38059-Satchwell Inter. Guide 05

Water Flow (l/s)
WATER VALVE SIZING CHART
280
200
100
80
60
50
40
30
20
10
8
6
5
4
3
2
1
0.8
0.6
0.5
0.4
0.3
0.2
0.1
0.08
0.06
0.05
0.04
0.03
0.02
0.01
0.008
0.006
0.005
0.004
0.003
1000
800
600
500
400
300
200
100
80
60
50
40
30
20
10
8
6
5
4
3
2
1
0.8
0.6
0.5
0.4
0.3
0.2
0.1
0.08
0.06
0.05
0.04
0.03
0.02
0.01
0.0003
0.0004
0.0005
0.0006
0.0008
0.001
0.03
0.04
0.05
0.06
0.08
0.1
2 1
3
3
2 1
0.002
0.2
0.003
0.004
0.005
0.006
0.008
0.01
0.3
0.4
0.5
0.6
0.8
1
0.02
2
0.03
0.04
0.05
0.06
0.08
0.1
Pressure Drop (bar)
3
4
5
6
8
10
Pressure Drop (kPa)
1 l/s = 3.6m 3 /h
100 kPa = 1 Bar approximately equal to 1.02 kgf/cm 2 approximately equal to 14.5 lbf/in
1 3
1
44
2
2
3
0.2
20
0.3
0.4
0.5
0.6
0.8
1
30
40
50
60
80
100
CONSTANT VOLUME – VARIABLE TEMPERATURE CONSTANT TEMPERATURE – VARIABLE VOLUME
Source
of heat
(a) MZ, MZX, MZF, MJF, MEU, MB or MBF Valves
Source
of heat
Water Flow (m 3 /hr)
(a) MB or MBF Valves only
Load
Source
of heat
Pump Pump
Pump
Load
(a) MZ, MZX, MZF, MJF, MEU, MB or MBF Valves
Source
of heat
SATCHWELL
VALVE SIZING INFORMATION
Pump
(a) MB or MBF Valves only
Load
Load
P2
2
200
Source
of heat
3
4
5
6
8
10
300
400
500
600
800
1000
Source
of heat
P1
Valve
Pump
P1 + P2
P1
2 1
3
P1
P2
200
120
80
63
40
32
25
16
12
10
8
6.3
4
3.2
2.5
2.0
1.6
1.0
0.63
0.5
0.4
0.25
0.2
CVs Values
280
200
100
80
60
50
40
30
20
10
8
6
5
4
3
2
1
0.8
0.6
0.5
0.4
0.3
0.2
0.1
0.08
0.06
0.05
0.04
0.03
0.02
0.01
0.008
0.006
0.005
0.004
0.003
Note:
Refer to appropriate valve
Data Sheet for maximum
allowable differential
pressure.
Pump
Load
Load
Water Flow (l/s)