Viadrus CLAUDIUS K 2 Series, Manual For Operation And Installation

Page: 4 / 32

4
3 Specifications
Tab. № . 1 Sizes, operation temperature and electrical variables
K 2 L3X K 2 L5X
Fuel type [-] ZP ZP
Appliance category [-] I
2H
I
2H
Weight [kg] 69 95
Water content [l] 9 13
Boiler dimensions - width (L2) [mm] 502 587
- depth [mm] 548 548
- height [mm] 956 956
Ø connection of the combustion air [mm] 80 80
Ø smoke socket [mm] 80 110
Maximum working water overpressure [kPa]/[bar] 250/2.5 250/2.5
Testing water overpressure [kPa]/[bar] 600/6 600/6
Dissipation factor [-] 11.37 6.85
Maximum allowable operating temperature [°C] 85 85
Connecting fuel overpressure G20 [mbar] 20 20
Noise level [dB] < 55 < 55
Boiler connection
- heating water outlet [Js] 3/4“ 3/4“
- heating water outlet to the heater [Js] 3/4“ 3/4“
- return heating water inlet [Js] 3/4“ 3/4“
- return water inlet from the heater [Js] 3/4“ 3/4“
- condensate outlet [mm] Ø 25 Ø 25
- safety valve outlet [Js] 3/4“ 3/4“
- gas inlet [Js] 3/4“ 3/4“
Supply voltage 1/N/PE 230 VAC 50 Hz TN-S
Input power including pumps [W] 110 110
El. protection IP 41 41
Tab. № . 2 Heat-technical parameters
Comparative conditions 15 °C and 1013,25 mbar, dry gas
K 2 L3X K 2 L5X
Performance B
23
, B
53
, C
83
B
23
, B
53
, C
83
Boiler power range [kW] 3.8 - 24 7.8 – 48.1
Rated heat output 80/60 °C [kW] 22.4 45.3
Minimum heat output 80/60 °C [kW] 3.8 7.8
Rated heat output 50/30 °C [kW] 24.3 48.1
Minimum heat output 50/30 °C [kW] 4.3 8.8
Rated heat input [kW] 23.7 47.3
Minimum heat input [kW] 4 8.1
Efficiency at rated heat output 80/60 °C [%] 97.2 97.2
Efficiency at rated heat output 50/30 °C [%] 103.1 102
Efficiency at minimum heat output 50/30 °C [%] 108.2 107.7
Volumetric flow rate of fuel [m
3
.h
-1
] 0.408 - 2.4 0.836 – 4.877
Flue gas mass flow [kg.h
-1
] 5.2 - 39.2 12.26 - 80.85
NOx Class [-] 5 5
Flue gas temperature [°C] 30 - 85 40 - 85
Fig. № . 1 Dependence of the pressure loss on flow
3 sect.
5 sect.