Qualitrol LPRD/208/213/216 Large Pressure Relief Devices

QUALITROL LPRD/208/213/216 LARGE PRESSURE RELIEF DEVICES

Confidence with the global standard in pressure relief devices

Mechanical device for relief of excessive pressure buildup in large volumes of gas or fluid. Patented dual gasket system provides quick response time and automatically reseals after pressure has subsided. Options include local operation indication, contacts (switches) for operation alarming, and directional shield for hot oil and gas exhaust control.

Features

Confidence with the global standard in pressure relief devices

World's leading pressure relief device pioneered automatically resealing pressure relief
Greater than 50 years and 400,000 units of field experience in pressure relief have enabled QUALITROL experts to refine designs for maximum reliability
Most frequently customer specified pressure relief by name

Robust design and materials provide reliable protection and long life

Main cover is available in zinc clad steel (208/213) or stainless steel (216) for added durability and corrosion resistance
Dual gasket design provides amplified force for rapid operation
Patented secondary seal wiper gasket provides more reliable resealing
Stainless steel operating valve, fasteners, and hardware
Flange and ring are made from aluminum with a chromate conversion coating with exposed aluminum components receiving an additional epoxy paint coat

Widest array of options for a solution curtailed to your requirements

Preset certified relief rating allows you to select the device that best meets your needs
Switches can be specified to operate as latching or momentary, SPDT or DPDT, high DC, or low current gold contact type, and with connector, terminal box, or flying lead style connections
Optional directional shield can be coupled with piping, providing maximum protection of equipment, personnel and the environment by redirecting the flow of hot oil and gas
Optional gas bleed system available for mounting under the oil level
Device can be top mounted horizontally (recommended) or side mounted vertically for maximum installation flexibility

100% tested for quality assurance

QUALITROL LPRDs are 100% pressure tested for properoperation pressure
Test results are serialized for traceability

Visual and remote indication of operation

Optional semaphore (flag) provides visual indication of actuation and is available in different colors and materials
Standard units support up to two alarms switches that can be mounted directly to the device or on the directional shield

Option

Operating pressure, gasket material and type, hood material,Indicator style and color
Up to 2 latching or momentary switches (singe or double pole form C, high DC, or low current gold contacts)
Electrical connection style
Gas bleed system
Directional shield for controling hot oil and gas discharge (shown below)