The BERMAD Model 400E-DP, Dry Pipe Control Valve, is suitable for dry pipe systems with automatic sprinklers attached to a dry sprinkler piping system, with a supplementary electric monitoring system and a Pneumatic Supervised System of air pressure in the system piping,installed in the same area. The Supervised System consists of a Pneumatic Pilot Valve, pneumatic low pressure supply, and an additional listed check valve, including trim with low pressure switch, installed downstream from the Control Valve.

Features and Benefits

• Latch open – Closes only upon local reset
• Factory pre-assembled trim – Out-of box-quality
• Advanced globe wide body design
• Peripherally supported, one-piece balanced rolling-diaphragm with rugged radial seal disk
• Reliable drip tight, leak-proof seal under all conditions
• Only one moving assembly

Typical Applications

• Freezing conditions
• Dry Sprinklers Systems

Operation

The BERMAD Model FP 400E-DP, Dry Pipe Control Valve admits water into the sprinkler piping only when the PORV is activated due to the supervised system pressure drop.