Precautions When Connecting The Cylinder Unit / Hydrobox / Dhw Tank - Mitsubishi Electric PXZ-5F85VG Installationsanleitung

6. PRECAUTIONS WHEN CONNECTING THE CYLINDER UNIT / HYDROBOX / DHW TANK

• If the hot water supply operation is performed during the ATA indoor unit air conditioning operation, the LED blinks (enters standby mode) and the air conditioning
operation is interrupted.
However, if the hot water supply time becomes long, the air conditioning operation temporarily resumes.
Operating state when ATA Cooling and hot water supply operations
are requested at the same time
en
Cylinder unit / Hydrobox /
DHW tank Hot Water
Thermo ON
Thermo OFF
ATA Cooling
Thermo ON
Thermo OFF
• Since the air conditioning operation stops during hot water supply, set the schedule function for the Cylinder unit / Hydrobox / DHW tank to supply hot water when
you are away or at bedtime.
• When water heating and ATA Heating operations are requested at the same time, the water heating operation is prioritized.
• When returning to the ATA indoor unit operation after operating the Cylinder unit / Hydrobox / DHW tank, the operation of the earlier port
(A port > B port > C port > D port > E port).
• When an ATA indoor unit is connected other than those units described in the following list, if hot water is supplied after cooling, the unit will switch to electric heater
heating when the boiling temperature reaches 40°C.
Type
Wall-Mounted
Floor-Standing
Ceiling-Concealed
• For pump operation for pipe freeze protection, if the Cylinder unit / Hydrobox is connected and the heating operation is performed at an outside temperature of 5°C
or below, the outlet temperature will be low.
• The power display value for the Cylinder unit / Hydrobox / DHW tank is the value including the power from the air conditioning operation of the ATA indoor unit.
• Primary current restrictions <in case of ATA+Cylinder unit / Hydrobox / DHW tank Hybrid>
<in ATA indoor unit operation>
The lowest among the requested values is prioritised.
The request from Cylinder unit / Hydrobox / DHW tank is ignored.
<in Cylinder unit / Hydrobox / DHW tank operation>
The requested value from Cylinder unit / Hydrobox / DHW tank is respected.
The request on ATA side is ignored.
• If the breaker of the Cylinder unit / Hydrobox / DHW tank was turned off and then on again, turn off the breaker of the outdoor unit, and then turn it on again. Since
the outdoor unit does not read the DipSW settings only when the power is turned on, the changes will not be when the DipSW is changed in the Cylinder unit /
Hydrobox / DHW tank.
16
Operation ON
temporarily resumes
Thermo off due to Cylinder unit / Hydrobox /
DHW tank operation ON
Standby mode
Indication
Stand-by indication
Operating state when ATA Heating and hot water supply operations
are requested at the same time
Cylinder unit / Hydrobox /
DHW tank Hot Water
Thermo ON
Thermo OFF
ATA Heating
Thermo ON
Thermo OFF
Operation state
Standby mode
(Only during multi system
operation)
Operation ON
temporarily resumes
Thermo off due to Cylinder unit / Hydrobox /
DHW tank operation ON