Hitachi YUTAKI S80 Series - Nominal Heating Capacity Stable at Low Outdoor Ambient Temperatures; Adaptability to the Customers;System Needs; Wide Range of Accessories

2. Features and benets
TCGB0075 rev.0 - 11/2012
26
2.2.6
Nominal heating capacity stable at low outdoor ambient temperatures
The YUTAKI S80 system is able to keep the heating capacity stable at low outdoor ambient temperatures, even for high
water outlet temperatures. Therefore, the use of a water electric heater or boiler is highly reduced.
Outdoor ambient
temperature (ºC)
Nominal heating
capacity (kW)

NOTE:
Water inlet / outlet temperature: 55/65 ºC
2.2.7 Adaptability to the customer’s/system needs
Depending on the type of heating installation system (existing or new) and the user’s needs, the most suitable system for
each situation can be chosen.
There are three main heating system congurations:
• Mono-valent systems
• Mono-energy systems
• Parallel bi-valent systems (For boiler combination)
Selecting the different conguration types it is possible to adapt the system to all customer requirements, providing a wide
application range from the simplest conguration to complete conguration, as shown below:
Radiator/(fan coil), heating oor or both (2nd temperature area). Also combinable with the following options:
- Domestic Hot Water (DHW)
- Use of electric heater or boiler for low ambient temperature conditions.
- Solar combination for DHW (not compatible with integrated tank over indoor unit).
2.2.8 Wide range of accessories
In order to enable all the possible system congurations explained previously, there are available a large set of accessories
designed to adapt the unit to the type of installation which the system needs.
N O T E
For knowing the different accessories that offers the system, please refer to the section Accessory code list on
chapter General information.