BM5 Series slam-shut valve is an automatic shutoff appliance suitable for installation as a safety device in regulating stations and gas distribution piping. BM5 Series slam-shut valve is used in natural gas, air, propane, butane, LPG, city gas, nitrogen, carbon dioxide, hydrogen regulating or distribution installations.The slam-shut valve is designed to shutoff the flow of gas in the event of the pressure rising above or falling below the predefined levels.
Body Sizes
DN 25, 40, 50, 65, 80, 100, and 150 / NPS 1, 1-1/2, 2, 2-1/2, 3, 4, and 6
End Connection Style
PN 16, 16 EN 25 / CL150, CL300, and CL600
Maximum Inlet Pressure
100 bar / 1450 psig
Overpressure Set Range
0,03 to 80 bar / 0.44 to 1160 psig
Underpressure Set Range
0,01 to 80 bar / 0.15 to 1160 psig
Accuracy Class
Up to ± 1%
Response Time
< 1 second
Temperature Capabilities
Standard Temperature version: Working: -10° to 60°C / 14° to 140°F Low-Temperature version:Working: -20° to 60°C / -4° to 140°F
Axial Flow
Sleeve Valve
Protected Seal Pad
Push-Button Manual Emergency Release
Manual Reset through Rotation of the Reset Shaft Only