Condensing boiler HS Premium 30 EU2

Description

Condensing boiler Ariston HS Premium 30 EU2

High efficiency and energy saving boiler, the Ariston HS Premium you get savings of up to 35% of energy in the gas bill and a high performance, offering you two power options 24 and 30 kW. It guarantees you comfort and practicality in the installation of the boiler in any place of the home since it has small measures and a light weight.

HS Premium condensing boiler features:
- Very quiet high efficiency pump with low electrical consumption continuous modulation
- Compatible with Sensys control unit
- Backlit LCD display
- Compact dimensions and low weight
- Aluminum primary exchanger
- Compatible with Solar installations
- Self-diagnosis system by code
- Compatible with natural gas and propane (kit included)

Technical characteristics of the HS Premium condensing boiler:

Nominal calorific power max/min (Hs) Qn kW 29.0/6.0
Nominal calorific power max/min (Hi) Qn kW 29.0/6.0
Nominal calorific power max/min DHW (Hs) Qn kW 32.2/6.7
Nominal calorific power max/min DHW (Hi) Qn kW 28.4/5.9
Useful power max/min (50°C-30°C) Pn kW 30.6/6.5
Useful power max/min (80°C-60°C) Pn kW 28.4/5.9
Useful power max/min DHW Pn kW 28.4/5.8
Combustion efficiency (regarding the burnt gases) % 97.8
Efficiency at 30% of rated power (30°C - condensing) Hs/Hi % 108.0/97.5
Nominal calorific power efficiency (30/50°C) Hs/Hi % 104.0/93.7
Nominal calorific power efficiency (60/80°C) Hs/Hi % 97.8/88.3
Minimum efficiency calorific power (60/80°C) Hs/Hi % 98.1/86.4
Efficiency class (dir. 92/42/EEC) stars ★★★★
Losses during the operation of the gas burner % 2.2
emissions
Air pressure available Pa 100
NOx class class 5
Flue gas temperature (G20) (80°C–60°C) °C 65
CO2 content (G20) (80°C-60°C) % 9.4
O2 content (G20) (80°C–60°C) % 3.8
Maximum flue gas flow (G20) (80°C–60°C) kg/h 46
Excess air (80°C–60°C) % 22
THE HEATING CIRCUIT
Air pressure in the expansion tank bar 1
Maximum heating pressure bar 3
Expansion vessel capacity l 8
Min/max temperature on the heating circuit (high temperature range) °C 35/82
Min/max temperature on the heating circuit (low temperature range) °C 25/45
DOMESTIC HOT WATER CIRCUIT
DHW min/max temperature °C 36/60
Specific DHW flow (in the first 10 min at ΔT=30°C) l/min 13.2
DHW flow rate at ΔT=25°C l/min 16.3
DHW flow rate at ΔT=35°C l/min 11.6
ACM comfort class (EN13203) stars ★★
Minimum DHW flow l/min >2
Max/min operating pressure DHW bar 7/0.3
ELECTRICAL DATA
Supply voltage/frequency V/Hz 230/50
Total power consumed 115 W
Minimum ambient operating temperature °C 5
Electrical protection class IP X5D
Weight kg 32.