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137L3526 Danfoss 22kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137L3526 iC7-Automation frequency converter, a 22 kW three-phase AC drive with Modbus TCP communication, STO safety functionality and advanced motor control capabilities.
£4,233.75
Why Choose the Danfoss 137L3526 iC7-Automation Frequency Converter?
The Danfoss 137L3526 is a high-performance iC7-Automation frequency converter engineered to provide precise motor control, energy efficiency and advanced automation capabilities for demanding industrial applications. As part of the innovative Danfoss iC7-Automation drive platform, it is designed to help machine builders, system integrators and industrial operators maximise productivity while maintaining operational reliability.
Featuring advanced control technology, integrated communication options and functional safety capabilities, the Danfoss 137L3526 offers seamless integration into modern automation environments. Its robust construction and intelligent drive functions help optimise machine performance, reduce energy consumption and simplify system commissioning.
With a rated power of 22 kW, a three-phase 380-500 V AC supply and a nominal output current of 43 A, this frequency converter is ideal for conveyors, pumps, compressors, fans, processing equipment and advanced industrial machinery. The compact IP20 open-type design allows efficient installation within electrical control panels.
Key Advantages
- Advanced frequency converter for industrial automation applications.
- 22 kW power rating suitable for demanding motor control tasks.
- 380-500 V AC three-phase input for industrial power networks.
- Integrated Safe Torque Off (STO) functional safety feature.
- Built-in Modbus TCP communication support.
- Ethernet connectivity for seamless automation integration.
- Coated boards for enhanced environmental protection.
- Integrated brake chopper for improved braking performance.
Key Features
- Danfoss iC7-Automation drive platform.
- 22 kW rated motor power.
- 43 A output current rating.
- Three-phase 380-500 V AC supply.
- Integrated Safe Torque Off (STO) safety functionality.
- Modbus TCP fieldbus communication enabled.
- Ethernet communication interface.
- Integrated brake chopper.
- Coated PCB protection for harsh environments.
- Control Panel 2.8 OPX20 included.
- IP20 open-type enclosure.
- Panel-mounted industrial drive design.
Advanced Drive Technology for Industrial Automation
The Danfoss iC7-Automation platform delivers precise speed and torque regulation for industrial motors, helping improve process accuracy, machine performance and overall system efficiency. Advanced control algorithms enable smooth operation across a wide range of applications while reducing mechanical stress on connected equipment.
Integrated networking capabilities, flexible I/O configuration and functional safety features make the 137L3526 an excellent solution for modern Industry 4.0 environments where connectivity, reliability and scalability are essential.
Typical Applications
- Industrial conveyors and material handling systems.
- Packaging and processing machinery.
- Pumps and pumping stations.
- Industrial fans and HVAC systems.
- Compressors and air handling equipment.
- Manufacturing and production lines.
- OEM machinery and automation systems.
- Process control applications.
Technical Specifications
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| Power | 22 kW | |
|---|---|---|
| Current | 43 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Product type | Frequency converter | |
| Rated power | 22 kW | |
| Rated current | 43 A | |
| Input voltage | 380-500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP20 | |
| Enclosure type | Open Type | |
| Frame size | FA05b | |
| EMC category | C1 and C2 | |
| Control panel | 2.8 OPX20 | |
| Digital inputs | 4 x DI | |
| Digital I/O | 2 x DI/O | |
| Analogue inputs | 2 x AI | |
| Analogue outputs | 1 x AO | |
| Relay outputs | 2 x RO | |
| Fieldbus protocol | Modbus TCP | |
| Functional safety | STO | |
| Net weight | Approx. 14.17 kg |
Frequently Asked Questions
What is the Danfoss 137L3526 used for?
The Danfoss 137L3526 is an industrial frequency converter used to control the speed and torque of three-phase AC motors in automation and process applications.
What motor power does this drive support?
This model is rated for applications up to 22 kW.
What supply voltage is required?
The drive operates from a three-phase 380-500 V AC supply.
Does the drive include safety functionality?
Yes, the unit includes integrated Safe Torque Off (STO) functionality for enhanced machine safety.
Which communication protocols are supported?
The drive supports Modbus TCP and includes Ethernet connectivity for integration into industrial automation networks.
Trusted by Industrial Automation Professionals
Danfoss iC7-Automation frequency converters are trusted worldwide for delivering efficient motor control, advanced connectivity and reliable performance in demanding industrial environments.
