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GEA VARIVENT T R Series User Manual

GEA VARIVENT T R Series
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2015-09 · Vanne de fond à double siège T_R / T_RL / T_R / Mixproof Bottom Valve T_R / T_RL / T_RC
2
Abréviations et
termes importants
BS Norme British Standard
bar unité de mésure de la pression
Toutes les indications de pression [bar/psi] sont
considérées comme valeurs de surpression
[bar
g
/psi
g
] en l'absence de mention explicite
contraire.
env. Environ
°C Unité de mesure de la température
degré Celsius
dm
3
n Unité de mesure du volume
décimètre cube
Volume étalon (litre étalon)
1dm
3
n
= 1l
n
61inch
3
DN Diamètre nominal DIN
DIN Norme allemande de
l'Institut allemand de normalisation
(Deutsches Institut für Normung e.V.)
EN Norme européenne
EPDM Matériau
Abréviation selon DIN/ISO 1629
caoutchouc éthylène-propylène-diène
°F Unité de mesure de la température
degré Fahrenheit
FKM Matériau
Abréviation selon DIN/ISO 1629
Elastomère fluorocarboné
h Unité de mesure du temps
heure
HNBR Matériau
Abréviation selon DIN/ISO 1629
Caoutchouc acrylonitrile-butadiène hydrogéné
IP Classe de protection
ISO Norme internationale de
l'International Organization for
Standardization
kg Unité de mesure du poids
kilogramme
kN Unité de mesure de la force
kilonewton
Valeur Kv coefficient de débit
[m³/s]
1 Kv = 0,86 x Cv
Important Abbrevia-
tions and Terms
BS British standard
bar Unit of measure for pressure
All pressure ratings [bar/psi] stand for
over pressure [bar
g
/psi
g
] if this is not explicitly
described differently.
approx. approximately
°C Unit of measure for temperature
degrees centigrade
dm
3
n
Unit of measure for volume
cubic decimetre
Volume (litre) under standard conditions
1dm
3
n
= 1 l
n
61 inch
3
DN DIN nominal width
DIN Deutsche Norm (German standard)
DIN Deutsches Institut für Normung e.V.
(German institut for Standardization)
EN European standard
EPDM Material designation
Short designation acc. to DIN/ISO 1629
Ethylene propylene diene (monomer) rubber
°F Unit of measure for temperature
degrees Fahrenheit
FKM Material designation
Short designation acc. to DIN/ISO 1629
Fluorine rubber
h Unit of measure for time
hour
HNBR Material designation
Short designation acc. to DIN/ISO 1629
Hydrated acrylonitrile butadiene rubber
IP Protection class
ISO International standard of the
International Organization for
Standardization
kg Unit of measure for weight
kilogram
kN Unit of measure for force
kilo Newton
Cv-Wert flow coefficient [US gallons per minute]
1 Cv = 1,17 x Kv

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GEA VARIVENT T R Series Specifications

General IconGeneral
BrandGEA
ModelVARIVENT T R Series
CategoryControl Unit
LanguageEnglish

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