HeatBloC® K33R DN 25 (1")

Controlled circuit with constant temperature, electronically

Application range

● for thermally controlled radiant heating systems, for low-temperature

heating systems, as a return flow temperature maintenance for solid fuel

boilers, wood firing and stove heating systems

Recommended application range

● up to 22,5 / 45 kW

● 20 K up to 1940 l/h

Operating data

Max. operating pressure

Max. operating temperature

Kvs value

Adjustment range bypass

Differential pressure diagram

6 bar

110 °C

6

0 - 50 %

Technical data

Dimensions

Nominal diameter

Connection generator

Connection consumer

Height

Installation length

Centre distance

Width

Materials

Valves and fittings

Gaskets

Insulation

DN 25 (1")

11⁄2" ext. thread, flat sealing

1" int. thread

383 mm

340 mm

125 mm

250 mm

Brass

EPDM

EPP

HeatBloC® K33R DN 25 (1")

EEI*

< 0.17

< 0.20

< 0.23

< 0.20

< 0.20

< 0.20

= with actuator

with

Item no.

360463GH6

360463GM6

360463GL9

360463WP6

360463WP8

360463WN06

360463

Grundfos ALPHA2.1 25-60

Grundfos UPM3 Auto L 25-70

Grundfos UPML 25-105 AUTO

Wilo Para SC 25/6-43

Wilo Para SC 25/8-60/O

Wilo Yonos PICO 25/1-6

without pump - for pumps with 1

1⁄2" ext. thread x 180 mm

= conversion to flow left (it.no. 999300)

= with pump

= without pump

*EEI = Energy Efficiency Index

01/2024 • Printed in Germany

PAW GmbH & Co. KG • info@paw.eu • www.paw.eu

97

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