|
Pipe sizes |
Valve seat diameter in mm |
Flow rate coefficient KG* in m³/(h · bar) |
Face-to-face dimension in mm |
|---|---|---|---|
|
DN 25 |
11 20 33 |
65 200 420 |
160 200 200 |
|
DN 50 |
20 33 |
200 500 |
230 |
|
DN 80 |
25 31 41 50 |
400 850 1,400 1,750 |
|
|
DN 100 |
25 31 41 50 60 80 100 |
400 850 1,400 1,750 3,000 4,200 4,700 |
|
|
Load-limiting stage |
Control stage |
|||||
|---|---|---|---|---|---|---|
|
Measuring |
Wire Ø |
Specific outlet pressure range Wds in bar |
Measuring unit |
Wire Ø |
Colour coding |
Specific outlet Wds in bar |
|
M |
3.3 (green) |
0.1 to 1.5 |
N |
white yellow green red blue |
0.01 to 0.04 0.02 to 0.06 0.04 to 0.12 0.08 to 0.2 0.1 to 0.5 |
|
|
5 (silver) |
0.5 to 5 |
M |
green blue brown |
0.3 to 1.5 1 to 2.5 2 to 3.5 |
||
|
Outlet pressure range (pd range) |
Accuracy Class AC |
Lock-up pressure Class SG |
|---|---|---|
|
10 to 20 mbar > 20 to 50 mbar > 50 to 500 mbar > 0.5 to 2.5 bar > 2.5 to 5 bar > 5 bar |
5 5 5 2.5 1 1 |
50 30 10 10 10 5 |
|
Setpoint spring |
Specific outlet pressure range Wds in bar |
|||
|---|---|---|---|---|
|
Spring |
Wire Ø |
Colour coding |
||
|
Control stage |
2 3 4 |
4.5 5 6.3 |
black grey brown |
1 to 5 2 to 10* 5 to 15* |
|
Automatic load-limiting stage |
5 |
green |
0.5 to 15 automatic: above pd |
|
|
Actuator system |
Overpressure Wdo in bar |
Underpressure Wdu |
|---|---|---|
|
K 1a K 2a K 4 K 5 K 6 |
0.05 to 1.5 0.4 to 5.2 0.04 to 0.5 0.2 to 1.5 0.6 to 4.5 |
10 to120 mbar 60 to 400 mbar 5 to 60 mbar 15 to 120 mbar 40 to 300 mbar |