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Summary
Wall-mounted stainless steel gas-fired condensing boiler with low NOx emissions and high efficiency for domestic and light commercial use.
Wall-mounted stainless steel gas-fired condensing boiler with low NOx emissions and high efficiency for domestic and light commercial use.
Application
Suitable for large domestic and light commercial properties with high hot water demand.
Suitable for large domestic and light commercial properties with high hot water demand.
Description
The ATAG QR Series System is a wall-mounted, stainless steel, fully modulating, low NOx, gas-fired condensing boiler. It features a downward firing pre-mix burner with precise gas to air mixing, resulting in extremely low environmental impact and NOx emissions. The boiler is designed for high efficiency and low carbon output, with a stainless steel heat exchanger made of multi-pipes with generous wall thickness for strength and durability.
Features and benefits:
- Integral primary pump included.
- Integral cascade control for up to eight boilers.
- Facility to control up to three heating circuits with additional clip-in modules.
- Compatible with open-therm room control units.
- Two 80PPS flue connections for room sealed or open flue operation.
- Supplied with standard components including automatic air vent, gas isolation valve, 3 bar safety, mounting bracket, drain valve with tee piece, IOM manuals, warranty card, and benchmark logbook.
The ATAG QR Series System is a wall-mounted, stainless steel, fully modulating, low NOx, gas-fired condensing boiler. It features a downward firing pre-mix burner with precise gas to air mixing, resulting in extremely low environmental impact and NOx emissions. The boiler is designed for high efficiency and low carbon output, with a stainless steel heat exchanger made of multi-pipes with generous wall thickness for strength and durability.
Features and benefits:
- Integral primary pump included.
- Integral cascade control for up to eight boilers.
- Facility to control up to three heating circuits with additional clip-in modules.
- Compatible with open-therm room control units.
- Two 80PPS flue connections for room sealed or open flue operation.
- Supplied with standard components including automatic air vent, gas isolation valve, 3 bar safety, mounting bracket, drain valve with tee piece, IOM manuals, warranty card, and benchmark logbook.
Color
White
White
Material
Stainless steel
Stainless steel
Shape
Rectangle
Rectangle
Length
385 mm
385 mm
Width
660 mm
660 mm
Height
680 mm
680 mm
Warranty description
Five year
Five year
SKU Code
Q51SR, Q60SR
Q51SR, Q60SR
Specification
Classification data
Standards
-
-
Boilers with heat input not exceeding 70 kW
Heat-only boiler to EN 15502-1 and EN 15502-2-1.
Heat-only boiler to EN 15502-1 and EN 15502-2-1.
Output
45.0 kW (80/60℃); 49.6 kW (50/30℃).
-
Energy efficiency rating
Class A.
Class A.
Seasonal efficiency (gross calorific value: minimum)
93%.
93%.
NOx emissions (maximum)
23.52 mg/kWh.
-
Mounting
Wall-mounted.
Wall-mounted.
Operating pressure
1–2.5 bar.
1–2.5 bar.
Operating temperature
50°C flow, 30°C return., 80°C flow, 60°C return.
50°C flow, 30°C return., 80°C flow, 60°C return.
Heat exchanger
Stainless steel.
Stainless steel.
Fuel
Natural gas., LPG.
Natural gas., LPG.
Electrical supply type
Single-phase.
Single-phase.
Output
-
53 kW (80/60℃); 60 kW (50/30℃).
NOx emissions (maximum)
-
28.38 mg/kWh.
Sustainability data
Material
Stainless steel
Stainless steel