ESP. TEC. – CONDEL 288/2012
MEMORIA EXPLICATIVA PROYECTO PROYECTO DE INSTAL INSTALACIÓN ACIÓN ELÉCTRI EL ÉCTRICA CA EN BAJA BAJ A TENSIÓ TENSIÓN N DE ALUMBRADO ALUMBRA DO Y FUER FUERZA ZA
OBRA CALLE
: EDIFICION DE DEPARTAMENTOS CONDELL : Condell Nº 1868 al 1876.
COMUNA
: Ñuñoa
PROPIETARIO R.U.T. R.L.
: Inmobiliaria e Inversiones Llancay Ltda : :
PREPARADO POR POR : Grupo eléctrico Ingeniería Ingeniería S.A. NOMBRE : Marcelo Solís Agüero FECHA : 27/03/2012 REVISION R-2 NOTAS : Emitido para Propuesta
Santiago, Marzo de 2012 PROYECTOS DE INGENIERIA ASESORIAS
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JOSÉ MANUEL INFANTE Nº 100, OF. 204 - PROVIDENCIA FONOS: 244 5403 - 246 8318
[email protected]
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ESP. TEC. – CONDELL 288/2012
INDICE 1.0-
MEMORIA EXPLICA TIVA…………………………………………….......... TIVA……………………………………………..................... ....................... ....................... ............3 .3 1.1.- DESCRIPCION DE LA OBRA ..................................................................................... 3 1.2.- EMPALMES ..................................................................................................................... 3 1.3.- RED DE EMERGENCIA ...................................................................................................... 4 1.4.- ANTECEDENTES ........................................................................................................... 5-6
2.0.- GENERALIDADES ....................................................................................................................... 7-8 3.0.- CALCULO JUSTIFICATIVO ........................................................................................................... 9 3.1.- ILUMINACION ............................................................................................................ 9 3.2.- DEMANDA MAXIMA .................................................................................................. 9 3.3.- SELECION AUTOA SELECION AUTOATICO TICO GENERAL ....................................................................... 10 3.4.- SELECION AL SELECION AL IMENTADOR GENERAL .................................................................. 10 3.5.- PERDIDA DE VOLTAJE ........................................................................................... 11 3.6.- CAPACIDAD DE RUPTURA .................................................................................... 11 3.7.- TOMA TIERRA Y PROTECCION DIFERENCIAL ............................................... 11-12 4.0.- ESPECIFICACIONES TECNICAS ................................................................................................ 13 4.1.- ACOMETIDA 4.1.- ACOMETIDA Y EMPALMES .................................................................................... 13 4.2.- CANALIZACIONES ELECTRICAS .......................................................................... 14 4.3.- LINEAS GENERALES .............................................................................................. 15 4.4.- SISTEMA DE PUESTA A PUESTA A TIERRA ........................................................................... 15 4.5.- AL 4.5.- AL IMENTADORES ................................................................................................... 16 4.6.- ESCALERILLAS Y BANDEJAS .............................................................................. 17 4.7.- INTERRUPTORES Y ENCHUFES ........................................................................... 18 4.8.- LUMINARIAS ............................................................................................................ 28 4.9.- TABLERO DE SERVICIOS COMUNES .............................................................. 19-25 4.10.- TABLERO DE DISTRIBUCION DE OFICINAS Y LOCALES ................................. 26 4.11.- CLIMATIZACION Y VENTILACIÓN ....................................................................... 26 4.12.- AL 4.12.- AL IMENTADOR HIDROPACK ............................................................................... 27 4.13.- ASCENSORES 4.13.- ASCENSORES ....................................................................................................... 28 4.14.- TABLERO CONTROL DE LUCES ......................................................................... 28 4.15.- ESPECIFICACION GRUPO GENERADOR ........................................................... 