Junkers CERACLASS EXCELLENCE ZWC 28-3 MFK Methane Open Chamber Gas Boiler - ErP

JUNKERS CERACLASS EXCELLENCE ZWC 28-3 MFK METHANE OPEN CHAMBER GAS BOILER - ErP

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Technical features

• Declared load profile XL
• Nominal heat output: 28 kW
• Nominal heat input: 31.3 kW
• Continuous sanitary production: 13.4 l/min
• Settable domestic hot water temperature range: 40/60°C
• Useful thermal efficiency at nominal power: 90.5%
• Useful thermal efficiency at 30% nominal load: 89.6%
• NOx class: 3
• Degree of protection: IP X4D
• Version: METHANE

Important information

• External installation, in a partially protected place in compliance with current legislation,
• Natural draft boilers programmed to be connected exclusively to a multiple flue for multiple homes, for the escape of smoke due to combustion outside the room in which the boiler is installed. The boiler takes combustion air directly from the installation room and is equipped with a windproof chimney.
• ZWC 24-3 MFK E, ZWC 28-3 MFK E are characterized by natural draft open chamber wall-mounted boilers, with micro-accumulation for the production of domestic hot water.

General characteristics

• CERACLASSEXCELLENCE is the JUNKERS boiler designed for heating and the production of domestic hot water, easy to use and with low consumption making it among the best boilers to guarantee maximum comfort. Furthermore, by pressing the COM/ECO function you can manage hot water easily. 
• Functions:
• Managed with Bosch Control CT100 (accessory), 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.
• Primary and secondary heat exchangers.
• Circulator in Energy Class A;
• 8 liter expansion vessel (10.5 liters for ZWC 35);
• Dynamic micro-accumulation with domestic hot water pre-heating function;
• Heating filling tap (in boiler);
• Continuous power modulation;
• Bosch Heatronic 3® module, BUS system, with multifunction display;
• Antifreeze for the heating circuit and anti-blocking for the circulator;
• Patented passive solar optimization algorithm SolarInside-ControlUnit;
• Possible remote management via MB LAN or Netcom 100 modules (accessories) that can be combined with CR100 or CW thermoregulators.

Dimensions (PxLxH): 370 x 400 x 850 mm; 38.8kg

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Product Warranty
All products for sale on our site are new and packaged. The warranty on this item is 24 months from the date of purchase.

• peso: 35.0 kg
• classe energetica produzione acs: B
• classe energetica riscaldamento: C
• costospedizionecad: IT25;AD113;AT73;BE75;BG88;HR89;DK125;EE122;FR94;DE63;LV94;LT88;LU59;NL68;PT82;CZ66;SK73;SI74;ES75;SE131;HU56;CH135;
• gas: Methane
• marca: Junkers Bosch
• metri quadri : 180
• modello: ZWC 28-3
• potenza in kw: 28
• potenza nominale: 28
• superficie riscaldabile mq: 180