Disc, seat & operation
Review disc and seat materials, pipe clearance and the end connection. Specify manual or actuated operation and any position-feedback requirements.
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| Available Sizes | DN50-DN300 |
|---|---|
| Connection Type | Grooved |
| Pressure Rating | 300PSI |
| Body Material | Ductile Iron |
| Disc Material | EPDM Encapsulated Ductile Iron |
| Max. Working Pressure | 20,7 bar |
| Working Temperature | -10 - 120°C |
| Position | Normally Open · Normally Closed |
| Size | DN50 / Ø60,3mm · DN65 / Ø76,1mm · DN80 / Ø88,9mm · DN100 / Ø114,9mm · DN125 / Ø139,7mm · DN150 / Ø168,3mm · DN200 / Ø219,1mm · DN250 / Ø273,0mm · DN300 / Ø323,9 mm |
| Approvals | FM |
Catalogue options. Operating limits depend on the selected size, materials and configuration.
This butterfly valve is designed specifically for fire sprinkler systems, providing precise flow control and easy operation. Constructed from high-quality, durable materials, it is built to withstand the demands of high-pressure environments. The valve features an integrated tamper switch, ensuring system security by signaling any unauthorized adjustments.
Applications: Fire protection
For technical documentation or assistance with your selection, contact Nordic Valves.

Supervised isolation, check valves and sprinkler heads. Match the component to the system specification.
Explore application guidanceReview disc and seat materials, pipe clearance and the end connection. Specify manual or actuated operation and any position-feedback requirements.
Specify the system pressure, installation position and connection. Confirm the supervision arrangement where applicable and the product approvals required by the project.
Include the required installation drawing, material documentation and testing requirements. Confirm the final configuration and its operating limits with your enquiry.
Include the operating conditions in your enquiry. Add your medium, pressure, temperature and documentation requirements alongside the selected options.
Review your quotation