Qualitrol LPRD / 208/213/216 Große Druckentlastungsvorrichtung

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Qualitrol LPRD / 208/213/216 Großes Druckentlastungsventil

Qualitrol Large Pressure Relief Device LPRD

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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.

Merkmale

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
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
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
Device can be top mounted horizontally (recommended) or side mounted vertically for maximum installation flexibility
100% tested for quality assurance
Test results are serialized for traceability
Visual and remote indication of operation
Standard units support up to two alarms switches that can be mounted directly to the device or on the directional shield

Optionen

Betriebsdruck, Dichtungsmaterial und -art, Haube Material, Anzeigestil und Farbe
Bis zu 2 rastenden oder kurzzeitigen Schalter (ein- oder zweipolige Kontakte in Form C, hohe Gleichspannung oder niedrige Ströme)
Electrical connection style
Gas bleed system
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 semaphore (flag) provides visual indication of actuation and is available in different colors and materials
Main cover is available in zinc clad steel (208/213) or stainless steel (216) for added durability and corrosion resistance

Applications

Zum Überdruckschutz an ölgefüllten Transformatoren, Laststufenschaltern und anderen zugehörigen elektrischen Geräten. Kann in intelligente Transformer Monitore integriert werden.

Product Brochure Configuration Form

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Basic

Qualitrol 206 MPRD mittleres Druckentlastungsventil

Uniquely designed tip/side gasket that seals under repeated operations

Up to 2 switches for alarm and control

Integrated gas bleed system

Erfahren Sie mehr

Erweitert

Qualitrol LPRD / 208/213/216 Großes Druckentlastungsventil

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

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

Erfahren Sie mehr