Quick Facts
- 0° to 90° rotary movement
- Direct mounting on butterfly valves
- Manual/automatic mode changeover

Kromschröder IC 20/40 Series
Valve Actuators
Precise rotary actuators for butterfly valves with flexible control options from basic to programmable.
Selection Guide
IC 20 Basic
Continuous or 3-Point
Ideal for basic applications with simple control and fast commissioning.
IC 20..E
Electronic Positioning
Electronic positioning for continuous control signals and cable-break behavior.
IC 40 Advanced
Programmable Functions
Programmable actuator with diagnostics, statistics, and fault history.
Series Overview
The Kromschröder IC 20/40 Series actuators provide precise rotary movement between 0° and 90° for butterfly valves. IC 20 models are suited for basic control, while IC 40 offers programmable functions, diagnostics, and service data.
Key Features
- Rotary Control: 0° to 90° motion for gas and air flow regulation.
- Flexible Signals: Three-point step or continuous control options.
- Service Support: IC 40 provides statistics and fault history.
Technical Specifications
| Parameter | Value |
|---|---|
| Angle of Rotation | 0° to 90° |
| Torque | 2.5 to 3 Nm (IC 20/40) |
| Control Signals | Three-point step or continuous |
| Mounting | Direct on BV butterfly valves |
| Operating Modes | Automatic/Manual changeover |
| Use Cases | Gas and air flow regulation |
All Models
IC 20/40 Series
Frequently Asked Questions
What is the primary function of the Kromschroder IC20-40 Series?
The Kromschroder IC20-40 Series is designed to provide precise and reliable control for industrial combustion systems, ensuring optimal performance, safety, and energy efficiency across various heating applications.
How do I select the right model within the IC20-40 Series?
Selecting the correct model depends on your specific application requirements, including operating voltage, required torque or capacity, and control logic (e.g., on-off vs. modulating). Refer to the model overview table above or contact our engineering team for technical assistance.
Are IC20-40 Series components suitable for retrofitting existing systems?
Yes, Kromschroder designs the IC20-40 Series with standardization in mind, making them excellent choices for both new installations and retrofitting older or legacy combustion systems to meet modern safety and emissions standards.