Condensing Boiler Niagara Advance 35

Description

Condensing Boiler Chaffoteaux Niagara Advance 35 with 40 liters DHW Tank

Niagara Advance is a concentrate of performance, comfort and compactness, combines the technology of the new Advance range with two 20-litre boilers to meet the most demanding domestic hot water needs.

MAXIMUM PERFORMANCE

New single coil primary heat exchanger in stainless steel.
Passage sections increased by 142% compared to the previous version.
1 m more head.
Seasonal yield at 94%.
Class A+ reachable with thermoregulation.
Performance certified by the TÜV RHEINLAND Group.

MAXIMUM COMFORT

Modulation ratio 1:10.
Optimized internal silencer.
SRA function.
Gas transformation with kit included as standard.
Ready for Chaffolink connectivity.

HEALTHCARE COMFORT

40 liter reserve thanks to two stratified stainless steel inter-accumulators.
Permanent availability of domestic hot water even with discharged inter-tanks.
Domestic hot water performance ***, maximum level foreseen by the EN 13203 standard.
Flow rate up to 19.8 l/min with ΔT = 25ºC.
Integrated 2-litre sanitary expansion tank.

EASY INSTALLATION

Installation in partially protected places.
Smoke outlets 80, 60, 50 mm.
Intuitive electrical connections.

ENERGY SAVING AND RESPECT FOR THE ENVIRONMENT

Up to 20% energy savings in combination with Expert Control and the SRA function.
Up to 30% energy savings by combining Expert Control, the SRA function, the external probe and the radiant floor.
Reduced polluting emissions, NOx class 6.

Specifications Niagara Advance

Nominal thermal power max./min. heating (Hs) Qn: 34.4/2.9 kW
Nominal thermal power max./min. heating (Hi) Qn: 31/3.5 kW
Nominal thermal power max./min. DHW (Hs) Qn: 38.3/3.9 kW
Nominal thermal power max./min. DHW (Hi) Qn: 34.5/3.5 kW
Useful power max./min. heating (50"C-30"C) Pn: 33.1/3.7 kW
Useful power max./min. heating (80"C-60'C) Pn: 30.2/3.3 kW
Useful power max./min. DHW Pn: 33.1/3.4 kW
Burning efficiency: 97.9%
Efficiency at 30% of Qn with return at 30°C Hi/Hs: 109.6/98.7%
Efficiency at nominal thermal power (30-50°C) Hi/Hs: 106.9/96.3 %
Efficiency at nominal thermal power (60-80°C) Hi/Hs: 97.5/87.8%
Efficiency at minimum (60-80°C) Hi/Hs: 93.3/84%
Energy efficiency stars (Dir. 92/42ICEE): 4 stars
Available air pressure: 100 Pa
NOx class: 6
Flue gas temperature (G20) (80°C-60°C): 62°C
CO2 content (G20) (80°C-60°C): 8.8%
O2 content (G20) (80°C-60°C): 4.3%
Maximum flue gas flow (G20) (80°C-60°C): 56.3 kg/h
Excess air (80°C-60°C): 26%
Expansion tank preload pressure: 1 bar
Maximum heating pressure: 3 bar
Expansion vessel capacity: 8 l
Min./max. heating temperature (high temp. regime): 35/82°C
Min./max. heating temperature (low temperature regime): 20/45 °C
min./max. temperature DHW: 36/60 °C
Specific water flow ΔT=30 °C: 22.1 L/m
Instantaneous DHW flow ΔT= 25 °C: 26.5 L/m
Instantaneous DHW flow ΔT35°C: 18.9 L/m
ACM comfort stars (EN 13203): 3 stars
Minimum DHW consumption: 2 L/m
min./max. pressure DHW: 7/0.2 bar
Supply voltage/frequency: 230./50 V/Hz
Total power consumed: 125 W
Ambient temperature min. operating temperature: +5°C
Electrical protection class: X5D IP
Weight: 46 kg
Dimensions: 600x900x460 mm