard I/O, Ethernet connectivity and EtherNet/IP fieldbus support make it suitable for PLC-controlled machinery, heavy-duty process systems, production lines and OEM automation platforms.
With a rated current of 736 A, a power rating of approximately 400 kW / 550 hp and a three-phase 380–500 V AC supply, the Danfoss 137N8756 is ideal for large conveyors, pumps, fans, compressors and industrial process equipment. Its IP20 / Open Type construction and air-cooled design support installation inside suitable electrical control panels and drive cabinets.
Key Advantages
- High-power iC7-Automation frequency converter for demanding industrial applications.
- 736 A rated current for large motor control duties.
- 400 kW / 550 hp class power rating for high-capacity machinery.
- Three-phase 380–500 V AC input suitable for industrial power systems.
- Integrated Safe Torque Off (STO) functional safety.
- EtherNet/IP fieldbus support for connected automation networks.
- Coated boards for enhanced environmental protection.
- IP20 open-type construction for drive cabinets and control panels.
Key Features
- Danfoss iC7-Automation frequency converter series.
- 736 A rated current.
- Approx. 400 kW / 550 hp power class.
- Three-phase 380–500 V AC input supply.
- IP20 / Open Type enclosure.
- Frame size FA12.
- EMC Category C2 configuration.
- Integrated Safe Torque Off (STO) functionality.
- EtherNet/IP OS7IP fieldbus protocol enabled.
- Ethernet port included.
- 2.8" OPX20 control panel.
- Standard I/O with digital, analogue and relay outputs.
High-Power Motor Control for Connected Automation Systems
Frequency converters such as the Danfoss 137N8756 regulate motor speed by varying the output frequency and voltage supplied to the motor. This helps improve process control, reduce energy consumption, optimise machine performance and minimise mechanical stress on large driven equipment.
The iC7-Automation platform is designed for automation engineers, machine builders and industrial facilities requiring scalable drive technology with advanced communication capabilities. Its integrated STO, EtherNet/IP support, Ethernet connectivity and standard I/O make it a strong solution for modern industrial control systems.
Typical Applications
- High-capacity industrial conveyors and material handling systems.
- Large pumps, fans and ventilation systems.
- Compressors and process equipment.
- Heavy-duty production machinery.
- Industrial processing lines and plant automation.
- OEM machinery and machine-building projects.
- Drive cabinets and automation control panels.
Technical Specifications
Tick the specs you need, then view products that match.
| Power | 400 kW | |
|---|---|---|
| Current | 736 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Catalogue number | 7FC-AUFA3N05-736AE20F2-000138490 | |
| Model code | IC7-60FA3N05-736AE20F2+AGCX+BAIP+BDBA+BEF1+BF20+DAAU | |
| Product type | Frequency converter | |
| Cooling method | Air cooled | |
| Rated current | 736 A | |
| Power rating | approx. 400 kW / 550 hp | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP20 / Open Type | |
| Frame size | FA12 | |
| EMC category | C2 | |
| Control panel | 2.8" OPX20 | |
| Digital inputs | 4 x DI | |
| Digital I/O | 2 x DI/O | |
| Analogue inputs | 2 x AI | |
| Analogue outputs | 1 x AO | |
| Relay outputs | 2 x RO | |
| Fieldbus protocol | EtherNet/IP OS7IP | |
| Additional communication | Ethernet port, no protocol | |
| Extra environmental protection | Coated boards | |
| Safety function | Safe Torque Off (STO), not upgradable | |
| Interface board | MicroSD card reader and RTC | |
| Mounting type | Cabinet / panel mounting |
Frequently Asked Questions
What is the Danfoss 137N8756 used for?
The Danfoss 137N8756 is used to control the speed and torque of large AC motors in industrial automation, machine building and process control applications.
What current rating does this drive have?
The drive has a rated current of approximately 736 A.
What supply voltage does the Danfoss 137N8756 require?
The drive operates from a three-phase 380–500 V AC supply.
Does this drive support EtherNet/IP?
Yes, the Danfoss 137N8756 includes EtherNet/IP OS7IP fieldbus support and an Ethernet port for industrial automation network integration.
Does the drive include functional safety?
Yes, the drive includes integrated Safe Torque Off (STO) functionality for machine safety applications.
Trusted by Automation Engineers Worldwide
Danfoss iC7-Automation frequency converters are trusted by machine builders and industrial automation professionals for reliable high-power motor control, flexible connectivity and efficient performance in demanding production environments.