29 4.16.- TABLERO DE TRANSFERENCIA ......................................................................... 31 4.17.- MONTAJE GRUPO GENERADOR Y TTA. ............................................................ 31 4.18.- RED INERTE BOMBERO ....................................................................................... 32 4.19.- SISTEMA DE ILUMINACION AUTOENERGIZA ILUMINACION AUTOENERGIZA DO .............................................. 32 4.20.- CONTROL DE ACCESO DE ACCESO ........................................................................................ 32 4.21.- DUCTOS PARA TELEFONIA ................................................................................. 33 4.22.- DUCTO PARA TV CABLE ...................................................................................... 33 4.23.- DUCTOS PARA AL PARA AL ARMA DE INCENDIO Y ROBOS ............................................ 34 4.24.- DUCTOS PARA CAMARAS DE CCTV .................................................................. 35 4.25.- DUCTOS PARA CITOFONIA Y PORTERO ........................................................... 35 4.26.- DUCTOS PARA OTRAS SEÑALES ....................................................................... 36
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ESP. TEC. – CONDELL 288/2012
1.0.- MEMORIA MEMORIA EXPLICA TIVA 1.1.- DESCRIPCI DESCRIPCION ON GENERAL GENERAL DE LA OBRA OB RA a.- Las instalaciones a ejecutar tienen tienen como finalidad dotar de energía eléctrica eléctrica al conjunto habitacional compuesto por un edificio ubicado en Calle Condell Nº 1868 al 1876, de la comuna de Ñuñoa, Región Metropolitana de Santiago. El edificio se compone compone de un total de 183 departamentos y sus respectivos servicios comunes. b.- Estas instalaciones cubren todos los requerimientos de energía para servicios comunitarios, tales como: - Sistema bombas de agua. - Ascensores. - Bombas Central de Agua Caliente - Presurización - Extracción de Subterráneos Subterráneos y Cubiertas. - Lavandería. -- Centros de alumbrado para: estacionamientos, accesos, cajas de escala, pasillos edificio, e iluminación exteriores perimetral entre otros. c.- c.- En la etapa inicial de este proyecto, el programa de arquitectura considera varias soluciones de subdivisión para las diferentes plantas (pisos) del edificio, considerándose: 1.2.- EMPALMES a.- El consumo eléctrico total total de servicios comunes comunes será registrado por un equipo de medida Tipo SR-150-144KW (200A), de lectura de energía energía activa/reactiva e indicador de demanda máxima. La tarifa a utilizar será BT-4.3. b.- Para los departamentos se se consideran equipos de medida medida de S-6 6,0KW (25 A) y S-9 10,00KW (50 A), tarifa BT1. c.- Los equipos de medida de los departamentos serán distribuidos por piso a través través de concentradores de medida y medidores individuales, los cuales serán instalados en los closet (Shaft) de cada piso. El equipo de medida de los servicios comunes se ubicará en la sala eléctrica general ubicada en el 1º subterráneo. (Ver plano de acometida, lamina 01 de 29) PROYECTOS DE INGENIERIA
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ESP. TEC. – CONDELL 288/2012
d.-
El proyecto definitivo de suministro deberá ser elaborado y construido por la empresa eléctrica respectiva (CHILECTRA) previa solicitud de la inmobiliaria y/o instalador, en base a este proyecto.
1.3.- RED DE EMERGENCIA a.-
Para el suministro de energía de alumbrado en condición de corte de energía por parte de la compañía, se ha proyectado un grupo electrógeno de 180,0 KVA (Prime), que dotará de energía a servicios imprescindibles, tales como; ascensores, bombas de agua, alumbrado de accesos, hall ascensores y caja escala, fuentes de poder, etc. Este grupo tendrá asociado un tablero que permita la partida y transferencia de carga en forma automática. Además, se considera un enchufe de emergencia en cada departamento, con una potencia asignada de 400 W, el cual queda en un circuito individual por cada departamento con una protección de 2 A.
b.-
También, a objeto objeto de cumplir con la norma norma y proveer de iluminación iluminación de los sectores de evacuación (pasillos y caja escala) por falla en la operación del grupo electrógeno, se han proyectado circuitos exclusivos para alimentar lámparas autoenergizadas y kit de emergencia dispuestos en algunas luminarias.
