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Transcript of © Xtralis AG. All rights reserved. xtralis.com Powerful Early Warning Safety and Security...
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© Xtralis AG. All rights reserved.xtralis.com
Powerful Early Warning Safety and Security Solutions
![Page 2: © Xtralis AG. All rights reserved. xtralis.com Powerful Early Warning Safety and Security Solutions.](https://reader035.fdocuments.in/reader035/viewer/2022062301/5665b4971a28abb57c9279a8/html5/thumbnails/2.jpg)
ASPIRE2™Herramienta de Diseño para la
configuración de tuberías del
sistema VESDA
Software de Diseño
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NFPA 72 - 2013 (3.3.66.1)
A detector that consists of a piping or tubing distribution network that runs from the detector to the area(s) to be protected. An aspiration fan in the detector housing draws air from the protected area back to the detector through air sampling ports, piping, or tubing. At the detector, the air is analyzed for fire products.
¿Qué es un Detector de Aspiración de Aire? (ASD)
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¿Qué es un Sistema de Muestreode Aire?
1. Es un detector de humo activo.2. Toma muestras de aire constantemente desde el area de detección 3. Puede actuar como un detector puntual (Espaciamiento y cobertura)
4. También actua como un sistema de detección acumulativa
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17.7.3.6 Air Sampling-Type Smoke Detector. • 17.7.3.6.1:
Each sampling port of an air sampling-type smoke detector shall be treated as a spot-type detector for the purpose of location and spacing.
• 17.7.3.6.2:
Maximum air sample transport time from the farthest sampling point shall not exceed 120 seconds.
NFPA 72 – 2013
=
Codes and Standards
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NFPA 72 – 2013
Codes and Standards
17.7.3.6 Air Sampling-Type Smoke Detector. • 17.7.3.6.4:
Sampling pipe network design details shall include calculations showing the flow characteristics of the pipe network and each sample port.
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NFPA 72 – 2013
Codes and Standards
17.7.3.6 Air Sampling-Type Smoke Detector. • 17.7.3.6.8:
Sampling system piping shall be conspicuously identified as “SMOKE DETECTOR SAMPLING TUBE — DO NOT DISTURB,” as follows:
(1) At changes in direction or branches of piping
(2) At each side of penetrations of walls, floors, or other barriers
(3) At intervals on piping that provide visibility within the space, but no greater than 20 ft (6.1 m) Maximum air sample transport time from the farthest sampling point shall not exceed 120 seconds.
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Cobertura del Detector de Humo Puntual (Spot) Lo mismo aplica para un orificio de Muestreo de aire
Detector de
Humo
9m
6.4m
Area típica de protección
Máximo
radio de
protecciónEl montaje de detectores puntuales esta basado en localizar los detectores en el centro de un rectángulo de 9 x 9 metros. La distancia del centro del detector a cualquier extremo no debera de exceder 6.4 metros.
6.4m
9m
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Detector Iónico tipo Spot 1.0 - 1.5 % obs por pie Detector Fotoelectrico tipo Spot 0.5 - 3.5 % obs por pie Detector Laser tipo Spot .03 - 1.0 % obs por
pie Beam 0.2 - 2.0 % obs por pie Heat / Linear Heat Detection detecta calor de un fuego con
llamas
VESDA Deteccion basada en Laser: 0.00046 – 6.25% por pie
Un Detector cumple con todas las aplicaciones
– 4 niveles de alarma programables– Interface con Supresión amigable
Comparación de Desempeño
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=
=• Mas económico para instalaciones grandes
• Fácil mantenimiento y a muy bajo costo
• Habilidad para programar los niveles de alarma adaptados a las condiciones del lugar.
Comparación de Desempeño
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~2% oscuración/pie~.002% oscuración/pie
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Cuadrícula superpuesta sobre los planos de construcción
Ubicación del punto de muestreo o del detector de humo. Este plano de disposición utiliza el concepto de cuadrícula superpuesta.
Cuadrícula superpuesta
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4.5m 4.5m
4.5m 4.5m
9m
9m
Cobertura del Detector de Humo Puntual (Spot) Lo mismo aplica para un orificio de Muestreo de aire
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Cuadrícula superpuesta
9m
4.5 m
6.0m
4.5m
Cuadrícula de 81m2
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Puntos de muestreo colocados con un plano de cuadrícula
Separación máxima de
la cada orificio de mustreo
Tubos de muestreo Puntos de muestreo
Detector VESDA®
4.5m 9m
9m
9m9m9m
9m
9m
4.5m
4.5m
4.5m
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Superposición de cuadrícula
Tubos de muestreo Puntos de muestreo
Detector
VESDA®
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¡Consideraciones para un Sistema de Muestreo de Aire!
