Working Range; Power Supply Working Range; R410A Temperature Working Range; Space Heating - Hitachi YUTAKI Series Installation And Operation Manual

WORKING RANGE

4 WORKING RANGE

4.1 POWER SUPPLY WORKING RANGE

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Nominal power supply
• Single phase: 1~ 230V 50Hz
• Three phase: 3N~ 400V 50Hz
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Operating voltage
Between 90 and 110% of the nominal voltage.
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Voltage imbalance for nominal power supply 3N~ 400V 50Hz
Up to 3% of each phase, measured at the main terminal of the outdoor unit.
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Starting voltage
Always higher than 85% of the nominal voltage.

4.2 R410A TEMPERATURE WORKING RANGE

MODEL
Water temperature
Indoor ambient temperature

4.2.1 Space heating

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YUTAKI (S / S COMBI)
Water outlet
temperature (Cº)
Continuous working range.
Outdoor unit operation is possible, but the capacity is not guaranteed. Indoor unit and back-up heater are operating.
Only back-up heater. (No outdoor unit operation).
20 PMML0510 rev.1 - 10/2019
2.0HP
ºC
(2.0-3.0)HP
Ambient temperature
(ºC (DB))
2.5HP 3.0HP 4.0HP
Refer to the graphics for each case
5~30
Water outlet
temperature (Cº)
5.0HP 6.0HP 8.0HP
(4.0-10.0)HP
Ambient temperature
(ºC (DB))
10.0HP