1.4.- ANTECEDENTES Para el estudio de la propuesta y ejecución d e las obras, se proporcionan los siguientes antecedentes: a)
Planos de Alumbrado y Fuerza
Contenido
Número
Planta Primer Subterráneo, Acometida Eléctrica Planta 5º Subterráneo, iluminación y enchufes Planta 4º Subterráneo, iluminación y enchufes Planta 3º Subterráneo, iluminación y enchufes Planta 2º Subterráneo, iluminación y enchufes Planta 1º Subterráneo, iluminación y enchufes Planta 1º Piso, iluminación Planta 1º Piso, enchufes Planta 2º Piso, iluminación
01 de 29 02 de 29 03 de 29 04 de 29 05 de 29 06 de 29 07 de 29 08 de 29 09 de 29
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ESP. TEC. – CONDELL 288/2012
Planta 2º Piso, enchufes Planta 3º al 7º Piso, iluminación Planta 3º al 7º Piso, enchufes Planta 3º al 7º Piso, recorrido líneas generales Planta 8º Piso, iluminación Planta 8º Piso, enchufes Planta 8º Piso, recorrido líneas generales Planta 9º al 21º Piso, iluminación y enchufes Planta 22º Piso, iluminación Planta 22º Piso, enchufes Planta 23º Piso, iluminación Planta 23º Piso, enchufes Planta 24º Piso, iluminación y enchufes Planta Cubierta Esquema Vertical de Alumbrado Esquema Vertical de Tableros Cuadros de Carga de Departamentos Diagrama Unilineal de Departamentos y Cuadros Líneas Grales. Cuadros Distribución de Alumbrado y Fuerza Serv. Comunes Diagrama Unilineal servicios Comunes
b)
10 de 29 11 de 29 12 de 29 13 de 29 14 de 29 15 de 29 16 de 29 17 de 29 18 de 29 19 de 29 20 de 29 21 de 29 22 de 29 23 de 29 24 de 29 25 de 29 26 de 29 27 de 29 28 de 29 29 de 29
Planos de Ductos de Corrientes Débiles y Telefonía
Contenido
Número
Planta 5º, 4º y 3º Subterráneo Planta 2º y 1º Subterráneo, Acometida Planta 1º Piso, Corrientes Débiles y Acometida Planta 1º Piso, Seguridad Planta 2º Piso, Corrientes Débiles Planta 2º Piso, Seguridad Planta 3º al 7º Piso, Corrientes Débiles Planta 3º al 7º Piso, Seguridad Planta 8º Piso, Corrientes Débiles Planta 8º Piso, Seguridad Planta 9º al 21º Piso, Seguridad y Corrientes Débiles Planta 22º Piso, Seguridad y Corrientes Débiles Planta 23º Piso, Seguridad y Corrientes Débiles Planta 24º Piso, Seguridad y Corrientes Débiles Esquema Vertical de Seguridad Esquema Vertical de Corrientes Débiles
01 de 16 02 de 16 03 de 16 04 de 16 05 de 16 06 de 16 07 de 16 08 de 16 09 de 16 10 de 16 11 de 16 12 de 16 13 de 16 14 de 16 15 de 16 16 de 16
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ESP. TEC. – CONDELL 288/2012
c.-
Especificaciones técnicas.
d.-
Pauta presupuestaria.
e.-
Informe de resistividad resistividad de terreno y memoria de cálculo de mallas de puesta a Tierra.
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ESP. TEC. – CONDELL 288/2012
2.0
GENERALIDADES
a.-
Las presentes especificaciones técnicas complementan y forman parte del proyecto de electricidad y definen las obras, materiales, el diseño y características del sistema eléctrico a ejecutar en esta obra.
b.-
Frente a discrepancias u omisiones respecto a planos, priman estas especificaciones. Las bases del contrato general de construcción priman sobre estas generalidades. Será responsabilidad del proponente verificar en terreno y/o en los planos las cantidades y longitudes indicadas en los planos, las cuales son solo referenciales.
c.-
La ejecución de los trabajos que se detallan y los tipos tipos de materiales que se empleen, deberán ceñirse a las disposiciones de las últimas versiones de las Normas N-SEG, NCH 2/84, 10/84 y 4/2003 y a las instrucciones del profesional encargado de la obra, o el inspector técnico (I.T.O.) que el propietario designe, profesional que indicará además, la oportunidad en la ejecución de las diversas etapas del trabajo, resolverá sobre eventuales discrepancias entre los antecedentes proporcionados y definirá las ubicaciones definitivas de los componentes, tableros y equipos del sistema. Para Para los efectos de suministro de energía y equipos de medida las obras deben const ruir se bajo las normas de la empresa eléctrica respectiva.
d.-
La empresa instaladora deberá ceñirse a la última revisión de los planos y a las presentes especificaciones. Se podrá ejecutar algunos cambios en los recorridos sin alterar la naturaleza del proyecto, y sin que ello implique un mayor costo, previa autorización del profesional encargado de la inspección técnica de la obra (ITO).
e.-
Será responsabilidad de la empresa instaladora, las correcciones que, eventualmente, deban introducirse en los planos, para lo cual se le facilitarán los originales. Al término de la obra la empresa instaladora deberá entregar los planos corregidos "de acuerdo a lo ejecutado".