Longitud de la tubería Cantidad de puntos de muestreo Tamaño de puntos de muestreo Número de codos y divisiones de la tuberia Número de tuberias por equipo Longitud de las mangueras flexibles (capilares) Tamaño del orificio de muestreo del capilar RPMs de Bomba de Aire (VLP, VLS, VLI)
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Estas condiciones afectan
Flujo de aire en cada orificio de muestreo y flujo de aire en el detector VESDA
Tiempo de Transporte – Dirigido por Códigos Locales (NFPA 72: 120 seg max)
Balance – Flujo de aire menor entre el flujo de aire mayor (min 50%)
Sensibilidad de cada orificio de muestreo (%Obs/m o %Obs/ft)
Configuración General del VESDA
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FAMILIA DE DETECTORES VESDA
VESDA ECO es compatible con todos los sistemas Vesda utilizando tubería Vesda de ¾” or 25mm OD, excepto el VLF OD pipe
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VESDA LaserFOCUS™…
0.008 % obs/pie– 6 %obs/pie VLF-250
− 12 orificios de muestreo como máximo
− 25m de tubo de muestreo como máximo
VLF-500
− 24 orificios de muestreo como máximo
− 50m de longitud como máximo
3 relés (Acción, Fuego 1, Falla) Bitácora de eventos segmentada (hasta
18,000 eventos) 2 juegos de umbral de alarma
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LaserCOMPACT
Específicamete diseñado para áreas más pequeñas hasta 800 metros cuadrados
Tuberia de 80-100mts con 40 puntos de muestreo
Visualizador simple
– Fuego, Pre-Alarma/Alerta, Falla, OK, Resetear/Aislar
3 Reles
– Fuego, Pre-Alarma, Alerta/Falla Dos versiones básicas
– VLC-500 (RO) rele solo en versión de interfaz
– VLC-505 (VN) reles y versión de interfaz VESDAnet
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LaserPLUS
4 tuberias cada una de 70mts y 25 puntos de muestreo en cada una
Total 100 puntos de muestreo
4 umbrales de alarma programables
4 entradas de cañería con sensores de flujo individuales
Diseño modular para cumplir con requerimientos específicos del cliente
Producto líder en la línea VESDA
7 reles programables (2A @ 30Vdc)
Hasta 2000 mts cuadrados de cobertura
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LaserSCANNER
4 tuberias cada una de 70mts y 25 puntos de muestreo en cada una.
Total 100 puntos de muestreo
4 umbrales de alarma programables
4 entradas de cañería con sensores de flujo individuales
4 sectores o zonas independientes de alarma
Setting de sensibilidad individual por tuberia
Disponible con 7 ó 12 reles programables (2A@30Vdc)
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….serious ‘Industrial Application’ fire detection
VESDA VLIVESDA VLI
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Other Features
Hasta 2,000m2 (20,000 sq. ft.) de cobertura
4 entradas de tubería Longitud Total de Tubería hasta
360m (1,200 ft) Cinco (5) LEDs de estado de
alta intensidad para mayor visibilidad
AutoLearn™ Humo y Flujo. Monitoreo del Flujo de aire Cinco (5) relays (Fire, Fault y 3
configurables)
Conexión directa vía USB Software Xtralis VSC, VSM and
ASPIRE2 Fácil montaje por medio de
soporte de acero Fácil acceso a los bornes de
conexión Entradas de tubería Metrica e
imperial Característica Standard GPI
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VESDA VFT-15
15 lineas de aspiracion 0.0003% a 6.10% obs/ft - (0.001% to 20%
obs/m) 4 niveles de alarma - Alert, Action, Fire 1,
Fire 2 Tubo flexible - 15 x 50 m Ethernet TCP/IP, RS232 e RS485
Modbus, 5 relays y expandible Módulo relay e 4 to 20 mA analógico
opicional Área de cobertura de hasta1.500 m2
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Pipes and Connections
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Ejemplo
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33 3 3
33 3 3
5
3
Para encontrar el rendimiento basado en un Sistema de 1 tuberia
1a parte
encap
VLC0.2
0.2
0.2
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33 3 3
33 3 3
5
33 3 3
0.23 3
5
3
5
Para encontrar el rendimiento basado en un Sistema de 1 tuberia
1a parte
encap
VLC0.2
0.2
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Diseno de Ts Bull T
capilares
1 3 3
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Diseno de Ts Bull T
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Diseno de Ts Bull T
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Instalacion tipica en galpones, almacenes.
11.5
1.5
3m
3m
3m
3m
3m
3m
4m
4m
4m
2m
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Instalacion tipica en galpones, almacenes.
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Balance o Equilibrio de Flujo de Aire
4.7% 6.5%6.2%6.0%5.8%5.7%5.5%5.4%5.2%5.1%5.0%4.9%4.8%
Balance de flujo = x 100 = 72% Flujo Menor
Flujo Mayor= 4.7
6.5
VESDALaserPLUS 88
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DISEÑO PARA INSTALACIONES DE TELECOMUNICACIONES
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6.8.6 Fire Detection. • 6.8.6.1 General:
In telecommunications facilities containing greater than 232m2 (2500 ft2) of signal-processing equipment areas, the signal-processing equipment areas shall be provided with a very early warning fire detection (VEWFD) system for detection and alarm processing in accordance with Chapter 8
• 6.8.6.2 General:
In telecommunications facilities containing 232m2 (2500 ft2) or less of signal-processing equipment areas, the signal-processing equipment areas shall be provided with an EWFD system for detection and alarm processing in accordance
with Chapter 8.
NFPA 76 – 2013
Codes and Standards
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Nivel de Desempeño en Detección
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Nivel de Desempeño en Detección
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Nivel de Desempeño en Detección