Mitsubishi Electric Mr.SLIM PUHZ-ZRP100VKA2 Manual De Instalación página 8

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When the total length of the piping exceeds 70 m, calculate the amount of additional charge based on the following requirements.
Note: If the calculation produces a negative number (i.e. a "minus" charge), of if calculation results in an amount that is less than the "Additional charage amount for 70 m",
perform the additional charge using the amount shown in "Additional charge amount for 70 m".
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Refilling refrigerant charge (kg) for less than 30 m (Chargeless pipe length)
Maximum pipe length (ZRP200·ZRP250)
Note : Be sure to use hard (tempered) one for pipe over ø19.05.
<Marks in the table above>
: It can be used.
: Cooling capacity is lowered.
: Additional refrigerant charge is required when the
pipe length exceeds 20m.
The maximum pipe length
100m
Charge-less pipe length
[30m]
=53 
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