Junkers Bosch Cerapur Acu Smart ZWSB 30-4 E condensing boiler with boiler - New Declared load profile XL Energy efficiency class A Water heating energy efficiency class A Nominal thermal power Prated kW 23 Annual energy consumption (average climate conditions) QHE kWh - Annual energy consumption QHE GJ 72 Annual electricity consumption AEC kWh 33 Annual fuel consumption AFC GJ 19 Seasonal space heating energy efficiency ηS % 93 Water heating energy efficiency ηwh % 81 Sound power level indoors LWA dB 48 Useful thermal power At nominal heat output and high temperature regime P4 kW 22.8 At 30% of the nominal heat output and at low temperature P1 kW 7.6 Efficiency At nominal heat output and high temperature regime η4 % 87.6 At 30 % of the nominal heat output and at low temperature regime η1 % 97.8 Dimensions CERAPUR ACU SMART Cerapuracu-smart boiler: compact dimensions for unique performance Robust and reliable wall-mounted condensing boiler with boiler 3-star boiler health comfort according to European standards EN13203-1/2 High energy savings and possibility of connection with solar thermal systems Boiler installation in any context Advantages Boiler with boiler The robustness and reliability of this wall-mounted boiler are guaranteed thanks to the construction of the primary exchanger in Al-Si WB aluminium alloy. 3-star comfort The presence of the integrated 48-litre tank in the boiler has allowed it to be awarded the "3-star sanitary comfort" rating in terms of efficiency in the production of domestic hot water according to European Standards. Integrated climate control The boiler offers high energy savings, thanks to the integrated climate control (with external probe accessory) and the possibility of connection to solar thermal systems. Suitable for any context Boiler can be installed in any context thanks to the C6 approval which allows the use of any intake/exhaust system

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Technical features Heating energy class: A DHW energy class (domestic hot water): A (ErP) Nominal heat output: 23 kW Nominal heat input: 24.6 kW Sanitary nominal thermal power: 28 kW Useful thermal efficiency at nominal power 40/30 °C: 101% Useful thermal efficiency at 30% nominal load 40/30 °C: 109% Continuous sanitary production: 14.1 l/min Sanitary temperature range that can be set: 40/60°C Forced draft sealed chamber Declared load profile XL NOx class: 5 Degree of protection: IP X4D Methane gas General characteristics The new Beretta CerepurHM has an easy-to-use LCD display that can also be programmed comfortably from your smartphone by downloading the JunkersHome App from any system. It works through the 1.8 mod, giving comfort with low consumption. Delivered for outdoor installation, in a fairly protected place, in compliance with current legislation. Functions: Can be combined with solar thermal systems for DHW using the Solar Kit; Can be combined with solar thermal systems for heating and DHW integration; Suitable with Ø 60 mm drains. SolarInside-ControlUnit: solar optimization on/off; Modulating premix fan and burner; High efficiency primary heat exchanger, in aluminum and silicon alloy; Sanitary heat exchanger to condense also in DHW with increased plates; Heating side expansion vessel of 12 litres; Heating side filling cock; Can be combined with CR 100 or CW thermoregulators Modulating digital thermoregulator, with soft touch display that can be installed on the wall, with an elegant and refined design, managed by a smart and functional app; Dimensions (WxLxH): 350 x 440 x 840mm; 43kg

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Technical features Heating energy class: A DHW energy class (domestic hot water): A (ErP) Nominal heat output: 23 kW Nominal heat input: 24.6 kW Sanitary nominal thermal power: 28 kW Useful thermal efficiency at nominal power 40/30 °C: 101% Useful thermal efficiency at 30% nominal load 40/30 °C: 109% Continuous sanitary production: 14.1 l/min Sanitary temperature range that can be set: 40/60°C Forced draft sealed chamber Declared load profile XL NOx class: 5 Degree of protection: IP X4D Gas: LPG General characteristics The new Beretta CerepurHM has an easy-to-use LCD display that can also be programmed comfortably from your smartphone by downloading the JunkersHome App from any system. It works through the 1.8 mod, giving comfort with low consumption. Delivered for outdoor installation, in a fairly protected place, in compliance with current legislation. Functions: Can be combined with solar thermal systems for DHW using the Solar Kit; Can be combined with solar thermal systems for heating and DHW integration; Suitable with Ø 60 mm drains. SolarInside-ControlUnit: solar optimization on/off; Modulating premix fan and burner; High efficiency primary heat exchanger, in aluminum and silicon alloy; Sanitary heat exchanger to condense also in DHW with increased plates; Heating side expansion vessel of 12 litres; Heating side filling tap; Can be combined with CR 100 or CW thermoregulators Modulating digital thermoregulator, with soft touch display that can be installed on the wall, with an elegant and refined design, managed by a smart and functional app; Dimensions (WxLxH): 350 x 440 x 840mm; 43kg

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Technical features Heating energy class: A; DHW energy class (domestic hot water): A (ErP); Declared load profile XL Nominal thermal power: 23 kW Nominal heat input: 23.5 kW Nominal thermal power sanitary: 28kW Useful thermal efficiency at rated power: 40/30 °C: 102% Useful thermal efficiency at 30% rated load: 40/30 °C: 108% Continuous sanitary production: 21 l/min Accumulation capacity: 42 l NOx class: 5 Degree of protection: IP X4D Version: CNG General characteristics The Cerapuracu boiler is equipped with a tank intended for the accumulation of domestic hot water, so as to guarantee a large quantity of water and has a very simple installation system. This feature makes it innovative by responding with high performance with energy saving. Delivered for outdoor installation, in a fairly protected place, in compliance with current legislation. Functions: Suitable for use with Ø 60 mm drains; 10 liter heating expansion tank; 2-litre sanitary expansion vessel; Class 5 emissions; Circulator dedicated to the accumulation of DHW Circulator for heating in Energy Class A. High efficiency primary heat exchanger; Oversized sanitary plate heat exchanger. Bosch Heatronic 3®, with BUS system, has various functions for changing application parameters; easy inspection of any stored anomalies; detection of the temperatures identified by the various sensors and indications regarding the status of the appliance; SolarInside-ControlUnit: solar optimization on/off; 42 liter stratified storage system divided into 3 tanks; Continuous modulation of both DHW and heating power; Modulating fan and premix burner; 7 bar safety valve for storage tanks; System filling device integrated in the boiler; Internal circulator dedicated to the DHW storage system and heating side circulator in Energy Class A. Can be combined with (Accessories): Possible remote management via MB LAN2 modules (accessory) which can be combined with CR 100 or CW thermoregulators. Management with Bosch Control CT100, digital modulating room thermoregulator, with soft touch display that can be positioned on the wall, with an elegant and refined design; accompanied by a smart and functional app (JunkersHome). Optimal combination with solar thermal systems for DHW using the TWM 20 accessory. Dimensions (LxWxH): 482 x 600 x 880 mm; 67kg

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