003L3621
Self-acting differential pressure controller primarily for use in district heating systems and in secondary district heating systems as well.
The controller closes on rising differential pressure.
Characteristic
|
Value
|
|
Type
|
AHP
|
|
Code number
|
003L3621
|
|
DN
|
25
|
|
kvs
|
4 m3/h
|
|
PN
|
16 bar
|
|
Medium
|
Circulation water
|
|
Medium alternative 1
|
Glycolic water up to 30%
|
|
Medium alternative 2
|
Glycolic water up to 50%
|
|
tmin
|
2 °C
|
|
tmax
|
120 °C
|
|
Connection type
|
Ext. thread
|
|
Connection size
|
G 1 1/4 A
|
|
Installation place
|
Return
|
|
Valve body
|
Dezincing free brass CuZn36Pb2As
|
|
Function
|
Diff. press. controller
|
|
Setting type
|
Adjustable
|
|
Min. Dp set
|
0.2 bar
|
|
Max. Dp set
|
0.4 bar
|
|
Min. Dp
|
0.1 bar
|
|
Max. Dp
|
2.5 bar
|