MCAC-VTSM-2014-04 R410A DC Inverter VRF V4 Plus Individual Series 50Hz
General Information 7
3.4 Easy installation and service
3.4.1 Compact design for effective use of space
3.4.2 Integrated design
Comparing with combination units, the individual units needs no complicated piping and wiring in
the jobsite. It eliminates the communication wire, power wire, oil balance pipe, and refrigerant
distributors between units. Lessing brazing joint can optimize the installation quality and eliminated
the possibility of moisture to get into the system.
3.4.3 Simple signal line connection
Installation is easier as communication wiring can be shared by indoor & outdoor units. It’s easy for the user to
retrofit the existing system with a centralized control by simply connecting to the outdoor units.
PQE & XYE: only one set of PQE communication wires can achieve communication among indoor units,
outdoor units and the network.
Reversible communication, central controller can be connected from indoor side or outdoor side.
①Power wire and grounding wire
②Communication wire
③Main gas pipe
④Main liquid pipe
⑤Power wire and grounding wire
⑥Communication wire
Compact size and light weight design minimizes the installation
footprint, reduces the installation floor load, and easier for
transportation. For some projects the units can even be transported
through the elevator or forklift, lessen access problem at the jobsite.
Wireless & wired controller can query
and modify each indoor unit's address.
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