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137H2591 Danfoss 37kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137H2591 iC7-Automation frequency converter, a 37 kW three-phase variable frequency drive with Modbus TCP communication, STO safety functionality and IP21 protection for industrial automation applications.
£7,044.75
Why Choose the Danfoss 137H2591 iC7-Automation Frequency Converter?
The Danfoss 137H2591 is a high-performance iC7-Automation frequency converter engineered for demanding industrial automation applications requiring precise motor control, advanced connectivity and reliable operation. As part of the next-generation Danfoss iC7-Automation drive series, it delivers exceptional shaft performance, embedded cybersecurity features and flexible configuration options for modern industrial systems.
Designed for machine builders, OEMs and industrial automation specialists, the iC7-Automation platform combines advanced motor control algorithms with extensive communication capabilities. Its modular architecture and scalable functionality allow seamless integration into production lines, material handling systems and process automation environments.
With a rated motor power of 37 kW, a 380–500 V AC three-phase supply and a 73 A output current rating, the Danfoss 137H2591 is ideal for high-demand industrial applications requiring dependable speed and torque control. The robust IP21 / UL Type 1 enclosure enables installation in industrial electrical rooms and control cabinets. {index=0}
Key Advantages
- Advanced iC7-Automation frequency converter for industrial automation systems.
- 37 kW motor power rating for demanding applications.
- 380–500 V AC three-phase input suitable for industrial power networks.
- Integrated Safe Torque Off (STO) safety functionality.
- Built-in Modbus TCP communication and Ethernet connectivity.
- Integrated brake chopper for enhanced motor control performance.
- High precision motor control with advanced automation features.
- Industrial IoT-ready architecture with embedded cybersecurity support.
Key Features
- Danfoss iC7-Automation series.
- 37 kW / 50 HP motor power rating.
- 73 A continuous current rating.
- 380–500 V AC three-phase supply.
- Integrated Safe Torque Off (STO) safety function.
- Integrated brake chopper.
- Modbus TCP OS7MT fieldbus communication.
- Ethernet connectivity.
- 4x DI, 2x DI/O, 2x AI, 1x AO and 2x relay outputs.
- Control Panel 2.8 OPX20 included.
- Encoder/Resolver Option OC7M0 installed.
- IP21 / UL Type 1 protection rating.
Advanced Automation and Motor Control Performance
The Danfoss iC7-Automation platform is designed to provide exceptional control accuracy for induction, permanent magnet and synchronous reluctance motors. Advanced control algorithms ensure stable operation, energy-efficient performance and rapid system response across a wide range of industrial applications.
Integrated communication interfaces, functional safety features and scalable option modules enable the drive to become a central component within Industry 4.0 and smart manufacturing environments. This flexibility helps simplify commissioning while supporting future automation requirements.
Typical Applications
- Industrial automation and machine building.
- Material handling and conveyor systems.
- Packaging machinery.
- Pumps, fans and compressors.
- Process manufacturing equipment.
- Production and assembly lines.
- OEM machinery and automation systems.
- Industrial motion control applications.
Technical Specifications
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| Power | 37 kW | |
|---|---|---|
| Current | 73 A | |
| Phase | Three Phase | |
| IP Rating | IP21 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Part Number | 137H2591 | |
| Product type | Frequency converter, air-cooled | |
| Rated motor power | 37 kW / 50 HP | |
| Rated current | 73 A | |
| Input voltage | 380–500 V AC | |
| Input phases | 3-phase | |
| Input frequency | 50 / 60 Hz | |
| Output frequency | 0–590 Hz | |
| Protection rating | IP21 / UL Type 1 | |
| Frame size | FK06 | |
| EMC category | C1 and C2 | |
| Safety | STO (Safe Torque Off) | |
| Dimensions (H × W × D) | approx. 671 × 209 × 303 mm | |
| Net weight | approx. 29.7 kg |
Frequently Asked Questions
What is the Danfoss 137H2591 used for?
The Danfoss 137H2591 is an iC7-Automation frequency converter designed to provide precise speed and torque control for industrial AC motors in demanding automation applications.
What motor power can this drive control?
This model is rated for motors up to 37 kW (50 HP) under standard operating conditions.
What supply voltage does the drive require?
The drive operates from a three-phase 380–500 V AC supply.
Does the drive include safety functions?
Yes, the drive includes an integrated Safe Torque Off (STO) safety function for improved machine safety.
Which communication protocols are supported?
The Danfoss 137H2591 supports Modbus TCP communication and Ethernet connectivity for integration with industrial control systems.
Trusted by Industrial Automation Professionals Worldwide
Danfoss iC7-Automation frequency converters are trusted by OEMs, machine builders and automation engineers worldwide for their precision motor control, advanced connectivity, robust safety features and long-term reliability in demanding industrial environments.
