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137H3703 Danfoss 75kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137H3703 iC7-Automation frequency converter, 147A industrial AC drive for high-power motor control and automation systems.
£9,914.25
Why Choose the Danfoss 137H3703 iC7-Automation Frequency Converter?
The Danfoss 137H3703 is a high-performance iC7-Automation frequency converter designed for demanding industrial motor control applications. Built on Danfoss’ next-generation drive platform, it delivers precise speed and torque regulation for three-phase AC motors, ensuring stable performance, strong efficiency and reliable operation in complex automation environments.
Engineered for modern Industry 4.0 systems, the iC7-Automation series supports advanced connectivity, flexible configuration and integrated intelligence. This makes it suitable for OEM machinery, production lines, process automation and heavy-duty industrial systems requiring consistent performance and high availability.
With a supply range of 380–500 V AC and a rated current of 147 A, the 137H3703 is built for high-power applications where stable torque delivery and robust overload handling are essential. Its cabinet-mounted, air-cooled design supports efficient thermal management and straightforward integration into control panels. {index=0}
Key Advantages
- Advanced iC7-Automation platform for precise motor control.
- 147 A rated output current for high-load industrial use.
- Three-phase 380–500 V AC supply compatibility.
- Integrated Safe Torque Off (STO) safety functionality.
- Flexible communication options for industrial automation systems.
- Optimised energy efficiency and reduced motor stress.
Key Features
- Danfoss iC7-Automation series frequency converter.
- 147 A nominal output current.
- 380–500 V AC three-phase input.
- Air-cooled modular drive design.
- PROFINET RT communication support (depending on configuration).
- Flexible I/O structure for industrial integration.
- Built-in functional safety with STO.
- IP20 cabinet-mounted enclosure.
Reliable Motor Control for Industrial Automation
The iC7-Automation drive regulates motor speed and torque by adjusting output voltage and frequency, enabling precise process control and improved system stability. This helps reduce mechanical wear while improving overall energy efficiency in industrial operations.
Designed for demanding applications, it supports advanced monitoring and communication capabilities, making it suitable for integration into both standard and highly complex automation systems.
Typical Applications
- Industrial conveyors and heavy material handling systems.
- Pumps, compressors and ventilation systems.
- Manufacturing and production equipment.
- Process automation installations.
- Heavy-duty OEM machinery.
- Energy-efficient industrial drive systems.
Technical Specifications
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| Power | 75 kW | |
|---|---|---|
| Current | 147 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 | 147 A | |
| Power rating | approx. 75 kW class | |
| Input phases | 3-phase | |
| Cooling type | Air-cooled | |
| Protection rating | IP20 (open type) | |
| Frame size | FA08 | |
| EMC category | C1 / C2 | |
| Functional safety | STO (Safe Torque Off) | |
| Control interfaces | Fieldbus + multi I/O options |
Frequently Asked Questions
What is the Danfoss 137H3703 used for?
It is used for precise control of three-phase AC motors in industrial automation and machinery applications.
What is the rated current of this drive?
The drive has a rated output current of 147 A, suitable for high-power applications.
What voltage does it operate on?
It operates on a three-phase 380–500 V AC supply.
Does it include safety functions?
Yes, it includes integrated Safe Torque Off (STO) functionality.
Where is this drive installed?
It is typically installed inside industrial electrical cabinets as part of automation systems.
Trusted in High-Power Industrial Applications
Danfoss iC7-Automation drives are widely recognised for reliability, advanced control performance and seamless integration into modern industrial automation systems.
