Brochure

Hydraulic characteristics
Two-way zone valve 6442 series, sizes 1/2”, 3/4” and 1” Three-way zone valve with by-pass series 6443.. 3BY
on “by-pass” operation, sizes 1/2”, 3/4”, 1”
2 Cv (1.8 kv)
p (psi) (kPa)
500
1000
10
2 5 20
4000 2000
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.. series, sizes 1/2” and 3/4”
5.0 Cv (4.3 kv)
p (psi) (kPa)
500
1000
10 2
5 20
4000 2000
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/h) (gpm)
p (psi) (kPa)
500
1000
10 2 5 20
4000 2000
300
5000
10000
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)
G (l/h) (gpm)
p (psi) (kPa)
500
1000
10 2 5 20
4000 2000
300
5000
10000
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
Three-way zone valve with by-pass series 6443.. 3BY
on “open” operation, sizes 1/2”, 3/4”, 1”
G (l/h) (gpm)
1 0.5
200
G (l/h) (gpm)
1 0.5
200
CALEFFI
CALEFFI
AB
AB
AB
AB
13