Link to: Viper Aluminum PRDLink to: Hydrogen PRDLink to: Cobra PRDLink to: Python PRD

COBRA

Aluminum Long Trigger Thermal PRD

1ST GENERATION / 3,600 PSI / UP TO 9′

Long Trigger PRD for CNG Gas

Only available as replacement PRD’s for systems currently using 1st generation PRD’s

PRODUCT DESCRIPTION

Cobra is Emcara’s first generation thermally activated, Long Trigger Pressure Relief Device and is the first PRD of its kind. Available in trigger lengths up to 9′, the Cobra PRD features an anodized aluminum body and provides gas venting flow rates that are comparable to point PRD’s.

PERFORMANCE & GEOMETRY

Gas Type: CNG
Certified to PRD-1 Standard
Pressure: 3,600 psi nominal
Activation Temperature: 110 ºC
Activation Time: 30 seconds
Flow Rate: 85 SCFM (per PRD1/ISO15500)
Minimum Exposure Length: 12″
Length: 18″ – 108″
Body Size: 2″ x 2″ x 1.25″
Inlet Connection: SAE J1926-6 Port
Outlet Connection: SAE J1926-8 Port
Body Construction: Anodized Aluminum

Emcara PRD Safety

Cobra Aluminum Long Trigger Thermal PRD for CNG Gas
Cobra Aluminum Long Trigger Thermal PRD for CNG Gas Drawing

Download PDF

Downloadable PDF

Drawings

Downloadable Drawings
QUICK FACTS
  • Detects localized fire anywhere along the length of the PRD trigger
  • Vents contents when exposed to fire or heat
  • Can be interconnected for wide area protection or higher flow