Gree Hydro Box NRQR30L/A-T - Installation Position Selection

Hydro Box
6
3.2 Installation Position Selection
(1) The location where the Hydro box shall be installed inside.
(2) The location should be able to withstand the weight of Hydro box.
3.2.1 Installation Space
(1) The following values are the least space for installation.
(2) If any service area is needed for service according to field circumstance, obtain enough service
space.
Unit: mm
Fig.3.1
3.3 Requirements of Communication Wire Selection
Note!
If air conditioner used under strong electronic-magnetic interference circumstance, STP
(shielded twisted pair) communication cable must be adopted.
3.3.1 Selection of Communication Wire between Hydro Box and Wired Controller
Material type
Total length of
communication
line between
indoor unit and
wired controller L
(m)
Wire size (mm
2
)
Material
Standard
Remarks
Light/Ordinary
polyvinyl
chloride
sheathed cord.
(60227 IEC 52
/60227 IEC 53)
L≤250 2×0.75~2×1.25
IEC
60227-5
1. Total length of communication
line can't exceed 250m.
2. The cord shall be Circular cord
(the cores shall be twisted
together).
3. If unit is installed in places with
intense magnetic field or strong
interference, it is necessary to
use shielded wire.