Typical Applications

• Offshore installations 
• Marine environments 
• Self contained dry systems 
• Freezing environments 
• Sea water/corrosive water supplies 
• Foam applications 
• Single interlock pre-action

Operation

The BERMAD Model FP 400E–4D is suitable for systems that include dry pilot lines with closed pneumatic fusible plugs. The valve is closed as long as the dry pilot line is pressurized. It opens in response to a pneumatic pressure drop in the dry pilot line.

• Pneumatic PORV – Best suited for corrosive and freezing conditions
• Remote reset – Shut-off on remote command
• One-piece molded diaphragm-Only moving part – No maintenance required
• Simple design – Cost effective
• Obstacle-free full bore – Uncompromising reliability
• Factory pre-assembled trim – Out-of-box quality
• In-line serviceable – Minimal down time