Samsung DVM PLUS III HR Installation Manual page 4

safety information
CAUTION SIGNS
Install the power cable and communication cable of the indoor and outdoor
unit at least 1.5m(5') away from the electric appliances and install it at least
2m(6.5') away from the cable from the lightning rod.
• Noise may heard depending on the electric wave though the cables.
Install the outdoor unit within the angle of 25~55˚ depending on the building
height as below table.
Building height Protective angle
Below 20m(65ft)
Below 40m(131ft)
Below 60m(196ft)
Changes in DVM PLUS III HR comparing with conventional models(DVM PLUS II)
• Use R410A refrigerant.
• Check indoor units, distributor kits, etc which are connected with DVM PLUS III HR are
compatible with DVM PLUS III HR or not.
• Version of AVXE/NDA and higher is available.
• Make sure the combination method of outdoor units is different from DVM PLUS II.
• The length of maximum piping, level difference, the quantity of connectable indoor units,
the installation at the outdoor joints and the outdoor unit combinations are different from
the conventional models.
• Outdoor joint of gas side pipe should be installed horizontally due to the combination of
variable units when the height of the main pipe is lower than the outlet of the pipe of the
outdoor unit. The Installation of the liquid pipe and high pressure gas pipe are the same.
• If the pipe length between outdoor units becomes 2m(6.5') or more, install vertical trap
to upstream to prevent oil from getting accumulated in the pipes of the outdoor unit in
case of part load operation with the states which the last outdoor unit stops operating.
04_ safety information
DVM PLUS3 HR_IM_E_32805-2.indd 4
Remarks
Lightning rod
55˚
Protective angle: 25~55˚
35˚
25˚
Building
2011-11-11 오후 4:18:08