Protherm Lev 25 KKZ 90 + smart controller MiGo
Code: 0010028291Product detailed description
+ Protherm Lev 25 KKZ 90 - condensing gas stationary boiler with connection kit
+ MiGo - smart controller (boiler control via Wi-Fi connection using a smartphone app)
PROTHERM LEV 25 KKZ 90
- condensing gas stationary boiler
- with connection kit
- output: 5,2 - 25 kW
- Greater solar yield
- Also suitable for environments with high outdoor temperatures - trouble-free start-up
- Longer service life thanks to lower thermal stress
- Access to all components and connection points from the front of the boiler
- Easy access to electrical connections
- Easy connection of the boiler to the heating system
- Option to split the boiler into two parts for easier handling
- The latest condensing technology
- Energy savings (lower gas consumption thanks to the combustion control used, and lower electricity consumption thanks to the use of a highly efficient HEP pump)
- Increased combustion efficiency (the standard efficiency rating at a 40/30°C temperature gradient is up to 109%)
- Increased hot water output (values reaching up to 230 litres of water heated by 35°C within 11 minutes)
- Very low electricity consumption in standby mode
- Drainback-type solar technology
- Meets ErP requirements (the European Energy Efficiency Directive)
- Layered cylinder technology allows immediate hot water draw-off
- Saves space in the house
- Cylinder resistant to limescale formation
- Extremely long service life
- Attractive and practical design
How the layered (shift-load) cylinder works

Parameters
| Lev 25 KKZ 90 | |
| Heating | |
| Energy class for heating | A |
| Output at temperature gradient 80/60°C | 5,2 - 25 kW |
| Output at temperature gradient 50°C/30°C | 5,9 - 27 kW |
| Input min./max. | 5,5 / 25,5 kW |
| Factory setting of heating output | 15 kW |
| Efficiency at temperature gradient 80/60 °C | 98 % |
| Standard efficiency rating at 40/30 °C | 109 % |
| DHW temperature setting range | 30 - 80 °C |
| Factory setting of max. DHW temperature | 70 °C |
| Amount of condensate in 50/30 °C mode | 2,87 l/h |
| Maximum pressure in the DHW circuit | 300 kPA |
| DHW expansion vessel | 12 l |
| Max. gas consumption G 20 (natural gas) for heating | 2,7 m3/h |
| Max. gas consumption G 31 (propane) for heating | 1,98 kg/h |
| Hot water heating | |
| Max. input for DHW preparation | 30,6 kW |
| Max. output for DHW preparation | 30 kW |
| DHW temperature setting range | 38 - 65 °C |
| Max. pressure in the DHW circuit | 1 MPa |
| Rated DHW flow rate (at ΔT 30) | 27,1 l/min |
| Continuous DHW flow rate (at ΔT30) | 14,4 l/min |
| Cylinder volume | 89 l |
| Cylinder heat loss over 24 hours | 1,38 kWh/24 h |
| Expansion vessel - optional | 4 l |
| ErP class | A |
| Electrical parameters | |
| Voltage/frequency | 230 V/50 Hz |
| Electricity consumption in standby mode | 2,1 W |
| Electrical protection rating [IP] | IPX4D |
| Dimensions | |
| Dimensions (width/height/depth) | 1 320/600/693 mm |
| Weight (empty/full cylinder) | 105/199 kg |
PROTHERM MiGo - smart room controller
With the MiGo controller, you can easily control your heating and water heating from anywhere using the app on your smartphone or tablet. What do you gain? Greater comfort, lower energy costs, and the option to set the desired room temperature remotely.
| MiGo | |
| Smartphone access | Anytime and anywhere |
| Temperature setting | Yes |
| Heating programme | Yes |
| Water temperature setting | Yes |
| Increasing/decreasing water temperature | Yes |
| Away mode | Yes |
| Boiler modulation | Exclusively designed system |
| Energy consumption tracking | Gas and electricity |
| Information on non-standard operating states | Boiler fault, loss of internet connection |
| Connections | Wifi/ Radio/ Bluetooth |
| Installation | Wall-mounted / tabletop |
| Dimensions | height x width x depth (in mm) |
| Controller | 83 x 105 x 26 |
| Receiver | 83 x 83 x 26 |
Additional parameters
| Category: | Protherm |
|---|---|
| Warranty: | 2 years |
| Weight: | 150 kg |
| The item has been sold out… | |
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About the company
The company Protherm Production is part of the Vaillant Group and is a manufacturer of heating technology for many countries in Europe, Asia and Africa. For the Slovak market, it produces boilers of the Vaillant and Protherm brands. Protherm Production is not only a production plant. It also includes one of the most modern research and development centres, a testing centre and a distribution and logistics centre for Central and Eastern Europe.
The company's beginnings date back to 1991, when it operated as a seller of heating technology in Prague. Production in Skalica was initially launched in the company Didaktik, from where it was moved to the premises of the current plant in 1999. Since 2001, it has been part of the German Vaillant Group.
Three Slovak entities: The Vaillant Group employs more than 1,800 people in Slovakia. In addition to the plant in Skalica, it also owns the company Vaillant Industrial Slovakia in Trenčianske Stankovce, which produces hydraulic modules and pipes. The sales organisation for the Slovak market is the company Vaillant Group Slovakia, which also ensures further customer care and servicing of the products offered.
The Vaillant Group has a history of over 140 years and more than 2,000 patents. It is a leader and pioneer in the field of heating technologies in Europe. It has 10 production plants worldwide (eight in Europe, one in Turkey and one in China) and more than 12,000 employees. It produces equipment under the brands Vaillant, Protherm, Saunier Duval, Bulex, AWB, DemirDöküm, Glow-Worm and Hermann.



