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Friwa

DHW

technology

Tank heat transfer module Midi up to 33 l/min

for charging/preheating domestic hot water tanks via large buffer tank systems with high tap performances

Withdrawal capacity: 2-33 l/min
Circulation: optional
SKU
643544
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More Information
paw_waermetauscher_werkstoff Solder: copper,Plates + connecting pieces: stainless steel
Operating data
Max. operating temperature: 95 °C
Max. operating pressure primary: 3 bars
Max. operating pressure secondary: 10 bars
Max. operating temperature: 95 °C
Kvs value primary: 4.1
Kvs value secondary: 3.4
Max. flow rate: 33 l/min
Transmission performance: 92 kW
Min. flow rate: 2 l/min
Equipment
Controller: FC4.13
Check valves: primary: 2 x 190 mm wc
Shut-off valves: Ball valves and piston valves
Sensors: 3 x Pt1000 (integrated) / 3 x Pt1000 (enclosed)
Heat exchanger: B25TH, 40 plates
Controller: FC4.13
FlowSonic: 1-130 l/min
Dimensions
Connection secondary: 1" ext. thread
Centre distance secondary: 220 mm
Height: 795 mm
Width: 602 mm
Depth: 298 mm
Installation length: 757 mm
Connection primary: 1½" ext. thread
Connection secondary: 1" ext. thread
Centre distance primary: 120 mm
Centre distance secondary: 220 mm
Length: 713 mm
Materials
Valves and fittings: Brass
Gaskets: EPDM / AFM34
Insulation: EPP
Piping: Stainless steel
Heat exchanger: B25TH, 40 plates
Field of application:
for charging/preheating domestic hot water tanks via large buffer tank systems with high tap performances

Application range:
In solar thermal systems
In systems with solid fuel boilers, oil or gas boilers
Connection to a buffer tank
up to 33 l/min
No domestic hot water tank necessary
Energy for heating the water is taken from the buffer tank

Operating data:
Max. operating pressure: primary = 3 bars, secondary = 10 bars
Max. operating temperature: 2-95 °C
Min. flow rate: 2 l/min
Max. flow rate: 33 l/min

The CE-conformity of the module has been certified according to DIN EN 60335 and SVGW / ACS.

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