Válvulas 
PROTEGO®

Una hilera de grandes válvulas de ventilación industriales rojas se alza sobre tuberías azules y volantes de mano en una plataforma al aire libre, bajo un cielo azul y despejado.

Reducción de las emisiones de vapores y funcionamiento seguro de la planta

In closed containers or tanks, managing pressure is crucial. PROTEGO® Pressure and Vacuum Relief Valves ensure safe operations by releasing accumulated pressure and compensating for vacuum Vacío Vacuum is the pressure in an enclosed space that is lower than the ambient pressure. conditions.

En recipientes o depósitos cerrados, el control de la presión es fundamental. Las válvulas de presión/vacío PROTEGO® garantizan un funcionamiento seguro al liberar la presión acumulada y compensar las condiciones de vacío. Diseñadas para procesos como la carga, la descarga, la limpieza con vapor y los efectos térmicos, funcionan como válvulas de presión/vacío, de alivio de vacío o combinadas.

Con la confianza de sectores como el petrolero y gasístico, químico, farmacéutico y de bioenergía, las válvulas PROTEGO® garantizan seguridad y eficiencia gracias a su diseño innovador y su rendimiento superior.

Pressure and Vacuum Relief Valves

PROTEGO® pressure and vacuum relief valves reduce emissions with 10% full-lift technology, tight sealing, and reliable low-pressure tank protection.

Pressure and Vacuum Relief Valves with Flame Arrester

Protect tanks from pressure, vacuum, ignition, and emissions with PROTEGO® pressure/vacuum relief valves with integrated flame arresters.

Emergency Relief Valves

Protect storage tanks during fire exposure with PROTEGO® Emergency Relief Valves engineered for controlled pressure relief. Learn more!

Please select a Breather Valve from our range below

Filter products
Device
Type
Place of Installation
Explosion Group
Pressure/Vacuum
Material
Size DN
Design
Heating Jacket
Horizontal / Vertical
Combustion Process
Connection Type

Pressure Relief Valve

BE/HR-D

Explosion Group

IIA1
D / IIA

Pressure Range:

2 up to 35 mbar

Pressure Relief Valve

D-SVL-EB-IIA

Explosion Group

IIA1
D / IIA

Pressure Range:

2 up to 60 mbar

Pressure Relief Valve

D/KSM

Pressure Range:

5 up to 100 mbar

Pressure or Vacuum Relief Valve

D/PA(L)

Pressure Range:

2 up to 60 mbar

Vacuum Range:

-2 up to -60 mbar

Pressure Relief Valve

D/SVL

Pressure Range:

2 up to 60 mbar

High Velocity Pressure Relief Valve

DE-S-IIC

Explosion Group

B / IIC

Pressure Range:

60 up to 350 mbar

High Velocity Pressure Relief Valve

DE/S-IIB

Explosion Group

IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3
B / IIB

Pressure Range:

100 up to 500 mbar

High Velocity Pressure Relief Valve

DE/S-IIB3

Explosion Group

IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3

Pressure Range:

100 up to 500 mbar

High Velocity Pressure Relief Valve

DE/S-MK VI - IIB3

Explosion Group

IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3

Pressure Range:

60 up to 350 mbar

Pressure and Vacuum Relief Valve, In-Line

DV/ZT

Pressure Range:

2 up to 60 mbar

Vacuum Range:

-2 up to -60 mbar

Pressure and Vacuum Relief Valve, In-Line

DV/ZT-F

Pressure Range:

60 up to 500 mbar

Vacuum Range:

-3.5 up to -50 mbar

Pressure and Vacuum Relief Valve, In-Line

DV/ZU

Pressure Range:

2 up to 60 mbar

Vacuum Range:

-3.5 up to -50 mbar

Pressure and Vacuum Relief Valve, In-Line

DV/ZU-F

Pressure Range:

60 up to 500 mbar

Vacuum Range:

-3.5 up to -50 mbar

Pressure and Vacuum Relief Valve, In-Line

DV/ZW

Pressure Range:

2 up to 60 mbar

Vacuum Range:

-3.5 up to -50 mbar

Pressure and Vacuum Relief Valve, In-Line

DV/ZW-F

Pressure Range:

60 up to 500 mbar

Vacuum Range:

-3.5 up to -50 mbar

Pressure or Vacuum Relief Valve, In-Line

DZ/E

Pressure Range:

2 up to 60 mbar

Vacuum Range:

-2 up to -60 mbar

Pressure or Vacuum Relief Valve, In-Line

DZ/E-F

Pressure Range:

60 up to 500 mbar

Vacuum Range:

-60 up to -500 mbar

Pressure or Vacuum Relief Valve, In-Line

DZ/EA

Pressure Range:

5 up to 50 mbar

Vacuum Range:

-5 up to -50 mbar

Pressure or Vacuum Relief Valve, In-Line

DZ/EA-F

Pressure Range:

60 up to 500 mbar

Vacuum Range:

-60 up to -500 mbar

Pressure or Vacuum Relief Valve, In-Line

DZ/T

Pressure Range:

2 up to 60 mbar

Vacuum Range:

-2 up to -60 mbar

Pressure or Vacuum Relief Valve, In-Line

DZ/T-F

Pressure Range:

60 up to 500 mbar

Vacuum Range:

-60 up to -500 mbar

Emergency pressure relief valve

ER-V-LP

Pressure Range:

3.4 up to 15 mbar

Emergency pressure relief valve

ER/V

Pressure Range:

5 up to 40 mbar

Pressure Relief Valve

ER/V-F

Pressure Range:

60 up to 500 mbar

Pressure Relief Valve

ER/VH

Pressure Range:

25 up to 60 mbar

Pressure Relief Valve

P/EB

Explosion Group

IIA1
D / IIA

Pressure Range:

3.5 up to 210 mbar

Pressure Relief Valve

P/EB-E

Explosion Group

IIA1
D / IIA
C / IIB1

Pressure Range:

3.5 up to 210 mbar

Pressure Relief Valve

P/EBR

Explosion Group

IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3

Pressure Range:

3.5 up to 210 mbar

Pressure Relief Valve

P/EBR-E-IIB1

Explosion Group

IIA1
D / IIA
C / IIB1

Pressure Range:

3.5 up to 210 mbar

Pressure Relief Valve

P/EBR-E-IIB3

Explosion Group

IIA1
D / IIA
C / IIB1

Pressure Range:

3.5 up to 210 mbar

Pressure Relief Valve

P/EL

Pressure Range:

3.5 up to 210 mbar

Pressure Relief Valve

P/ELR

Pressure Range:

3.5 up to 210 mbar

Pressure/Vacuum Relief Valve

PM-HF

Pressure Range:

10 up to 1034 mbar

Vacuum Range:

-2.2 up to -7 mbar

Pressure/Vacuum Relief Valve

PM/(D)S

Pressure Range:

10 up to 300 mbar

Vacuum Range:

-3 up to -7 mbar

Pressure/Vacuum Relief Valve

PV/EB

Explosion Group

IIA1
D / IIA

Pressure Range:

2 up to 210 mbar

Vacuum Range:

-3.5 up to -35 mbar

Pressure/Vacuum Relief Valve

PV/EB-E

Explosion Group

IIA1
D / IIA
C / IIB1

Pressure Range:

2 up to 210 mbar

Vacuum Range:

-3.5 up to -35 mbar

Pressure/Vacuum Relief Valve

PV/EBR

Explosion Group

IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3

Pressure Range:

2 up to 210 mbar

Vacuum Range:

-3.5 up to -50 mbar

Pressure/Vacuum Relief Valve

PV/EBR-E-IIB1

Explosion Group

IIA1
D / IIA
C / IIB1

Pressure Range:

2 up to 210 mbar

Vacuum Range:

-3.5 up to -50 mbar

Pressure/Vacuum Relief Valve

PV/EBR-E-IIB3

Explosion Group

IIA1
D / IIA
C / IIB3

Pressure Range:

2 up to 210 mbar

Vacuum Range:

-3.5 up to -50 mbar

Pressure and Vacuum Relief Valve

PV/EL

Pressure Range:

2 up to 210 mbar

Vacuum Range:

-3.5 up to -35 mbar

Pressure and Vacuum Relief Valve

PV/ELR

Pressure Range:

2 up to 210 mbar

Vacuum Range:

-3.5 up to -50 mbar

Pressure or Vacuum Relief Valve, In-Line

R/KSM

Pressure Range:

5 up to 100 mbar

Vacuum Range:

-5 up to -100 mbar

Pressure Relief Valve

SD/BS-H

Pressure Range:

5 up to 210 mbar

Vacuum Relief Valve

SV/E

Explosion Group

IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3
B / IIB
B / IIC

Vacuum Range:

-2 up to -60 mbar

Vacuum Relief Valve

SV/E-1-0

Vacuum Range:

-2 up to -60 mbar

Vacuum Relief Valve

SV/T-0-H

Vacuum Range:

-7 up to -50 mbar

Pressure Diaphragm Valve

UB/DF

Explosion Group

IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3

Pressure Range:

3.5 up to 140 mbar

Pressure/Vacuum Diaphragm Valve

UB/SF

Explosion Group

D / IIA
C / IIB1
C / IIB2
C / IIB3

Pressure Range:

3.5 up to 140 mbar

Vacuum Range:

-3.5 up to -35 mbar

Pressure/Vacuum Diaphragm Valve

UB/SF-G

Explosion Group

D / IIA
C / IIB1
C / IIB2
C / IIB3

Pressure Range:

3.5 up to 140 mbar

Vacuum Range:

-3.5 up to -3.5 mbar

Pressure/Vacuum Diaphragm Valve

UB/SF-IIA1

Explosion Group

IIA1

Pressure Range:

3.5 up to 150 mbar

Vacuum Range:

-3.5 up to -35 mbar

Vacuum Diaphragm Valve

UB/VF

Explosion Group

IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3

Vacuum Range:

-3.5 up to -35 mbar

Vacuum Relief Valve

V/KSM

Vacuum Range:

-5 up to -100 mbar

Vacuum Relief Valve

V/SV

Vacuum Range:

-2 up to -60 mbar

Vacuum Relief Valve

V/SV-AD-IIB3

Explosion Group

C / IIB3

Vacuum Range:

-2 up to -35 mbar

Vacuum Relief Valve

V/SV-XL

Vacuum Range:

-2 up to -16 mbar

Vacuum Relief Valve

V/SV-XXL

Vacuum Range:

-2 up to -16 mbar

Pressure/Vacuum Relief Valve

VD-SV-EB

Explosion Group

IIA1
D / IIA

Pressure Range:

2 up to 60 mbar

Vacuum Range:

-2 up to -60 mbar

Pressure and Vacuum Relief Valve

VD/KSM

Pressure Range:

5 up to 100 mbar

Vacuum Range:

-5 up to -100 mbar

Pressure and Vacuum Relief Valve

VD/KSM-PA

Pressure Range:

5 up to 100 mbar

Vacuum Range:

-5 up to -100 mbar

Válvula de alivio de presión/vacío

VD/SV

Pressure Range:

2 up to 60 mbar

Vacuum Range:

-2 up to -60 mbar

Pressure/Vacuum Relief Valve

VD/SV-AD, VD/SV-ADL

Explosion Group

IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3

Pressure Range:

-3.5 up to 35 mbar

Vacuum Range:

-2 up to -35 mbar

Pressure/Vacuum Relief Valve

VD/SV-HR

Explosion Group

IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3

Pressure Range:

3.5 up to 35 mbar

Vacuum Range:

-2 up to -35 mbar

Pressure/Vacuum Relief Valve

VD/SV-HRL

Explosion Group

IIA1
D / IIA

Pressure Range:

3.5 up to 35 mbar

Vacuum Range:

-2 up to -35 mbar

Pressure and Vacuum Relief Valve

VD/SV-PA(L)

Pressure Range:

2 up to 60 mbar

Vacuum Range:

-2 up to -60 mbar

Válvula de emergencia de presión/vacío

VD/TS

Explosion Group

IIA1
D / IIA
C / IIB1
C / IIB2
C / IIB3

Pressure Range:

3.5 up to 50 mbar

Vacuum Range:

-2 up to -25 mbar

Pressure/Vacuum Relief Valve,

VN-A-PCPF

Pressure Range:

20 up to 1034 mbar

Vacuum Range:

2.2 up to 7 mbar

Pressure/Vacuum Relief Valve

VN-A-PCPM

Pressure Range:

20 up to 1034 mbar

Vacuum Range:

-2.2 up to -7 mbar

Vacuum Relief Valve

VN-VL-L

Vacuum Range:

-2.7 up to -70 mbar

Vacuum Relief Valve

VN-VU

Vacuum Range:

-2.6 up to -25 mbar

Blanketing Valve

ZM-R

Pressure Range:

up to 500 mbar

Vacuum Range:

up to -200 mbar

Características destacadas de las válvulas de ventilación PROTEGO®

Cero emisiones con las válvulas de ventilación PROTEGO®

La extrema estanqueidad de las válvulas PROTEGO® garantiza una emisión cero a la presión de operación del tanque.

Gracias a la avanzada tecnología de fabricación de las válvulas PROTEGO®, la presión del tanque se mantiene hasta la presión de tarado con una estanqueidad muy superior a la norma convencional. De acuerdo con la norma PROTEGO® PS-001, las tasas de fuga se miden al 90 % de la presión de tarado. Estas pruebas garantizan que las válvulas PROTEGO® superan los requisitos más estrictos en materia de tasas de fuga de la EPA, la API 2000 y la norma EN ISO 28300.

Para cumplir el objetivo de reducción de emisiones, las válvulas de ventilación de apertura total PROTEGO® utilizan la tecnología de sobrepresión del 10 %. Esta tecnología ofrece rangos de presión de apertura y cierre muy reducidos. La válvula solo necesita una sobrepresión del 10 % por encima de la presión de tarado para alcanzar su pleno rendimiento. La presión del tanque se mantiene justo por debajo de la presión máxima admisible del mismo.
Las válvulas de ventilación PROTEGO® con tecnología de elevación total del 10 % suponen una gran ventaja para la reducción de emisiones y para el funcionamiento seguro de las plantas de proceso.

PROTEGO® 10% Technology

The pressure vacuum relief valves which you have manufactured and delivered have ensured that we have highest level of safety at our facility and at the same time minimised emissions - therefor saving us a considerable amount of money from lost product. 

Project Manager

Sai Bioenergy 

Ejemplos de aplicación de las válvulas de ventilación PROTEGO®

  • Instalaciones de procesamiento químico y farmacéutico

  • Tanques de almacenamiento

  • Depósitos para el almacenamiento de alcohol

  • Almacenamiento refrigerado y criogénico

  • En alta mar

    Ofrecemos soluciones de seguridad .

    Desde 1954, PROTEGO® fabrica y suministra apagallamas, válvulas de presión/vacío y equipos para depósitos, y cuenta actualmente con más de 750 empleados en todo el mundo.

    Contact our engineers for your 
    individual requirements