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ESP. TEC. – CONDELL 288/2012
g.-
Será responsabilidad de la empresa instaladora. la inscripción inscripción de la instalación instalación ante ante SEC y actuará como coordinador y gestionará los pedidos de servicio ante la Empresa Eléctrica. Los costos de empalmes, y de obras externas ante la Empresa Eléctrica son de cargo del propietario. También se deberá coordinar con las otras empresas de especialidades, tales como: agua, gas, ascensores, sanitarios, etc., a fin de evitar interferencias interferencias con otras obras y otorgar los suministros adecuadamente.
h.-
La presentación presentación de los presupuestos deberá regirse al formulario que se se adjunta para tal efecto, sin que ello implique limitación en la cantidad de obra que se requiere para el total funcionamiento de la instalación. Junto con el presupuesto, se deberá devolver los planos y las presentes especificaciones, debidamente firmadas por el representante legal de la empresa instaladora
i.-
La empresa propietaria se reserva el derecho de adjudicar el contrato a quien lo estime conveniente en resguardo de sus intereses, sin que ninguno de los proponentes pueda reclamar ni obtener indemnización alguna.
j.-
La empresa instaladora, en conocimiento de los planos, especificaciones y de la experiencia en este tipo de obras, deberá estar en condiciones de entregar el trabajo terminado en el plazo requerido por la Constructora de acuerdo al "programa de avance de las obras" y a las buenas artes de ejecución en la calidad que corresponde, deberá gestionar oportuna y anticipadamente las solicitudes de servicios, y trámites tendientes a obtener los servicios (energía).
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ESP. TEC. – CONDELL 288/2012
3.0
CALCULOS CALCUL OS JUSTIFICATIVOS JUSTIFICATIVOS
3.1.-
ILUMINACIÓN
a.-
El nivel básico de la instalación al interior de los departamentos no justifica cálculos lumínicos. Para las salas de máquinas de ascensores, bombas de agua, calderas, sala eléctrica, etc. Se deberá cumplir con la tabla 11.24 de norma Nch Nch Elec. 4/2003.
b.-
Los cálculos de iluminación de los distintos recintos, mencionados en el ítem anterior deberán ser entregados por el especialista de iluminación o el instalador que ejecute la obra, de acuerdo al tipo de luminarias que decida instalar la inmobiliaria y/o constructora.
3.2.-
CALCULOS CAL CULOS DE DEMANDAS MAXIMAS
a.-
Las demandas máximas (F/D) fueron determinadas en función de la potencia total instalada, considerando los siguientes factores para cada tipo de Servicio. - Alumbrado - Fuerza
Factor de Demanda Factor de Demanda
0,80 0,90
Nota: Los factores indicados, son para considerar la demanda máxima del equipo de medida. De tal relación obtendremos la siguiente expresión: Pot tot = Pot Inst. x FD De esta manera la intensidad máxima del servicio será: Pot Tot. c/FD In = -----------------V x √3 x fp
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ESP. TEC. – CONDELL 288/2012
3.3.-
SELECCION DEL AUTOMATICO GENERAL
a.-
Para seleccionar la protección general, se considera la potencia total de demandada de la instalación con un sobredimensionamiento del 10%. Pot. x 1.1 (Tolerancia 10%) In = In = --------------------------------------------V x √3 x fp Donde: Pot.: Potencia demanda por el sistema (W). 1.1: Constante. V: Voltaje entre líneas (V) fp: Factor de potencia de la instalación.
