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FriwaMaxi up to 77 l/min, FC3.10

Domestic hot water preparation operating on the principle of a flow-type water heater
Withdrawal capacity: 2-77 l/min
Circulation: optional

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Operating data
Max. operating pressure primary: 3 bars
Max. operating pressure secondary: 10 bars
Kvs value primary: 5.6
Kvs value secondary: 5.2
Max. flow rate: 77 l/min
Transmission performance: 200 kW
Min. flow rate: 2 l/min
Max. operating temperature: 95 °C
Sensors: primary: 1 x Pt1000 / secondary: 2 x Pt1000 / 1 x flow meter
Heat exchanger: B25TH, 60 plates
Opening pressure check valve: 400 mm wc
Controller: FC3.10
Height: 795 mm
Width: 602 mm
Nominal diameter: DN 25 (1")
Depth: 298 mm
Installation length: 769 mm
Connection primary: 2" ext. thread
Centre distance secondary: 100 mm
Connection secondary: 1 ¼“ ext. thread
Centre distance primary: 120 mm
Connection circulation line: 1" ext. thread / 1¼" ext. thread
Valves and fittings: Brass
Field of application: Domestic hot water preparation operating on the principle of a flow-type water heater
Application range: In solar thermal systems In systems with solid fuel boilers, oil or gas boilers
Connection to a buffer tank
As a 2-fold cascade up to 154 l/min (as per SPF LK 1)*
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: 95 °C
Min. flow rate: 2 l/min
Max. flow rate: 77 l/min
The CE-conformity of the module has been certified according to DIN EN 60335 and SVGW.
*Indication of performance as per SPF test procedure

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