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Hitachi YUTAKI RWM-2R1E User Manual

Hitachi YUTAKI RWM-2R1E
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ENGLISH
10.6.2.7 Heat Pump conguration
Water pump conguration:
Congure the water pump of the
heat pump.
See detailed information in the
next page.
Minimum ON time: In order to reduce a possible
compressor damage, demand ON cycles can be
reduced by determining the time that must pass
before accepting new Demand OFF.
Minimum OFF time: In order to reduce a possible
compressor damage, demand OFF cycles can be
reduced by determining the time that must pass
before accepting new Demand ON.
Seizure protection: The pump seizure protection
function prevents sticking of components due
to long periods of inactivity, by running the
components during a short period every week.
Mixing valves and pumps are fully opened and
then fully closed (time depends on Mixing valve
Run Time Factor).
Outdoor average temperature:
OTC average is used to neutralise
the effect of occasional temperature
variations.
The average value of outdoor
temperature sampled over a selected
period (between 1 and 24 hours) is
used for the calculation of weather-
dependent set point temperature.
Water pump conguration
Minimum OFF Time:
Minimum time of the water pump OFF.
Only when Economic mode is active (DSW)
Minimum ON Time:
Minimum time of the water pump ON.
Only when Economic mode is active (DSW)
Overrun Time:
Added operation time of water pump after Demand OFF.
YUTAKI CASCADE CONTROLLER ATW-YCC-(01-02)
PMML0575 rev.2 - 03/2022
259

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Hitachi YUTAKI RWM-2R1E Specifications

General IconGeneral
BrandHitachi
ModelYUTAKI RWM-2R1E
CategoryAir Conditioner
LanguageEnglish

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