3.4.-
SELECCION AL IMENTADOR IMENTADOR
a.-
Para determinar el alimentador, se considera el tipo de aislación, tipo de canalización, temperatura de servicio y capacidad de la protección termomagnética. A continuación se indica la expresión matemática valida, para dimensionar los alimentadores, subalimentadores y conductores de distribución. Icp Icta ≥ ------------f t° x f n°
Donde: Icta : Capacidad de transporte del conductor según tabla 8.7 y 8.7 a de la NCh.Eléc.4/2003. NCh.Eléc.4/2003. Icp : Capacidad nominal de la protección. f t° t° : Factor de corrección por temperatura según tabla 8.9 y 8.9 a de la NCh.Eléc.4/2003.
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ESP. TEC. – CONDELL 288/2012
3.5.- PERDIDAS PERDIDAS DE VOLTAJ E a.-
Alimentadores monofásicos: 0,018 x Id máx x 2 x L Vp = -----------------------------------S
b.-
Alimentadores y circuitos trifásicos: 0,018 x Id máx x L Vp = -----------------------------------S
c.-
En todos los casos se ha tenido presente que la pérdida de tensión no supere el 3% de acuerdo a normas NCh. Elec 4-2003.
3.6.-
CAPA CIDADES DE CORTOCIRCUITO
a.-
El suministro de energía eléctrica del conjunto habitacional, será entregada por la empresa distribuidora a través de transformadores de capacidad máxima de 750KVA, por lo tanto, el nivel de cortocircuito quedará limitado por la impedancia de este y de los alimentadores de suministro. Potencia Transf. 750 KVA Impedancia 5.0 % Corriente en º/1 = 1/0,05 = 20 Corriente de cortocircuito real = 20 x 1139A = 22796 A De acuerdo a lo anterior, y considerando la perdida de potencia debido a la longitud de los alimentadores de la Cia eléctrica, las protecciones en tablero general, serán de capacidad no inferior a 25 KA. Para las protecciones generales y generales de grupo de los tableros de distribución se especifican capacidades de 18KA, asumiendo también la perdida de potencia en los conductores de los alimentadores.
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ESP. TEC. – CONDELL 288/2012
oficinas y aquellos circuitos de servicio común que lo requieran. (Según Nch Elec. 4/2010). Además se debe considerar lo establecido en Nch Elec. 4/2003 párrafo 11.4. El sistema de puesta a tierra de protección y servicio en baja tensión, está compuesto por una malla construida en conductor de cobre desnudo de 53.5mm². Las dimensiones y su ubicación se indican en planos. En documento adjunto se entrega el informe de configuración geoeléctrica y memoria de cálculo respectivo. El empalme será solicitado en baja tensión y por lo tanto le corresponde a la Empresa eléctrica distribuidora de energía (Chilectra) poner a tierra el conductor neutro en la Subestación.
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ESP. TEC. – CONDELL 288/2012
4.0
ESPECIFICACIONES TECNICAS
4.1- ACOMETIDA ACOMETIDA Y EMPALMES a.-
La disposición y dimensionamiento de esta partida debe entenderse como un anteproyecto el cual debe ser sometido, por parte del instalador a cargo de las las obras, a revisión y/o ratificación ante la Empresa Eléctrica en forma previa al inic io de las obras. Las obras de esta partida se coti zarán zarán de acuerdo a lo especificado en planos, y básicamente consultan ductos para acometida y cajas de paso.
b.-
Se especifican ductos conduit tipo pesado de acuerdo a norma NCH 399, color naranja, según: •
01 ductos de 140mm de diámetro para la acometida en baja tensión de Servicio Común. Este tramo recorrerá desde la Bóveda de la subestación dispuesta por Chilectra en vereda, hasta la sala eléctrica del 1º subterráneo en donde se ubicaran el empalme y tableros de Servicio Comunes.
•
05 ductos de 140 mm de diámetro para la acometida vertical en baja tensión para Departamentos. Este tramo recorrerá desde la cámara dispuesta por Chilectra, hasta el shaft eléctrico de la vertical, donde subirá dejando en cada piso las cajas
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ESP. TEC. – CONDELL 288/2012
f.-
El alcance alcance de esta esta partida queda limitado hasta una caja en el límite de la la bóveda de la subestación al interior de la propiedad donde se deberá empalmar la empresa eléctrica.
