117
INS
TALLER
U
SER
M
AINTEN
AN
CE
TECHNI
CI
AN
TECHNI
CAL
D
AT
A
4.5 TECHNICAL PARAMETERS FOR COMBINATION BOILERS (IN COMPLIANCE WITH
REGULATION 813/2013)
The efficiencies and NO
x
values in the following tables refer to the gross calorific value.
Model/s:
Victrix Zeus Superior 25
Condensing Boilers:
SI
Low temperature boiler:
NO
Boiler type B1:
NO
Co-generation appliance for central heating:
NO Fitted with supplementary heating system:
NO
Mixed heating appliance:
SI
Element
Symbol Value
Unit Element
Symbol Value
Unit
Nominal heat output
P
n
20
kW Seasonal energy efficiency of central heating
η
S
94
%
For central heating only and combination boilers: useful heat output
For central heating only and combination boilers: useful efficiency
At nominal heat output in high temperature
mode (*)
P
4
20,2
kW
At nominal heat output in high temperature
mode (*)
η
4
87,7
%
At 30% of nominal heat output in a low
temperature mode (**)
P
1
6,9
kW
At 30% of nominal heat output in a low
temperature mode (**)
η
1
99,0
%
Auxiliary electricity consumption
Other items
At full load
el
max
0,021
kW Heat loss in standby
P
stby
0,058
kW
At partial load
el
min
0,015
kW Ignition burner energy consumption
P
ign
0,000
kW
In standby mode
P
SB
0,005
kW Emissions of nitrogen oxides
NO
x
21
mg/
kWh
For mixed central heating appliances
Stated load profile
XL
Domestic hot water production efficiency
η
WH
80
%
Daily electrical power consumption
Q
elec
0,234 kWh Daily gas consumption
Q
fuel
24,651 kWh
Contact information
IMMERGAS S.p.A. VIA CISA LIGURE, 95 - 42041 BRESCELLO (RE) ITALY
(*) High temperature mode means 60°C on return and 80°C on flow.
(**) Low temperature mode for condensation Boilers means 30°C , for low temperature boilers 37°C and for other appliances 50°C of return
temperature.