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137H3746 Danfoss 90kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137H3746 iC7-Automation frequency converter with approx. 90 kW power class, 170 A rated current, and integrated STO safety for industrial automation applications.
£11,003.25
Why Choose the Danfoss 137H3746 iC7-Automation Frequency Converter?
The Danfoss 137H3746 is a high-performance iC7-Automation frequency converter engineered for advanced industrial motor control, delivering precise speed regulation, high efficiency, and robust performance in demanding automation environments.
Built on Danfoss’ latest iC7 platform, this drive provides intelligent control, modular flexibility, and seamless integration into modern industrial systems. It is commonly used in conveyors, pumps, fans, compressors, and OEM machinery where reliable motor operation and energy efficiency are critical.
This model operates with a rated output current of 170 A and a power class of approximately 90 kW, supporting a three-phase 380–500 V AC supply. It is designed for cabinet installation and continuous-duty industrial use in high-demand applications. {index=0}
Key Advantages
- Advanced iC7-Automation drive platform for intelligent motor control.
- 170 A rated output current for heavy industrial applications.
- Approx. 90 kW power class suitable for demanding machinery systems.
- 380–500 V AC three-phase input for standard industrial compatibility.
- Integrated Safe Torque Off (STO) safety function as standard.
- High efficiency design with strong thermal management and reliability.
Key Features
- Danfoss iC7-Automation series frequency converter.
- 170 A nominal output current.
- Approx. 90 kW rated power.
- 380–500 V AC input supply.
- IP20 cabinet-mounted design for control panel integration.
- Advanced vector control for precise motor performance.
- Modular and scalable architecture for flexible system design.
- Supports multiple industrial communication protocols depending on configuration.
Reliable Motor Control for Industrial Automation
The iC7-Automation platform provides precise control of motor speed and torque by dynamically adjusting output frequency and voltage. This ensures smooth operation, improved process stability, and reduced mechanical wear across connected equipment.
Its modular architecture supports scalable automation systems, making it suitable for both standalone machinery and large industrial production lines requiring high-performance drive control.
Typical Applications
- Industrial automation systems.
- Conveyors and material handling equipment.
- Pumps, fans, and compressors.
- OEM machinery and production lines.
- Process control environments.
- High-power energy-efficient motor drive systems.
Technical Specifications
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| Power | 90 kW | |
|---|---|---|
| Current | 170 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Product type | Frequency converter / AC drive | |
| Power rating | Approx. 90 kW | |
| Rated current | 170 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP20 | |
| Cooling method | Forced air cooling | |
| Control method | Vector control | |
| Functional safety | Safe Torque Off (STO) | |
| Installation type | Cabinet / panel mounting |
Frequently Asked Questions
What is the Danfoss 137H3746 used for?
It is used for precise motor control in industrial automation systems and heavy-duty machinery applications.
What power range does this drive support?
It is typically used in the 90 kW class with a rated current of 170 A.
Does it include safety functions?
Yes, it includes Safe Torque Off (STO) as standard.
What voltage supply is required?
The drive operates on a three-phase 380–500 V AC supply.
Is it suitable for industrial communication systems?
Yes, it supports multiple communication protocols depending on configuration.
Trusted in Industrial Automation Worldwide
Danfoss iC7-Automation drives are engineered for high efficiency, advanced control performance, and long-term reliability in demanding industrial environments.
