Solarbayer FRIWA 50, Manual

Page: 23 / 36

Code no.
907.40.62
Dated 10/2015 - 23 -
3 T e c h n i c a l s p e c i f i c a t i o n s
3.1 General description
FRIWA 50
Nominal output at 10-60 °C
mixed to 45 °C/75 °C (CW-HW/HF)
157 kW
Tapping capacity at nominal output 64 l/min
NL number at nominal output 22
Max. operating
pressure
Heating side (primary)
Drinking water side
(secondary)
3 bar
10 bar
Max. operating
temperature Heating side
Drinking water side
95 °C
70 °C
Connections
Heating side
Drinking water side
Circulation (optional)
Rp1
Rp ¾
Rp ¾
Medium
Heating side
Drinking water side
Heating water according to VDI 2035
Heating water according to TrinkwV
(Drinking Water Ordinance)
Δp drinking water side at nominal output
0.6 bar
Max.
Δp for piping on the heating side
50 mbar
Connecting piping for the heating side*
(max. pipe length 10m, supply and return)
DN 32
Connecting piping for drinking water side* DN 25
Circulation pump
Power consumption
Wilo Yonos Para 25/7.0 PWM2
3-45 W
Electrical connection (mains control unit) 230 V AC/ 50-60 Hz
Materials
Housing, connecting components CW617N (2.0402)
Plate heat exchanger
Stainless steel (1.4401), Cu soldered,
Stainless steel soldered
Piping on the heating side Copper
Piping on the drinking water side Stainless steel (1.4404)
Seals AFM
Insulation EPP foam 0.038 W/mK
*Sample design, does not replace specialist planning!