Control Ball Valve
EXPERT OF CONTROL BALL VALVES
VTC2... series DN25~50 [1”~2”], 2-way
Equal-percentage characteristics
Modulating control of cold and hot water
Applications • Water-side control of air handing unit
in air conditioning systems
• Water-side control in heating systems
Flow media
Temperature of medium
Rated pressure
Flow characteristic
Leakage rate
Pipe connector
Working pressure Δp max.
Closing pressure Δp
Angle of rotation
Installation position
Materials: Body
Ball
Stem
Seat
Sealing
Cold and hot water;
Water with max. 50% volume of glycol
-5°C…+110°C [23°F~+230°F]
1600kPa [ANSI Class 125]
Equal percentage
Control path ≤0.01% of Kvs [ANSI Class IV]
Stem
No leakage
Internal thread BSPP or NPT
400kPa [58psi] 200kPa [29psi] for low-noise operation
1400kPa [203psi]
90° (Operation range 7°…88°)
Upright to horizontal (In relation to the stem)
Forged, nickel-plated brass
Stainless steel
Stainless steel
R-PTFE
EPDM O-Ring
Flow Coefficient and Dimensions
Connection
mm In.
25
1
32
1-¼
40
1-½
50
2
Model
Threads
•VTC225-0
VTC225-1
•VTC232-0
BSPP=B
VTC232-1
NPT=N
•VTC240-0 Threads
VTC240-1
•VTC250-0
VTC250-1
Flow Coefficient
Kvs
21
10
28
16
39
25
65
40
Cv
24
11.6
32
18.5
45
29
75
46.4
Rangeability
---493:1
---445:1
---303:1
---452:1
L
H
mm
In.
70
2-3/4
82
92
mm
Weight
kg
lb
In.
0.4
0.9
3-11/32 30 1-3/16 0.55
1.2
3-5/8
27 1-1/16
33 1-19/64
1.1
2.4
106 4-11/64 38 1-1/2
1.6
2.5
• Full open without the characterized
9.5 9.5
formed port ball
Exceptive flow coefficient
can be customized.
H
Example:
2” control ball valve, Kvs=40,
BSPP threads =VTC250-1B
9
L
All technical information recommendation in the data sheet are only for general application.
For special requirement please contact our local dealer or the technical support of our company directly.
We reserve the right to change or modify product design or product without prior notice.
2
Innovalve @ 2008.02 V1.0
Zhuji Innovalve Technology Co.,Ltd. Expert in Control Ball Valves
Spectifications