Installation Instructions
Appendix
0020246836_02 Installation instructions 9
Technical data – FEW output
FEW 300/3
MR
FEW 400/3
MR
FEW 500/3
MR
Output characteristic figure
NL (60 °C)
3.8 6.1 8.9
Continuous domestic hot
water output (heating circuit)
(60 °C 35 K)
43.2 kW 62.2 kW 83.0 kW
Continuous domestic hot
water output (heating circuit)
(60 °C 35 K)
1,063 l/h 1,531 l/h 2,041 l/h
Domestic hot water output
(60 °C)
377 l/10 min 504 l/10 min 618 l/10 min
Specific flow rate Delta
(60 °C 30 K)
44.0 l/min 58.8 l/min 72.1 l/min
Nominal heating medium
volume flow (heating circuit)
1.72 m³/h 2.58 m³/h 3.44 m³/h
Technical data – FES output
FES 300/3 MR FES 400/3 MR FES 500/3 MR
Output characteristic figure
NL (60 °C)
1.3 2.6 2.6
Continuous domestic hot
water output (heating circuit)
(60 °C 35 K)
13.5 kW 16.4 kW 16.4 kW
Continuous domestic hot
water output (heating circuit)
(60 °C 35 K)
331 l/h 404 l/h 404 l/h
Domestic hot water output
(60 °C)
161 l/10 min 219 l/10 min 223 l/10 min
Specific flow rate Delta
(60 °C 30 K)
18.8 l/min 25.6 l/min 26.0 l/min
Nominal heating medium
volume flow (heating circuit)
0.99 m³/h 1.20 m³/h 1.20 m³/h
Nominal heating medium
volume flow (solar circuit)
1.81 m³/h 1.93 m³/h 2.79 m³/h
Technical data – FEWS output
FEWS 400/3
MR
FEWS 500/3
MR
Output characteristic figure
NL (60 °C)
1.5 2.8
Continuous domestic hot
water output (heating circuit)
(60 °C 35 K)
44.3 kW 62.2 kW
Continuous domestic hot
water output (heating circuit)
(60 °C 35 K)
1,091 l/h 1,530 l/h
Domestic hot water output
(60 °C)
266 l/10 min 330 l/10 min
Specific flow rate Delta
(60 °C 30 K)
31.0 l/min 38.5 l/min
Nominal heating medium
volume flow (heating circuit)
1.70 m³/h 2.60 m³/h
Nominal heating medium
volume flow (solar circuit)
2.00 m³/h 2.00 m³/h










