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137H4275 Danfoss 45kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137H4275 iC7-Automation frequency converter for industrial motor control, designed for high-power automation applications with precise speed and torque regulation.
£6,642.75
Why Choose the Danfoss 137H4275 iC7-Automation Drive?
The Danfoss 137H4275 is a high-performance iC7-Automation frequency converter designed for advanced industrial motor control applications. It delivers precise speed and torque regulation for three-phase AC motors, making it suitable for demanding automation environments where efficiency, reliability and system integration are essential.
As part of Danfoss’s latest generation drive platform, the iC7 series combines modular architecture, intelligent control features and strong industrial connectivity. The 137H4275 is engineered for high-power applications, supporting heavy-duty machinery and process systems across industrial production and infrastructure environments.
This model operates on a three-phase 380 to 500 V AC supply and is typically rated in the high current industrial range around 90 A, supporting approximately 45 kW class power depending on duty conditions. It is commonly used in conveyors, pumps, compressors, fans and general industrial automation systems.
Key Advantages
- Advanced iC7-Automation variable frequency drive platform for industrial control.
- Precise motor speed and torque regulation for stable process performance.
- Compatible with 380 to 500 V AC three-phase supply.
- Integrated Safe Torque Off (STO) safety functionality.
- Flexible communication options for modern automation systems.
- Optimised for energy efficiency and reduced operational costs.
Key Features
- Danfoss iC7-Automation frequency converter series.
- Industrial air-cooled cabinet or panel-mounted design.
- Approximate rating: 90 A output current class.
- Power rating around 45 kW class (configuration dependent).
- Supports industrial Ethernet and PROFINET RT depending on configuration.
- Built-in iC7 control panel compatibility (OPX20 interface).
- Modular I/O and scalable control architecture.
- Integrated STO safety functionality.
- Designed for OEM and industrial automation systems.
Advanced Motor Control for Industrial Systems
The iC7-Automation platform is designed for high precision motor control in both open-loop and closed-loop applications. By optimising voltage and frequency delivery, it improves efficiency, reduces mechanical stress and enhances overall process stability across industrial operations.
The 137H4275 is well suited to demanding industrial environments requiring consistent performance and flexible integration with modern automation systems, including production lines and process machinery.
Typical Applications
- Industrial automation and machine control systems.
- Conveyors and material handling equipment.
- Pumps, fans and compressor systems.
- Manufacturing and process machinery.
- OEM equipment and system integration.
- General purpose industrial motor control.
Technical Specifications
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| Power | 45 kW | |
|---|---|---|
| Current | 90 A | |
| Phase | Three Phase | |
| IP Rating | IP21 | |
| EMC Filter | Industrial | |
| Product family | iC7-Automation | |
| Product type | AC variable frequency drive | |
| Input voltage | 380 to 500 V AC | |
| Input phases | 3 phase | |
| Rated output current | approx. 90 A | |
| Power rating | approx. 45 kW class (depending on load) | |
| Enclosure rating | IP21 / UL Type 1 | |
| Cooling method | Air cooled | |
| Mounting type | Cabinet or panel installation | |
| Control panel | OPX20 compatible | |
| Safety function | Safe Torque Off (STO) |
Frequently Asked Questions
What is the Danfoss 137H4275 used for?
It is used to control the speed and torque of three-phase AC motors in industrial automation and machinery applications.
What voltage does this drive require?
The drive operates on a three-phase 380 to 500 V AC supply.
What motor size is it suitable for?
It typically supports motors in the 45 kW class depending on application and load conditions.
Does it include safety features?
Yes, it includes integrated Safe Torque Off (STO) functionality for safe motor shutdown.
What communication options are available?
Depending on configuration, it supports industrial Ethernet and PROFINET RT communication.
Trusted Industrial Drive Technology
The Danfoss iC7-Automation series is widely used in modern industrial automation for its scalability, precision control and energy efficient performance across demanding applications.
