PF Kairos Thermo GR2 300L 2

System’s Product Fiche
Group:
Water heaters & storage tanks
Date: 07/12/2021
Section:
Solar devices
Reference:
According to ISO 9806:2013
Supplier’s name
Supplier’s model identifier
ARISTON THERMO SpA
Type:
Solar water heater
Model:
KAIROS THERMO GR2 300-2
Details:
(300L /2 x ARISTON Collector GR2)
Technical Parameters
Results (calculation’s method SolCal:2013)
Symbol
Value
Unit
Symbol
Load profile
Value
Unit
Collector’s aperture area:
Aa
3.60
m
2
Annual non-solar
heat contribution
Qnonsol
M
971
kWh
Zero loss collector’s
efficiency:
η
0
0.77
%
Qnonsol
L
1592
kWh
First order heat loss
coefficient:
a
1
4.24
W/(m
2
K)
Qnonsol
XL
2796
kWh
Second order heat loss
coefficient:
a
2
0.019
W/(m
2
K
2
)
Qnonsol
XXL
3813
kWh
Incidence angle modifier:
IAM
0.95
-
Pump power
consumption
Solpump
0
W
Storage nominal volume:
V
276
Liters
Standby power
consumption
Solstandby
0
W
Standing loss:
S
87
Watt
Annual auxiliary
electricity
consumption
Qaux
0
kWh