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137N1276 Danfoss 55kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137N1276 iC7-Automation frequency converter with 106 A output current, three-phase 380-500 V AC supply, Modbus TCP communication, Ethernet connectivity and integrated STO safety functionality.
£7,627.50
Why Choose the Danfoss 137N1276 iC7-Automation Frequency Converter?
The Danfoss 137N1276 is a reliable and efficient iC7-Automation frequency converter designed for precise speed and torque control of three-phase AC motors in industrial automation and machine control applications. As part of the advanced Danfoss iC7-Automation drive series, it provides robust motor control, flexible communication and integrated safety functionality for modern industrial systems.
This drive is engineered for OEM machinery, automation panels and industrial control systems where dependable performance, straightforward integration and efficient operation are required. Its IP21 / UL Type 1 enclosure, air-cooled construction and standard I/O configuration make it suitable for protected control cabinet and industrial installations.
With a rated output current of 106 A and a three-phase 380–500 V AC supply, the Danfoss 137N1276 is ideal for industrial motors used in conveyors, pumps, fans, compressors, packaging machinery and production equipment. Modbus TCP communication, Ethernet connectivity and integrated Safe Torque Off support make it well suited to automation-focused applications.
Key Advantages
- Reliable frequency converter for industrial automation applications.
- 106 A rated output current for demanding motor control requirements.
- Three-phase 380–500 V AC input suitable for industrial power systems.
- Integrated Safe Torque Off (STO) safety functionality.
- Modbus TCP fieldbus protocol enabled for automation networks.
- Ethernet port included for control system connectivity.
- Air-cooled construction for efficient thermal management.
- IP21 / UL Type 1 enclosure for protected industrial installations.
Key Features
- Danfoss iC7-Automation frequency converter series.
- 106 A nominal output current.
- Three-phase 380–500 V AC input supply.
- Integrated Safe Torque Off (STO) functionality.
- Modbus TCP OS7MT 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 C2.
- Air-cooled IP21 / UL Type 1 design.
Efficient Motor Control for Industrial Automation Systems
Frequency converters such as the Danfoss 137N1276 regulate motor speed by adjusting the output voltage and frequency supplied to the motor. This helps machinery operate more efficiently, improves process control and reduces mechanical stress on motors and driven equipment.
The Danfoss iC7-Automation platform is designed to support modern machine control with integrated safety, flexible I/O and industrial communication. With Modbus TCP connectivity and STO functionality, this drive can be integrated into automated systems where reliability, performance and network compatibility are important.
Typical Applications
- Industrial conveyors and material handling systems.
- Packaging and production machinery.
- Pumps and fluid handling equipment.
- Fans and ventilation systems.
- Compressors and processing machinery.
- OEM automation systems and machine building.
- Electrical control panels and protected industrial installations.
Technical Specifications
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| Power | 55 kW | |
|---|---|---|
| Current | 106 A | |
| Phase | Three Phase | |
| IP Rating | IP21 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Catalogue Number | 7FC-AUFA3N05-106AE21F2-000130453 | |
| Product type | Frequency converter / AC drive | |
| Rated output current | 106 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Cooling method | Air-cooled | |
| Protection rating | IP21 / UL Type 1 | |
| EMC category | C2 | |
| Control panel | 2.8" OPX20 | |
| Fieldbus protocol | Modbus TCP OS7MT | |
| Functional safety | Safe Torque Off (STO), not upgradable | |
| Frame size | FK07 |
Frequently Asked Questions
What is the Danfoss 137N1276 used for?
The Danfoss 137N1276 is used to control the speed and torque of three-phase AC motors in industrial automation, machinery and control panel applications.
What output current does this drive provide?
The drive has a rated output current of approximately 106 A.
What supply voltage does the drive require?
The Danfoss 137N1276 operates from a three-phase 380–500 V AC supply.
Which communication protocol is enabled?
This model includes Modbus TCP OS7MT fieldbus communication and Ethernet connectivity for industrial automation networks.
Does the Danfoss 137N1276 include safety functionality?
Yes. The drive includes integrated Safe Torque Off (STO) functionality, listed as not upgradable on this model.
Trusted by Automation Engineers Worldwide
Danfoss iC7-Automation frequency converters are trusted by machine builders, system integrators and industrial engineers for reliable motor control, advanced connectivity and dependable performance in automated machinery.
