Dispositivo grande de liberación de presión Qualitrol LPRD/208/213/216
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
- World’s leading pressure relief device pioneered automatically resealing pressure relief
- Más de 50 años y 400 000 unidades de experiencia de campo en liberación de presión han permitido a los expertos de Qualitrol refinar los diseños para obtener la máxima fiabilidad.
- 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
Options
- Presión de funcionamiento, material y tipo de junta, material de la campana, estilo y color del indicador
- Hasta 2 interruptores de enclavamiento o momentáneos (mono o doble polo en forma de C, DC alto o contactos dorados de baja corriente)
- 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
Para la protección contra sobrepresión en transformadores de llenado de aceite, cambiadores de tomas con voltaje y otros aparatos eléctricos relacionados. Capaz de integrarse en los monitores de transformador inteligentes.
Comparar con productos similares
Básico
Dispositivo mediano de liberación de presión Qualitrol 206 MPRD
Uniquely designed tip/side gasket that seals under repeated operations
Up to 2 switches for alarm and control
Integrated gas bleed system
Más informaciónAvanzado
Dispositivo grande de liberación de presión Qualitrol LPRD/208/213/216
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
Más informaciónTotal
Dispositivo extragrande de liberación de presión Qualitrol XPRD
Corrosion resistant stainless steel directional shield, hardware, and operating valve
50% more tank protection during overpressure events
Larger diameter throat and discharge outlet for increased flow
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