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137U8257 Danfoss 5.5kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U8257 iC7-Automation air-cooled frequency converter with 12.5 A output current, three-phase 380-500 V AC input, IP20 open type enclosure, Modbus TCP communication and integrated STO and SS1-t safety functionality.
£1,409.25
Why Choose the Danfoss 137U8257 iC7-Automation Frequency Converter?
The Danfoss 137U8257 is a compact and reliable iC7-Automation frequency converter designed for precise speed and torque control of three-phase AC motors in industrial automation applications. As part of the advanced Danfoss iC7-Automation series, it delivers efficient motor control, integrated safety and flexible connectivity for modern machinery and process systems.
This air-cooled drive is engineered for applications requiring dependable performance, cabinet-mounted installation and straightforward automation integration. Its IP20 / open type enclosure, Modbus TCP communication and compact FA02a frame make it suitable for machine control panels, production equipment and industrial drive systems.
With a rated output current of 12.5 A and operation from a three-phase 380-500 V AC supply, the 137U8257 is ideal for smaller industrial motors used in conveyors, pumps, fans, packaging machinery and auxiliary automation equipment.
Key Advantages
- Compact frequency converter for industrial automation.
- 12.5 A rated output current for small motor control applications.
- Three-phase 380-500 V AC input for industrial power systems.
- Integrated Safe Torque Off (STO) safety function.
- SS1-t safety function with fieldbus support.
- Modbus TCP enabled for automation network integration.
- IP20 / open type enclosure for cabinet installation.
- Air-cooled construction supports dependable continuous operation.
Key Features
- Danfoss iC7-Automation series.
- 12.5 A nominal output current.
- Three-phase 380-500 V AC input supply.
- Air-cooled frequency converter design.
- IP20 / open type protection rating.
- Frame size FA02a.
- Modbus TCP OS7MT fieldbus protocol enabled.
- Ethernet port included.
- Blind Panel OPX00 fitted.
- Functional safety: STO, SS1-t, fieldbus.
Reliable Motor Control for Industrial Automation
Frequency converters such as the Danfoss 137U8257 regulate motor speed by adjusting output voltage and frequency. This helps improve process control, reduce mechanical stress and optimise energy consumption across motor-driven industrial systems.
The iC7-Automation platform is designed for demanding automation applications requiring accurate control, embedded connectivity and dependable safety functionality. With Modbus TCP, Ethernet connectivity and integrated safety functions, the 137U8257 can be integrated into PLC-based systems, industrial networks and machine control panels.
Typical Applications
- Small industrial pumps and pumping systems.
- Fans, blowers and ventilation equipment.
- Conveyors and material handling systems.
- Packaging and production machinery.
- Machine building and OEM applications.
- Industrial automation control panels.
- Process equipment and auxiliary drives.
- General-purpose three-phase motor control.
Technical Specifications
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| Power | 5.5 kW | |
|---|---|---|
| Current | 12.5 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Model code | IC7-60FA3N05-12A5E20F2+ACBC+ALDC+BAMT+BEF2+DAAU | |
| Product type | Air-cooled frequency converter | |
| Rated output current | 12.5 A | |
| Input voltage | 380-500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP20 / open type | |
| Frame size | FA02a | |
| EMC category | C2 | |
| Control panel | Blind Panel OPX00 | |
| Standard I/O | None | |
| Fieldbus protocol | Modbus TCP OS7MT | |
| Other protocols | Ethernet port, no protocol | |
| Functional safety | STO, SS1-t, fieldbus | |
| Cooling method | Air-cooled |
Frequently Asked Questions
What is the Danfoss 137U8257 used for?
The Danfoss 137U8257 is used to control the speed and torque of three-phase AC motors in industrial automation, machine building and process control applications.
What output current does this drive provide?
The drive has a rated output current of approximately 12.5 A.
What supply voltage does the drive require?
The 137U8257 operates from a three-phase 380-500 V AC supply.
Does this model include safety functionality?
Yes, the drive includes Safe Torque Off (STO) and SS1-t safety functionality with fieldbus support.
Which communication protocol is enabled?
This model supports Modbus TCP OS7MT communication and includes an Ethernet port for automation integration.
Trusted for Industrial Automation
Danfoss iC7-Automation frequency converters are trusted by automation engineers and machine builders for precise motor control, advanced connectivity and reliable operation in demanding industrial applications.
