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137H3731 Danfoss 7.5kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137H3731 iC7-Automation frequency converter with approximately 7.5 kW power class, 16 A rated current, and Safe Torque Off safety for industrial automation applications.
£1,848.75
Why Choose the Danfoss 137H3731 iC7-Automation Frequency Converter?
The Danfoss 137H3731 is a high-performance iC7-Automation frequency converter designed for advanced industrial motor control applications requiring precision, reliability, and scalable automation integration. Built on Danfoss’ latest drive platform, it delivers strong performance, modular flexibility, and intelligent control features for modern industrial environments.
Engineered for demanding machine building and process automation tasks, the iC7-Automation series supports efficient operation of pumps, fans, conveyors, compressors, and OEM systems. It is designed to optimise energy usage while maintaining stable torque and speed control under varying load conditions.
With a rated output current of 16 A, a power class of approximately 7.5 kW, and a three-phase 380–500 V AC supply, the 137H3731 is suited for medium-duty industrial automation systems requiring dependable performance and advanced control capability. {index=0}
Key Advantages
- Advanced iC7-Automation drive platform for precise motor control.
- 16 A rated output current for stable and efficient operation.
- Approx. 7.5 kW power class suitable for a wide range of machinery.
- 380–500 V AC three-phase input compatibility.
- Integrated Safe Torque Off (STO) safety function.
- High efficiency design supporting reduced energy consumption.
Key Features
- Danfoss iC7-Automation series frequency converter.
- 16 A nominal output current.
- Approx. 7.5 kW rated power.
- 380–500 V AC input supply.
- IP20 open-type cabinet installation.
- Vector control for smooth motor operation.
- Modular and scalable architecture.
- Industrial communication capability (variant dependent).
Reliable Motor Control for Industrial Automation
The iC7-Automation series delivers precise regulation of motor speed and torque by dynamically adjusting output voltage and frequency. This ensures smooth operation, improved process stability, and reduced mechanical stress on equipment.
Its advanced architecture is designed for Industry 4.0 environments, supporting high uptime, flexible integration, and efficient system-level performance across a wide range of applications.
Typical Applications
- Industrial automation systems.
- Conveyors and material handling systems.
- Pumps, fans, and compressors.
- OEM machinery and production lines.
- Process control environments.
- Energy-efficient motor control solutions.
Technical Specifications
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| Power | 7.5 kW | |
|---|---|---|
| Current | 16 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Product type | Frequency converter / AC drive | |
| Power rating | 7.5 kW (approx.) | |
| Rated current | 16 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP20 | |
| Cooling | Forced air cooling | |
| Control method | Vector control | |
| Functional safety | Safe Torque Off (STO) |
Frequently Asked Questions
What is the Danfoss 137H3731 used for?
It is used for precise control of AC motors in industrial automation and machinery applications.
What power range does this drive support?
It is typically used for applications around 7.5 kW with a rated current of 16 A.
Does it support industrial communication?
Yes, it supports Ethernet-based communication 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 Applications
Danfoss iC7-Automation drives are engineered for reliable performance, energy efficiency, and advanced motor control in demanding industrial environments.
