Technical data
Differential pressure diagram
Dimensions
Materials
HeatBloC® K36 - DN 20 (3⁄4")
Opening temperature
Grundfos UPM3 Auto L 15-70
50 °C
EEI*
with
Item no.
€ / piece
Wilo-Stratos PICO 15/1-6
< 0.20
< 0.20
320353WP6
320353WH6
-
-
-
-
50 °C
<0.17
< 0.20
320353GH6
320353GM6
320353
Wilo Para 15/6-43
60 °C
< 0.20
320373WP6
< 0.20
320373WH6
Grundfos Alpha2.1 15-60
60 °C
<0.17
320373GH6
without pump - for pumps with
1" external thread x 130 mm
60 °C
< 0.20
320373GM6
320373
-
Application range
• return flow temperature maintenance for solid fuel boilers,
wood firing and stove heating systems
Recommended application range
• up to 10 kW
• 10 K up to 860 l/h
Operating data
Max. pressure
Maximum operating temperature
Kvs value
6 bars
110 °C
2.5
Nominal diameter
Connection generator
Connection consumer
Height
Installation length
Centre distance
Width
Valves and fittings
Gaskets
Insulation
DN 20 (3⁄4")
3⁄4" int. thread
3⁄4" int. thread
385 mm
347 mm
90 mm
180 mm
Brass
EPDM
EPP
Wilo Para 15/6-43
Grundfos Alpha2.1 15-60
without pump - for pumps with 1"
external thread x 130 mm
Wilo-Stratos PICO 15/1-6
Grundfos UPM3 Auto L 15-70
50 °C
50 °C
50°C
60 °C
60 °C
-
-
-
-
-
96
with pump •
without pump •
with actuator • *Energy Efficiency Index
Prices excl. VAT • 01/2020 • Printed in Germany •
PAW GmbH & Co. KG • 31789 Hameln • Germany • Phone: +49-5151-9856-0 • Fax: +49-5151-9856-98 • info@paw.eu • www.paw.eu
D
N
2
0