Power Supply Working Range; Temperature Working Range; Space Heating - Hitachi YUTAKI S Series Technical Catalogue

5 Working range

Power supply working range

5.1 Power supply working range

Nominal power supply
• Single phase: 1~ 230V 50Hz

Operating voltage
Between 90 and 110% of the nominal voltage.

Starting voltage
Always higher than 85% of the nominal voltage.

5.2 Temperature working range

MODEL
Water temperature
Indoor ambient temperature

5.2.1 Space heating


YUTAKI (S / S COMBI)
(2.0~3.0)HP
Water outlet
temperature (ºC)
60



?
N O T E
Items  and  only available if back-up heater is enabled.
72 TCGB0123 rev.2 - 10/2019
2.0HP
Refer to the graphics for each case
ºC




Ambient temperature
(6)
(ºC(DB))
2.5HP 3.0HP
5~30
 Continuous working range.
 Operation not possible.
 Starting heat pump + Back-up heater.
 Starting Heat Pump.
 Starting only Back-up Heater operation.
 Maximum setting temperature.
 Minimum setting temperature.