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137L8991 Danfoss 15kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137L8991 iC7-Automation air-cooled frequency converter for three-phase 380-500 V AC industrial motor control systems with 31 A rated current and IP20 / Open Type protection.
£2,637.75
Why Choose the Danfoss 137L8991 iC7-Automation Frequency Converter?
The Danfoss 137L8991 is a compact and reliable iC7-Automation frequency converter designed for precise motor control in industrial automation applications. As part of the advanced Danfoss iC7-Automation drive range, it provides efficient speed and torque control for three-phase motors used in machinery, production systems and process equipment.
This air-cooled frequency converter is engineered to support stable motor operation, improved energy efficiency and flexible integration with modern automation networks. The iC7-Automation platform offers configurable control, embedded industrial communication and dependable performance for demanding industrial environments.
With a rated current of 31 A, three-phase 380–500 V AC supply compatibility and an IP20 / Open Type enclosure, the Danfoss 137L8991 is suitable for cabinet-mounted automation systems where compact, communication-ready low-voltage motor control is required.
Key Advantages
- Compact Danfoss iC7-Automation frequency converter.
- 31 A rated current for industrial motor control applications.
- Three-phase 380–500 V AC input for low-voltage drive systems.
- IP20 / Open Type construction for cabinet integration.
- Integrated Safe Torque Off (STO) safety function.
- EtherNet/IP and Ethernet connectivity for automation systems.
Key Features
- Danfoss iC7-Automation series.
- Air-cooled frequency converter.
- 31 A rated current.
- Three-phase 380–500 V AC input supply.
- IP20 / Open Type enclosure rating.
- FA04a frame size.
- EMC category C3.
- OPX20 2.8 control panel.
- Standard I/O with digital, analogue and relay outputs.
- EtherNet/IP fieldbus protocol enabled.
- Ethernet port included.
- Integrated Safe Torque Off (STO), not upgradable.
Reliable Motor Control for Industrial Automation
Frequency converters such as the Danfoss 137L8991 regulate motor speed by adjusting output voltage and frequency. This allows industrial machinery to operate more efficiently while improving process control, reducing mechanical stress and helping protect motors and driven equipment.
The iC7-Automation platform is developed for engineers, machine builders and system integrators who require flexible drive architecture, communication-ready control and dependable performance. With integrated safety functionality and industrial network support, the 137L8991 can be incorporated into modern automation systems with confidence.
Typical Applications
- Industrial motor speed control systems.
- Pumps, fans and compressor applications.
- Conveyors and material handling equipment.
- Packaging and production machinery.
- Process automation systems.
- Electrical cabinets and engineered drive panels.
Technical Specifications
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| Power | 15 kW | |
|---|---|---|
| Current | 31 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Industrial | |
| Series | iC7-Automation | |
| Model / SKU | 137L8991 | |
| Model code | 7FC-AUFA3N05-31A0E20F3-000127012 | |
| Product type | Frequency converter | |
| Cooling method | Air-cooled | |
| Rated current | 31 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP20 / Open Type | |
| Frame size | FA04a | |
| EMC category | C3 | |
| Control panel | OPX20 2.8 control panel | |
| Standard I/O | 4 × DI, 2 × DI/O, 2 × AI, 1 × AO, 2 × RO | |
| Fieldbus protocol | EtherNet/IP OS7IP | |
| Other protocols | Ethernet port, no protocol | |
| Functional safety | STO, not upgradable |
Frequently Asked Questions
What is the Danfoss 137L8991 used for?
The Danfoss 137L8991 is used to control the speed and torque of three-phase AC motors in industrial automation, machinery and process control applications.
What current rating does the Danfoss 137L8991 have?
This frequency converter has a rated current of approximately 31 A.
What supply voltage does the Danfoss 137L8991 require?
The drive is designed for a three-phase 380–500 V AC supply.
What enclosure rating does this frequency converter have?
The Danfoss 137L8991 has an IP20 / Open Type enclosure rating for installation inside a suitable electrical cabinet or protected enclosure.
Does the Danfoss 137L8991 include safety functionality?
Yes, this configuration includes integrated Safe Torque Off (STO) functionality.
Trusted by Industrial Automation Engineers Worldwide
Danfoss iC7-Automation frequency converters are used by engineers, machine builders and system integrators to deliver reliable motor control, efficient operation and seamless integration into industrial automation systems.
