Product Overview

Hydraulic characteristics
Two-way zone valve 6442 series, sizes 1/2”, 3/4” and 1” Three-way zone valve with by-pass code 6443.. 3BY
on “by-pass” operation, sizes 1/2”, 3/4”, 1”
2.1 Cv (1.8 Kv)
∆p (psi) (kPa)
.10
.25
10 2 5 20
1.10
.60
0.1
1
0.2
0.3
0.5
2
3
5
1
10
2
3
5
20
30
0.4
4
0.01
0.02
0.03
0.05
0,1
0,2
0,3
0,5
0.04
Three-way diverter valve 6443.. code, sizes 1/2”, 3/4” and 1”
4.5 Cv (3.9 Kv)
∆p (psi) (kPa)
0.1
1
0.2
0.3
0.5
2
3
5
1
10
2
3
5
20
30
0.4
4
0.01
0.02
0.03
0.05
0,1
0,2
0,3
0,5
0.04
13.0 Cv (11.2 Kv)
G (l/s) (gpm)
∆p (psi) (kPa)
.15
.25
10 2 5 20
1
.5
.10
2.2
3.15
50
1
0.1
1
0.2
0.3
0.5
2
3
5
1
10
2
3
5
20
30
0.4
4
0.01
0.02
0.03
0.05
0,1
0,2
0,3
0,5
0.04
12 Cv (10.3 Kv)
∆p (psi) (kPa)
0.1
1
0.2
0.3
0.5
2
3
5
1
10
2
3
5
20
30
0.4
4
0.01
0.02
0.03
0.05
0,1
0,2
0,3
0,5
0.04
Three-way zone valve with by-pass code 6443.. 3BY
on “open” operation, sizes 1/2”, 3/4”, 1”
G (l/s) (gpm)
1 0.5
.05
CALEFFI
CALEFFI
AB
AB
AB
AB
13
.10
.25
10 2 5 20
1.10
.60
G (l/s) (gpm)
1 0.5
.05
35
.82
G (l/s) (gpm)
.15
.25
10 2 5 20
1
.5
.10
2.2
3.15
50
1
13
35
.82