LWZ 5 S Plus
- High efficiency thanks to heat recovery during ventilation
- Simple, intuitive operation with plain text display
- Attractively priced combination for a pleasant level of comfort
EQUIPMENT/CONVENIENCE: Integral electronic weather-compensated control unit to regulate the heating output, DHW output and ventilation. Intelligent control unit with preselected programs for fans, heating, DHW and absence/holiday. Additional functions such as humidity protection ventilation with integral humidity sensor in the extract air, air flow rate reduction when humidity is too low, passive cooling and dry heating program. Integral programming unit, remote control with optional humidity sensor, Internet Service Gateway (ISG) with optional KNX and PV optimisation (not possible with the integral version). The refrigerant circuit of the air | water heat pump is equipped with all necessary safety equipment. Electric emergency heater for heating and DHW heating. The integral DHW cylinder has a special enamel coating and is equipped with a protective magnesium anode with electronic monitoring. Highly efficient cross-countercurrent heat exchanger made from plastic with economical, constant flow rate fan. The outdoor air is preheated by a refrigerant circuit supercooler.
EFFICIENCY: High efficiency thanks to optimised refrigerant circuit. Energy efficient thanks to constant flow rate fan.
INSTALLATION: The outdoor air, supply air, exhaust air and extract air connections are located at the top of the appliance. Robust sheet steel casing in a timeless design.
Output at A2/W35 (EN 14511)
Output at A-7/W35 (EN 14511)
Coefficient of performance at A-7/W35 (EN 14511)
Coefficient of performance at A2/W35 (EN 14511)
Energy efficiency class, heat pump W35
Energy efficiency class, W55 heat pump
Energy efficiency class, composite system (heat pump + controller) W35
Energy efficiency class, composite system (heat pump + controller) W55
Energy efficiency class, DHW heating, load profile L
Rated compressor voltage
Rated control voltage
Rated voltage, emergency/booster heater
Air flow rate
Heat availability level up to
storage volume V
ISO Coarse > 60 % (G4)
Sound power level (EN 12102)
Please ask your local power supply utility or a registered electrician to install appliances that are not fully wired, i.e. ready to plug in. The electrician should also be able to assist you with obtaining the agreement of the respective power supply utility required for the appliance installation.