oventrop Cocon QTZ Instrucciones De Instalación Y Operación Para El Instalador Especializado

oventrop Cocon QTZ Instrucciones De Instalación Y Operación Para El Instalador Especializado

Válvula combinada de regulación y control

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USA
Read installation and operating instructions carefully
before installing the regulating valve
The installation and operating instructions as well as all
other valid documents have to remain with the user of
the system
Content:
1.
General information........................................................ 1
2.
Safety notes ................................................................... 1
3.
Transport, storage, packaging ....................................... 2
4.
Technical data ................................................................ 2
5.
Construction and function ............................................. 2
6.
Installation ...................................................................... 4
7.
Operation........................................................................ 4
8.
Maintenance................................................................... 4
9.
Warranty ......................................................................... 4
Illus. 1. Combined control and regulating valve "Cocon QTZ"
1. General information
1.1. Information regarding installation and operating
instructions
These installation and operating instructions serve to assist
the installer when installing the presure indepedent control
valve and setting it into operation.
Other valid documents:
Manuals of all system components.
1.2. Keeping of documents
These installation and operating instructions should be kept
by the user of the system.
Oventrop Corp.
P.O. Box 789
29 Kripes Road
East Granby, CT 06026
USA
Phone: +1 (860) 413-9173
Fax:
+1 (860) 413-9436
E-Mail: oventrop@comcast.net
Internet: www.oventrop-us.com
Subject to technical modification without notice.
167611081 01/2014
Valves, controls + systems
Combined control and regulating valve
Installation and operating instructions for the specialized installer
1.3. Symbol explanation
Safety guidelines are displayed by symbols. These guide-
lines are to be observed to avoid accidents, damage to
property and malfunctions.
1.4. Copyright
The installation and operating instructions are copyrighted.
2. Safety notes
2.1. Correct use
Safety in operation is only guaranteed if the valve is used
correctly.
The combined control and regulating valve "Cocon QTZ" is
designed to be installed in heating and cooling systems with
a closed water circuit (e.g. central or underfloor heating sys-
tems, fan coil units, chilled ceilings, fan convectors etc.).
It operates as an automatic flow and pressure independent
control (hydronic balancing) and can control another vari-
able (e.g. room thermostat) by modifying the flow rate in
conjunction with actuators, thermostats and temperature
controllers.
Any use of the "Cocon QTZ" outside of the above circum-
stances will be considered as non-compliant and misuse.
Claims of any kind against the manufacturer and/or his
authorised representative due to damages caused by incor-
rect use cannot be accepted.
The observance of the operating and maintenance instruc-
tions is part of the compliance terms.
2.2. Possible dangers at the installation location
Hot surfaces
The valve may get very hot during operation. Do not
touch without safety gloves.
Sharp threads
The valve's threads are sharp. Do not touch without
safety gloves.
Small pieces
Store and install the valve out of reach of children.
Heavy valve
Wear safety shoes to protect your feet during installation.
Allergies
Don't touch the valve and avoid any contact if allergies
against the used materials are known.
The case of an external fire has not been taken into con-
sideration when constructing the valve.
"Cocon QTZ"

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  • Página 5: Tabla De Contenido

    (e.g. termostato de ambiente) modifican- do el caudal a través del actuador que es gobernado por un termostato u otros controles de temperatura. Cualquier otro uso de la válvula “Cocon QTZ” fuera de las circunstancias descritas será considerado como no adecua- do o abusivo.
  • Página 6: Transporte, Almacenamiento, Empaque

    (e.g. en combinación con actuadores con señal Solo utilice accesorios de conexión con rosca NPT. Con de control de 0-10 V), la autoridad de la válvula “Cocon QTZ” accesorios soldables, la válvula puede conectarse a rosca- alcanza el 100% (a=1) dentro del recorrido efectivo de op- ble, tubería de acero de precisión, acero inoxidable o cobre...
  • Página 7: Aplicación

    Fig. 5.5 Curva característica del Caudal por preajuste de presión diferencial 5.2. Aplicación Las válvulas Oventrop de regulación y control “Cocon QTZ“ se utilizan en sistemas de calefacción y refrigeración central con bombas de circulación para control de caudal y tempe- ratura ambiente.
  • Página 8: Instalación

    Figura 6.1 Sistema de dos tuberías Para un aislamiento permanente de la válvula, debe utilizarse un volante manual de Oventrop, artículo No. 101 25 65. 7.4. Factores de corrección para mezclas de agua y glicol Válvula de corte Control de punto de rocío...

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