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137H3728 Danfoss 5.5kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137H3728 iC7-Automation frequency converter with approximately 5.5 kW power class, 12.5 A rated current, and Safe Torque Off safety for industrial automation applications.
£1,617.75
Why Choose the Danfoss 137H3728 iC7-Automation Frequency Converter?
The Danfoss 137H3728 is a high-performance iC7-Automation frequency converter engineered for demanding industrial drive and automation applications. It is designed to deliver precise motor control, strong operational reliability, and seamless integration into modern industrial systems.
Built on Danfoss’ advanced iC7 platform, this drive supports intelligent control, modular expandability, and enhanced connectivity for Industry 4.0 environments. It is suitable for OEM machinery, process automation, and industrial systems requiring stable torque control and high efficiency.
With a rated output current of 12.5 A, a power class of approximately 5.5 kW, and a three-phase 380–500 V AC supply, the 137H3728 is designed for medium-duty industrial applications where precision and robustness are essential. {index=0}
Key Advantages
- Advanced iC7-Automation drive platform with intelligent motor control.
- 12.5 A rated output current for stable performance under load.
- Approx. 5.5 kW power class suitable for industrial machinery.
- 380–500 V AC three-phase supply compatibility.
- Integrated Safe Torque Off (STO) safety function.
- High efficiency design supporting reduced energy consumption.
Key Features
- Danfoss iC7-Automation series frequency converter.
- 12.5 A nominal output current.
- Approx. 5.5 kW rated power.
- 380–500 V AC input supply.
- IP20 cabinet-mounted design for control panels.
- Advanced vector control for precise motor regulation.
- Modular architecture for flexible system expansion.
- Fieldbus and Industrial Ethernet compatibility (variant dependent).
Reliable Motor Control for Industrial Automation
The iC7-Automation platform provides highly accurate motor speed and torque regulation by continuously optimising voltage and frequency output. This results in smooth operation, improved process stability, and reduced mechanical stress on driven equipment.
Designed for modern industrial environments, it supports high efficiency, scalable performance, and seamless integration into automated production systems.
Typical Applications
- Industrial automation systems.
- Conveyors and material handling equipment.
- Pumps, fans, and compressors.
- OEM machinery and production lines.
- Process control systems.
- Energy-efficient motor control applications.
Technical Specifications
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| Power | 5.5 kW | |
|---|---|---|
| Current | 12.5 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Product type | Frequency converter / AC drive | |
| Rated power | 5.5 kW (approx.) | |
| Rated current | 12.5 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP20 | |
| Cooling | Forced air cooling | |
| Control method | Vector control / intelligent automation drive | |
| Functional safety | Safe Torque Off (STO) |
Frequently Asked Questions
What is the Danfoss 137H3728 used for?
It is used for precise control of AC motors in industrial automation and machinery applications.
What is the power rating of this drive?
The drive is rated at approximately 5.5 kW with a nominal current of 12.5 A.
Does it support industrial communication protocols?
Yes, it supports multiple Ethernet and fieldbus communication options depending on configuration.
Does it include safety functions?
Yes, it includes integrated Safe Torque Off (STO) functionality.
What supply voltage is required?
The drive operates from a three-phase 380–500 V AC supply.
Trusted in Industrial Drive Applications
Danfoss iC7-Automation drives are designed for high-performance motor control, energy efficiency, and reliable operation in demanding industrial environments.
