4.4
Technical specifications
Parameter
Main connection
Possible heating circuit con-
nections
Test pressure (24 h, < 30 °C)
Operating temperature and
pressure
Tightening torque
Number of heating circuits
deliverable
Thermometers
Flow meter
Flow coefficient NS
flow and return valve
Product description
Value
G1
G1 flat-sealing; G1 compression fitting for
pipe Ø 25 x 2.3/2.5;
3
G
Ø 32 x 2.9 or Ø 40 x 3.7
Max. 6 bar
Max. 60 °C at 6 bar
Max. 90 °C at 3 bar
Max. 80 Nm
Max. 20 heating circuits
-20/+40 °C
0/+60 °C (NS 40 optional standard)
In conjunction with the multi-way union,
bimetal thermometers NS 50 with different
ranges can be retrofitted.
4-20 l/min or 7-32 l/min
2.1 m
1
or welded connection (optional)
/
2
eurocone; compression fitting
/
4
3
/h
ProCalida® IN 1½
EN
9