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137U2520 Danfoss 1.1kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U2520 iC7-Automation frequency converter, an air-cooled three-phase AC variable frequency drive with 3.0 A rated current, 1.1 kW power rating, 380–500 V AC input, IP20/Open Type protection, Modbus TCP communication and integrated Safe Torque Off functionality.
£635.25
Why Choose the Danfoss 137U2520 iC7-Automation Frequency Converter?
The Danfoss 137U2520 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 drive series, it provides efficient motor control, flexible communication and dependable cabinet-mounted performance for modern machinery and control systems.
This air-cooled variable frequency drive is engineered for installation inside electrical cabinets and control panels. Its IP20/Open Type construction, compact FA02a frame and Ethernet-based communication support make it suitable for machine builders, panel builders and automation engineers requiring reliable low-power motor control with streamlined system integration.
With a three-phase 380–500 V AC supply, 3.0 A rated current and Frame FA02a construction, the Danfoss 137U2520 is ideal for compact industrial motor control applications where efficient performance, Modbus TCP connectivity and integrated safety are essential.
Key Advantages
- Compact Danfoss iC7-Automation frequency converter for industrial motor control.
- 3.0 A rated output current for smaller machinery and automation applications.
- 1.1 kW typical motor power rating for low-power industrial motors.
- Three-phase 380–500 V AC input compatible with industrial power systems.
- IP20/Open Type design for electrical cabinet installation.
- Supports Modbus TCP and Ethernet-based automation integration.
Key Features
- Danfoss iC7-Automation drive series.
- Air-cooled frequency converter.
- 3.0 A rated current.
- 1.1 kW / 1.5 hp power rating.
- Three-phase 380–500 V AC input supply.
- EMC category C3.
- Frame size FA02a.
- OPX20 2.8 control panel.
- Standard I/O with digital inputs, digital I/O, analogue inputs, analogue output and relay outputs.
- Functional safety with Safe Torque Off (STO).
Reliable Motor Control for Compact Automation Systems
Frequency converters such as the Danfoss iC7-Automation regulate AC motor speed by adjusting output frequency and voltage. This supports smoother operation, improved process control, reduced mechanical stress and enhanced energy performance across industrial equipment.
The Danfoss 137U2520 is designed for automation environments where compact installation, reliable communication and safe machine operation are essential. Its Modbus TCP support, standard I/O and STO safety function make it a practical choice for modern control panels and networked machinery.
Typical Applications
- Industrial automation systems.
- Compact conveyors and material handling equipment.
- Pumps, fans and auxiliary motor control.
- Packaging and production machinery.
- Process control and manufacturing equipment.
- OEM machine building and electrical control panels.
Technical Specifications
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| Power | 1.1 kW | |
|---|---|---|
| Current | 3 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Industrial | |
| Series | iC7-Automation | |
| SKU | 137U2520 | |
| Product type | AC variable frequency drive | |
| Cooling method | Air cooled | |
| Rated output current | 3.0 A | |
| Power rating | 1.1 kW / 1.5 hp | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| EMC category | C3 | |
| Protection rating | IP20 / Open Type | |
| Frame size | FA02a | |
| Control panel | OPX20 2.8 | |
| Fieldbus protocol | Modbus TCP | |
| Other protocols | Ethernet port, no protocol | |
| Functional safety | STO, not upgradable | |
| Standard I/O | 4 × DI, 2 × DI/O, 2 × AI, 1 × AO, 2 × RO | |
| Dimensions (H × W × D) | approx. 270 × 90 × 221 mm | |
| Weight | approx. 3.63 kg |
Frequently Asked Questions
What is the Danfoss 137U2520 used for?
The Danfoss 137U2520 is used to control the speed and torque of three-phase AC motors in industrial automation, machinery and control panel applications.
What voltage does the Danfoss 137U2520 require?
This frequency converter operates from a three-phase 380–500 V AC supply.
What is the rated current of this drive?
The Danfoss 137U2520 has a rated output current of 3.0 A.
What motor power is supported by this drive?
The drive is typically rated for motors up to approximately 1.1 kW / 1.5 hp.
Which communication protocol is supported?
The Danfoss 137U2520 supports Modbus TCP for integration with industrial automation networks.
Trusted by Industrial Automation Engineers
Danfoss iC7-Automation frequency converters are used by machine builders, panel builders and automation engineers to deliver efficient, flexible and reliable motor control in demanding industrial environments.
