FA-I-PTFE
In-Line Deflagration Flame Arresterconcentric design, bidirectional

Features
Reduced Number of FLAMEFILTER® Discs
Low Costs
Modular Design
Bi-Directional Flame Transmission
Temperature Sensors Possible
Easy Maintenance

Unique Worldwide

Bidirectional flame transmission protection
Main component - PROTEGO® flame arrester

Für Explosionsgruppe IIA
Dimensiones
To select series and nominal size (DN) - nominal width (NG) combination, please use the flow capacity chart on the following page
| DN | 50 / 2" | 80 / 3" | 100 / 4" | 150 / 6" |
| NG | 150 / 6" | 150 / 6" | 200 / 8" | 300 / 12" |
| a | 287 / 11.30 | 287 / 11.30 | 342 / 13.46 | 447 / 17.60 |
| b | 380 / 14.96 | 380 / 14.96 | 468 / 18.43 | 612 / 24.09 |
| c | 430 / 16.93 | 430 / 16.93 | 480 / 18.90 | 530 / 20.87 |
Dimensiones en mm / pulgadas
Selección del grupo de explosión
| MESG | Expl. Gr. (IEC / CEN) | Gas Group (NEC) |
| > 0.90 mm | IIA | D |
Special approvals upon request
Selección de la máxima presión de operación
| DN | 50 / 2" | 80 / 3" | 100 / 4" | 150 / 6" |
| NG | 150 / 6" | 150 / 6" | 200 / 8" | 300 / 12" |
| Pmax | 1.6 / 23.2 | 1.6 / 23.3 | 1.2 / 17.4 | 1.2 / 17.4 |
Pmax = in bar / psi absolut, higher operating pressure upon request
Especificación de la máx. temperatura de operación
| ≤ 60°C / 140°F | Tmaximum allowable operating temperature in °C |
| - | Designation |
higher operating temperatures upon request
Tipo de bridas de conexión
| EN 1092-1; Form B1 |
| ASME B16.5 CL 150 R.F. |
other connections upon request
Modelo y especificación
There are three different designs:Additional special devices available upon request
*Resistance thermometer for device group II, category (1) 2 (GII cat. (1) 2)
Material for housing
| Design | A |
| Housing | Steel with an ECTFE coating |
| Gasket | PTFE |
| Flame arrester unit Flame arrester unit Flame arrester casing with FLAMEFILTER® set. | A, B, C |
Special materials upon request
Combinación de materiales para la unidad apagallamas
| Design | A | B | C |
| FLAMEFILTER® cage | Steel with an ECTFE coating | Hastelloy | Stainless Steel |
| Spider rings | Steel with an ECTFE coating | Hastelloy | Stainless Steel |
| FLAMEFILTER®* | PTFE* | PTFE* | PTFE* |
| Spacer Spacer The spacer is a component that is generally used in a PROTEGO® flame arrester as a spacer within the FLAMEFILTER® se | PEEK / ETFE / FEP | PEEK / ETFE / FEP | PEEK / ETFE / FEP |
* electrically conductive
Special materials upon request.
Diagrama de flujo volumétrico

Los diagramas de flujo volumétrico han sido determinados con un banco de pruebas de caudal calibrado y certifi - cado por TÜV. El flujo volumétrico V. en [m³/h] y el CFH se refi eren a las condiciones estándar de referencia de aire según ISO 6358 (20°C, 1bar). La conversión a otras densidades y temperaturas están referidas en el Vol. 1: “Fundamentos Técnicos”.