4.2
CANAL IZACION ELECTRICA ELECTRICA
a.-
La Distribución Distribución de alumbrado, enchufes enchufes y circuitos se canalizará en ductos de pvc rígido de 20 mm de diámetro, o mayor, según indique el plano eléctrico de cuadros de cargas. Se podrá utilizar ducto de polietileno de alta densidad, solo en las canalizaciones preembutidas en hormigones, de acuerdo a las condiciones dispuestas en la norma respectiva. Las líneas generales y los circuitos de fuerza se canalizarán en Conduit de PVC serie naranja. Las curvas irán debidamente adheridas al tubo mediante pegamento pegamento del tipo vinilit o similar. IMPORTANTE •
En los muros y losas de hormigón armado, todos los ductos, obligatoriamente, deberán quedar preembutidos preembutidos durante la etapa de obra gruesa. No se aceptará ningún tipo de rotura o calados en los muros terminados.
•
Del mismo mismo modo, toda toda la canalización deberá deberá quedar terminada y revisada durante
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ESP. TEC. – CONDELL 288/2012
f.-
Se consideran conductores de aislación tipo NYA y THHN (Según lo detallado en Cuadros de Carga) para instalaciones interiores de alumbrado y fuerza para servicios comunes hasta secciones de 2.5mm2 ó 3.31mm2 y THHN para secciones mayores (No se mezclaran este tipo de conductores en las canalizaciones). Para instalaciones exteriores se empleará conductores de aislación XT o XTU exclusivamente. Las secciones estarán de acuerdo a lo indicado en el proyecto. Para líneas generales y alimentadores ver ítem 4.3 y 4.4
g.-
Las uniones de los conductores conductores se deberán realizar con conectores cónicos tipo Eagle de 3M o similar. La capacidad de los conectores será determinada por la cantidad y sección de los conductores a unir.
h.-
Todas las tapas de cajas serán metálicas galvanizadas. Las tapas de cajas que queden a intemperie llevarán empaquetadura de goma.
i.i. -
IMPORTANTE : IMPORTANTE : TODA LA CANALIZACION HORIZONTAL Y VERTICAL, SE EJECUTARA PREEMBUTIDAS POR LOSA O MUROS, MUROS, Y EMBUTIDAS EMBUTIDAS EN TABIQUES.
4.3 LÍNEAS GENERAL GENERAL ES DEPTOS 4.3.1 Las líneas generales de alumbrado a los departamentos se canalizarán desde el
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ESP. TEC. – CONDELL 288/2012
La unión entre cables se hará mediante sistema de termofusión tipo cadweld, o equivalente técnico, con moldes tipo XB (Cruz) y TA (Derivación). c.-
En forma posterior a la construcción construcción de la malla, malla, el contratista eléctrico procederá a medir la respectiva resistencia, por los métodos aprobados. En caso que el valor no se encuentre dentro de los rangos aceptados (20 Ohm), deberá corregirse. El informe de respectiva medición y la descripción del procedimiento utilizado se deberán entregar a la ITO.
d.-
Desde la malla se consideran puntos de unión a la caja de Tp+Ts en ductos de PVC y cables XTU, según lo indicado en la lámina 02 de 21, de 3º subterráneo. Esta caja además, servirá en el futuro para verificar y medir la resistencia de puesta a tierra.
e.-
Para cada toma de tierra (de servicio servicio y protección) de los departamentos departamentos se consulta consulta una red vertical con cajas en cada piso en donde se alojarán las barras de Cu desnuda con pernos M5 en cantidad equivalente al número de oficinas + 2 vacantes por cada una. Desde estas barras se tomarán individualmente las Ts. y Tp. para las conexiones de los empalmes. También se consultan las uniones y tomas individuales a las barra de Tp y Ts del Tablero General.
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ESP. TEC. – CONDELL 288/2012
Los conductores de esta partida serán del tipo cable THHN, 600V, 90ºC. Cada Alimentador y/o circuito, estará compuesto por los conductores de fases, neutro y Tp. b.-
Cada alimentador se deberá identificar (marcar) mediante etiquetas de plástico del tipo PANDUIT tipo SSM o equivalentes con leyendas impresas con lápiz indeleble color negro o azul. Esta identificación se realizará en el recorrido de las EPC/BPC cada cada 5m y en la salida del tablero de distribución.
c.-
Todos los conductores deberán regirse de acuerdo al código de colores indicado en las normas SEC.
d.-
Cuando los alimentadores, sean de un mismo color (negro), deberán marcarse marcarse las fases en los extremos con huinchas de colores polivinilica de 19mm 3M.
