Flexible planning and installation
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Very long pipe lengths, only two pipes for refrigerant distribution (R2-Series) and space-saving outdoor units simplify planning and subsequent installation. |
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The outdoor units up to 50 kW are fully piped internally, thus eliminating the need for additional pipe fitting on the customer site. |
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Long pipe lengths of up to 1,000 m overall permit large creative scope when planning the system in large buildings. |
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Savings of materials by using inexpensive standard tees instead of expensive distributors, and even these are no longer necessary on the R2-Series thanks to the BC controller. |

The Y-Series standard tee is inexpensive and always fits.
On the R2-Series no distributors are necessary.
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Simple installation with conventional tees
City Multi VRF systems from Mitsubishi Electric do not require special refrigerant distributor sets (Refnets). This means that the refrigerant pipes can be fitted much more quickly, more simply and less expensively. Particularly in the case of retrofits in existing buildings, there is often only little space for refrigerant pipes. If conventional tees can be employed here, the required space is much smaller.
Comparison of a standard tee with a distributor set

(For a larger scale, click on the diagram.)
How is this possible?
In the City Multi outdoor units, the refrigerant is supercooled in the highly efficient HIC supercooling circuit to such an extent that uniform refrigerant distribution and totally liquid refrigerant at the expansion valves are ensured with conventional tees. Another advantage of the use of a HIC supercooler is better controllability of the expansion valves, greater effective cooling capacity and reduced refrigerant volume.

(Für eine größere Ansicht, bitte Bild anklicken)
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