Quick Facts
- Class A safety valve to EN 161
- DN 6 to DN 65 size range
- Multiple inlet pressure ratings

Kromschröder VG Series
Gas Safety Valves
Class A safety shut-off valves for gas trains with multiple connection and pressure options.
Selection Guide
Quick Opening
Standard Safety Valve
Quick opening safety valves for rapid shut-off in burner safety systems.
Slow Opening
Soft Start
Slow opening variants for soft ignition and controlled gas ramp-up.
Connection Types
Thread, Flange, Olive
Connection options include double-cone olive, threaded, and flanged fittings.
Series Overview
The Kromschröder VG Series includes Class A safety shut-off valves for automatic gas shut-off. The VG range supports multiple inlet pressure ratings and connection types, making it suitable for diverse industrial burner trains.
Key Features
- EN 161 Class A: Certified safety shut-off valves for gas applications.
- Flexible Connections: Double-cone olive, threaded, and flanged connections.
- Pressure Options: pu max 100/200/360/500/1000/1800 mbar across sizes.
Technical Specifications
| Parameter | Value |
|---|---|
| Standard | EN 161 Class A |
| Nominal Sizes | DN 6 to DN 65 |
| Max. Inlet Pressure | 100 to 1800 mbar (by version) |
| Connection Types | Olive, threaded, flanged |
| Opening Options | Quick opening or slow opening |
| Supply Voltage | 24 V DC, 120 V AC, 220/240 V AC |
All Models
VG Series
Frequently Asked Questions
What is the primary function of the Kromschroder VG Series?
The Kromschroder VG 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 VG 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 VG Series components suitable for retrofitting existing systems?
Yes, Kromschroder designs the VG 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.