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ESP. TEC. – CONDELL 288/2012
según se indica en detalles de láminas respectivas. Los tramos verticales de las EPCs se afianzaran a los muros sobre rieles de 42x42x2mm galvanizados y tuerca riel respectiva. c.-
La separación entre soportaciones no será mayor a 1,5 m.
d.-
Sobre lo mostrado en los planos el contratista eléctrico deberá considerar curvas verticales para los cambios de niveles que se produzcan.
e.-
Todas las Bpcs (horizontales y verticales) y las Epcs E pcs verticales deberán llevar tapa.
f.-
Todas las Bpcs y Epcs estarán recorri das por un cond uctor de Cu desnudo de sección 13,3 mm² el cual se afianzará mediante conector tipo prensa paralela cada 3 m.
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ESP. TEC. – CONDELL 288/2012
f.-
Para la circulación Vehicular en Subterráneos, se consideran Sensores Infrarrojos Marca Legrand, Modelo CX 105 + Power Pack BZ-50 (Considerar Caja Bticino Ref. 16202).
g.-
Para estacionamientos y escalera, se consideran Sensores Infrarrojos Marca Schneider Electric, Modelo CCT 56 P 008 (360º, 12 metros de diámetro).
4.8
LUMINARIAS
a.-
Se debe proveer de portalámparas al cielo para los centros eléctricos de cocinas, baños, dormitorios, pasillos y living-comedor para los efectos de cumplir con la norma SEC.
b.-
Para las bodegas, según sea el caso, se debe considerar bases rectas al cielo con
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ESP. TEC. – CONDELL 288/2012
4.9
TAB LEROS DE SERVICIOS COMUNES
a.-
Se consultan los tableros de Distribución TDA y F “SC” y tablero de comando para alumbrado y extractores, según se indica en plantas. NOTA El contratista eléctrico entregará a la inspección técnica, previo a la fabricación de los tableros, tableros, un diseño (planos) indicando: formato, dimensiones, distribución de elementos, espacio disponible y listado de equipos constituyentes del tablero. Posteriormente y con la aprobación de planos, por parte de la ITO, se procederá con la fabricación Tableros en gabinetes:
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ESP. TEC. – CONDELL 288/2012
a.6
Los gabinetes serán construidos en plancha de acero A37-24 de espesor mínimo mínimo de 2,0 mm.
a.7
El proceso de pintura debe considerar limpieza previa mediante desengrasado y arenado a grado 2, se le aplicará un eficiente tratamiento anticorrosivo en base a antióxido epóxico AS 331 de STIERLING, y 2 manos de esmalte epóxico antireflectante AS 331 de 3 mils de espesor. El color será resuelto por el arquitecto siendo el contratista, el encargado de consultarle. La placa porta equipo o doble fondo será de color naranja.
a.8
Todos los Tableros llevarán puertas puertas exteriores abisagradas, abatibles en 180 grados y dispondrán de panel frontal cubre equipo, desmontable, provisto de destajes para las palancas de accionamiento accionamiento de disyuntores. Este panel al abrirse no debe accionar los
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ESP. TEC. – CONDELL 288/2012
b.-
Marcado
b.1
Cada Tablero debe individualizarse de acuerdo al nombre dado en el proyecto. proyecto. Esta Esta identificación se hará en letras blancas grabadas bajo relieve, en plancha de acrílico
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ESP. TEC. – CONDELL 288/2012
Las borneras se agruparán e identificarán de acuerdo al seccionamiento seccionamiento del tablero respectivo. Ejemplo:
TDA "Z" = Alumbrado: Bornera XA
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ESP. TEC. – CONDELL 288/2012
d.7 Todas y cada cada uno de los juegos de barras llevarán cubierta de acrílico transparente con etiqueta de señalización de peligro.
e.-
Componentes
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ESP. TEC. – CONDELL 288/2012
e.5.-
Bornes
:
e.6.-
Luces pilotos con Transformador
Ref: LEGRAND serie vikings o equivalentes, para la capacidad del circuito respectivo. :
Ref: LOVATO, LEGRAND o equiv. 22 mm de diámetro.
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ESP. TEC. – CONDELL 288/2012
con desconexión por sobre componentes armónicas.
f.-
Pruebas
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