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137H3701 Danfoss 45kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137H3701 iC7-Automation frequency converter, 90A industrial AC drive designed for advanced motor control and automation systems.
£7,726.50
Why Choose the Danfoss 137H3701 iC7-Automation Frequency Converter?
The Danfoss 137H3701 is a high-performance iC7-Automation frequency converter designed for advanced industrial motor control in demanding automation environments. Built on Danfoss’ latest drive platform, it delivers precise torque and speed regulation for three-phase AC motors, making it suitable for complex machinery and process applications requiring reliability and efficiency.
As part of the next-generation iC7 drive series, this unit combines intelligent control, flexible connectivity, and robust safety functions. Its modular architecture allows engineers to adapt the configuration to specific application requirements, ensuring optimal performance across a wide range of industrial systems including production lines, conveyors, and heavy-duty automation equipment.
With a rated supply of 380–500 V AC and a current capacity of 90 A, the 137H3701 is engineered for medium to high-power applications where stability and control accuracy are essential. The air-cooled design and compact footprint make it suitable for cabinet installation in modern industrial control systems. {index=0}
Key Advantages
- Advanced iC7-Automation drive platform for high-performance motor control.
- 90 A rated output current suitable for demanding industrial loads.
- Three-phase 380–500 V AC supply compatibility.
- Integrated Safe Torque Off (STO) safety functionality.
- Highly configurable communication and I/O options for automation systems.
- Optimised energy efficiency and motor performance in variable load applications.
Key Features
- Danfoss iC7-Automation series frequency converter.
- 90 A nominal current rating.
- 380–500 V AC three-phase input.
- Air-cooled modular drive architecture.
- Integrated PROFINET RT communication support.
- Standard industrial I/O configuration for flexible integration.
- Built-in safety functions including STO (SIL-rated capability).
- Compact FA07 frame size for cabinet mounting.
Reliable Motor Control for Industrial Automation
The iC7-Automation platform regulates motor speed and torque by precisely adjusting voltage and frequency output. This enables smoother machine operation, reduced mechanical stress, and improved process stability in high-demand industrial environments.
Designed for modern Industry 4.0 applications, the system supports advanced connectivity and monitoring, allowing integration into smart factory architectures. Its flexible configuration options make it suitable for both standard and highly specialised automation tasks.
Typical Applications
- Industrial conveyors and material handling systems.
- High-performance production machinery.
- Pumps, compressors and fan systems.
- Process automation and manufacturing lines.
- Heavy-duty OEM machinery applications.
- Energy-optimised industrial systems.
Technical Specifications
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| Power | 45 kW | |
|---|---|---|
| Current | 90 A | |
| Voltage | 500 V | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Product type | Frequency converter / AC drive | |
| Supply voltage | 380–500 V AC | |
| Rated current | 90 A | |
| Power range | approx. 45 kW class | |
| Input phases | 3-phase | |
| Cooling type | Air-cooled | |
| Protection rating | IP20 (open type) | |
| Frame size | FA07 | |
| EMC category | C1 / C2 | |
| Functional safety | STO (Safe Torque Off) | |
| Control I/O | Multiple DI, AI, AO, relay outputs |
Frequently Asked Questions
What is the Danfoss 137H3701 used for?
This frequency converter is used for controlling speed and torque of three-phase motors in industrial automation systems and machinery.
What power range does this drive support?
It is designed for applications in the approximately 45 kW class, depending on configuration and load conditions.
What supply voltage is required?
The unit operates on a three-phase 380–500 V AC supply.
Does it include safety functions?
Yes, it includes integrated Safe Torque Off (STO) functionality for enhanced operational safety.
Where is this drive typically installed?
It is typically installed inside industrial electrical cabinets as part of automated control systems.
Trusted in Modern Industrial Automation
Danfoss iC7-Automation drives are widely adopted in advanced manufacturing environments for their precision control, modular flexibility and reliable performance in demanding applications.
