Relief Valves for Intake and Exhaust Systems

Reliable explosion protection without plant downtime

  • Reliable flameless pressure relief
  • No direct shut-down of the system
  • Maintenance-free and operational for many years

HOERBIGER has been setting standards in safety technology for decades. This benefits the manufacturers and operators of industrial gas and dual-fuel engines.

Dangerous explosions are possible at any time in intake and exhaust pipes of industrial gas-powered and dual-fuel engines as well as downstream piping systems. Our EVT and EVM relief valves provide maximum protection for the operators, the engine and the equipment components.

Technical data

Diameter inches millimeters
EVT 3.8 to 10.4 98 to 266
EVM 12.6 to 28.9 320 to 735
Geometric venting cross-section inches² centimeters²
EVT 9.2 to 77.3 59.4 to 499
EVM 113.4 to 605.2 732 to 3905