Pumpfix CONSTANT DN25 (PF 2520 - PF 2522)
PF 2520 - PF 2522

PUMPFIX CONSTANT DN25 (PF 2520 - PF 2522)

The pumping set for low-temperature mixed heated circuits allows for the regulation of constant temperature inflow. Suitable for underfloor heating of smaller areas. All CONSTANT DN25 pumping sets have a built-in adjustable bypass from 0 to 50% to protect against excessively high inflow temperatures.
Components:
  • Ball shut-off valves with a thermometer (0-120°C)
  • Circulating pump
  • Spacer piece with a non-return valve
  • Three-way thermostatic valve with adjustable bypass
  • Thermostatic head
  • Insulation shell
  • Connections G3/4” for overflow valve installation
Category:

Art.

Ident

EAN

DN

PN

Pump

kvs

L

H

L1

L2

L3

G

L4

L5

G1

L6

Weight

Packaging

PF 2520

1741420

3838963426691

25

10

-

4

250

430

186,5

125

68


16

12

1-1/4˝

180

6

1

PF 2521

1741421

3838963426707

25

6

Wilo PARA 25-180/6-43/SC-12

4

250

430

186,5

125

68


16

12

1-1/4˝

180

8

1

PF 2522*

1741422

3838963426714

25

6

IMP GHN 25/60-180*

4

250

430

186,5

125

68


16

12

1-1/4˝

180

8.5

1

*Not available in the EU (Commission Regulation (EU) No 641/2009 and No 622/2012) T = -10 °C…+110 °C (water 0.5°C...+110°C - without steam)
*Ni na voljo v EU (Uredbi komisije (ES) št. 641/2009 in št. 622/2012)  T =  -10 °C…+110 °C (voda 0,5°C...+110°C - brez pare)