Wall-mounted gas combination boiler

01

Material heat exchanger

02

Closed version

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Operation as open model (air supply) possible

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Condensing

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Nominal power, 80-60 °C (kW)

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Nominal power, 50-30 °C (kW)

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Nominal load (kW)

08

Suitable for low-calorific natural gas

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Suitable for high-calorific natural gas

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Suitable for propane

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Suitable for butane

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Suitable for methane

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Suitable for liquefied petroleum gas (LPG)

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Suitable for hydrogen

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Max. percentage of hydrogen blending with natural gas (%)

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Heating capacity adjustable

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Pilot light

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Conversion kit required

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Control signal on/off

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Control signal high/low

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Control signal OpenTherm

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Control signal 0-10 V

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Burner controller high/low

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Modulating burner control

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Max. supply temperature (operating temperature) (°C)

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Min. return temperature (°C)

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Operating pressure (bar)

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Efficiency (%)

29

With built-in economiser

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Gas pre-pressure (mbar)

31

Water-side resistance at dT 20 °C (kPa)

32

Second return connection

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Nominal power tap water (kW)

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Nominal load tap water (kW)

35

Flow Domestic Hot Water (DHW) according to EN 13203-1 (l/min)

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Hot tap water capacity at 60 °C (l/min)

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Tap threshold (l/min)

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Voltage rating (V)

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Number of phases

40

Hot tap water storage (l)

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Frequency

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Built-in filling/drain tap

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Built-in pump circuit

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Built-in pressure gauge

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Built-in weather-dependent controller

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Built-in expansion vessel

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Built-in pressure relief valve

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Built-in inlet combination

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Height (mm)

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Width (mm)

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Depth (mm)

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Connection supply

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Nominal diameter of supply

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Outer pipe diameter supply (mm)

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Connection return

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Nominal diameter return

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Outer pipe diameter return (mm)

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Fuel connection

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Nominal diameter fuel

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Outer pipe diameter fuel (mm)

61

Connection, air supply

62

Nominal duct width, air supply (mm)

63

Connection, flue

64

Nominal duct diameter, flue (mm)

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Cold tap water connection

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Nominal diameter cold tap water

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Outer pipe diameter cold tap water (mm)

68

Hot tap water connection

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Nominal diameter hot tap water

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Outer pipe diameter hot tap water (mm)

71

Condensate connection

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Nominal diameter condensate

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Outer pipe diameter condensate (mm)

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Expansion connection

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Nominal diameter expansion connection

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Outer pipe diameter, expansion connection (mm)

77

Seasonal space heating energy efficiency class according to 811/2013/EU

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ηs, h (seasonal space heating energy efficiency) (%)

79

Water heating energy efficiency class according to 811/2013/EU

80

Water heating energy efficiency (Nwh) (%)

81

Capacity profile

82

Useful heat emission at nom. heat emission, operation at high temperature (P4) (kW)

83

Useful efficiency at nominal heat emission, operation at high temperature (n4) (%)

84

Supplementary electricity consumption at full load (ELmax) (kW)

85

Supplementary electricity consumption in standby-mode (Psb) (kW)

86

Standby heat loss (Pstby) (kW)

87

CW label

88

Gas quality mark HR

89

Gas quality mark NZ