Flowserve ZK 313 User Manual
Page 7
7
Explanatory Notes
(continued)
Technical Data
Important
For the technical data of the control valve ZK 313, see the name plate.
Name plate
Specifications
PN
DN
NR
TYP
0
10
20
30
Düse/Nozzle
bar
°C
psig
ZK313-D/11
1234
50
11 LIN
300
510
120
570
Type with nominal size of body
Gestra serial number
Nominal size of connection [DN]
Rated pressure [bar]
Valve stroke [mm]
K
vs
value, characteristic curve
Max. allowable temperature [°C]
1
)
Max. allowable pressure [barg]
1
)
1
) If there is no rated pressure stated on the name plate, the maximum allowable pressure
limits are stated together with the associated temperatures.
Example:
°C
300 | 570
barg
510 | 120
2
) The statement of differential pressure corresponds to valve inlet pressure minus valve
outlet pressure.
The scope and layout of the name plate data comply with EN 19.
Pressure/Temperature Rating
Important
In the installation instructions, standard pressure/temperature ratings for
materials 1.5415 and 1.7380 are described. For possible deviations, please see
the name plate of the control valve.
Max. allowable inlet temperature TMA
[°C]
200
400
530
570
Max. allowable pressure (1.5415) PMA
[bar g]
535
433
165
–
Max. allowable pressure (1.7380) PMA
[bar g]
550
503
326
184
Max. allow. differential pressure
∆PMX
[bar]
300
with additional stage 370