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.
137N1140 Danfoss 630kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137N1140 iC7-Automation frequency converter with 1120 A output current, three-phase 380-500 V AC supply, EtherNet/IP communication, Ethernet connectivity and integrated STO safety functionality.
£66,033.00
Why Choose the Danfoss 137N1140 iC7-Automation Frequency Converter?
The Danfoss 137N1140 is a high-power iC7-Automation frequency converter designed for precise motor speed and torque control in demanding industrial automation and process applications. As part of the advanced Danfoss iC7-Automation drive series, it provides robust motor control, flexible communication and integrated safety functionality for large-scale machinery and industrial installations.
This drive is engineered for applications where high current capacity, reliable performance and network connectivity are essential. Its air-cooled construction, IP54 / UL Type 12 enclosure and standard I/O configuration make it suitable for demanding industrial environments where enhanced protection and dependable operation are required.
With a rated output current of 1120 A and a three-phase 380–500 V AC supply, the Danfoss 137N1140 is suitable for large motors used in heavy-duty conveyors, pumps, fans, compressors, processing systems and industrial production equipment. EtherNet/IP communication, Ethernet connectivity and integrated Safe Torque Off support make it well suited to modern automation systems.
Key Advantages
- High-power frequency converter for demanding industrial automation applications.
- 1120 A rated output current for large motor control requirements.
- Three-phase 380–500 V AC input suitable for industrial power systems.
- Integrated Safe Torque Off (STO) safety functionality.
- EtherNet/IP fieldbus protocol enabled for industrial automation networks.
- Ethernet port included for control system connectivity.
- Air-cooled construction for efficient thermal management.
- IP54 / UL Type 12 enclosure for demanding environments.
Key Features
- Danfoss iC7-Automation frequency converter series.
- 1120 A nominal output current.
- Three-phase 380–500 V AC input supply.
- Integrated Safe Torque Off (STO) functionality.
- EtherNet/IP OS7IP fieldbus communication enabled.
- Ethernet port with no additional protocol enabled.
- Control Panel 2.8 OPX20 included.
- Standard I/O: 4 DI, 2 DI/O, 2 AI, 1 AO and 2 relay outputs.
- EMC category C3.
- Air-cooled IP54 / UL Type 12 design.
High-Power Motor Control for Industrial Automation
Frequency converters such as the Danfoss 137N1140 regulate motor speed by adjusting the output voltage and frequency supplied to the motor. This helps improve process control, reduce mechanical stress and optimise energy use across demanding industrial applications.
The Danfoss iC7-Automation platform is designed to support modern machine and process control with integrated safety, flexible I/O and industrial network communication. With EtherNet/IP connectivity and STO functionality, this drive can be integrated into large automation systems where power, reliability and network compatibility are essential.
Typical Applications
- Heavy-duty conveyors and material handling systems.
- Large pumps and fluid handling equipment.
- Industrial fans and ventilation systems.
- Compressors and process machinery.
- Production lines and manufacturing equipment.
- OEM automation systems and machine building.
- Industrial process control and heavy-duty motor applications.
Technical Specifications
Tick the specs you need, then view products that match.
| Power | 630 kW | |
|---|---|---|
| Current | 1120 A | |
| Phase | Three Phase | |
| IP Rating | IP54 | |
| EMC Filter | Industrial | |
| Series | iC7-Automation | |
| Catalogue Number | 7FC-AUFA3N05-1120E54F3-000130251 | |
| Product type | Frequency converter / AC drive | |
| Rated output current | 1120 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Cooling method | Air-cooled | |
| Protection rating | IP54 / UL Type 12 | |
| EMC category | C3 | |
| Control panel | 2.8" OPX20 | |
| Fieldbus protocol | EtherNet/IP OS7IP | |
| Functional safety | Safe Torque Off (STO), not upgradable | |
| Frame size | FB12 |
Frequently Asked Questions
What is the Danfoss 137N1140 used for?
The Danfoss 137N1140 is used to control the speed and torque of large three-phase AC motors in industrial automation, machinery and process control applications.
What output current does this drive provide?
The drive has a rated output current of approximately 1120 A.
What supply voltage does the drive require?
The Danfoss 137N1140 operates from a three-phase 380–500 V AC supply.
Which communication protocol is enabled?
This model includes EtherNet/IP OS7IP fieldbus communication and Ethernet connectivity for industrial automation networks.
Does the Danfoss 137N1140 include safety functionality?
Yes. The drive includes integrated Safe Torque Off (STO) functionality, listed as not upgradable on this model.
Trusted by Industrial Automation Engineers Worldwide
Danfoss iC7-Automation frequency converters are trusted by machine builders, system integrators and industrial engineers for high-performance motor control, advanced connectivity and dependable operation in demanding industrial environments.
