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38VYX110/38VYX130
Accessory and refrigerant
Table II: Accessory and Installation Parts
Outdoor unit
Installation manual x 1
Refrigerant Piping
• Piping kit used for the conventional refrigerant cannot be used.
• Use copper pipe with 0.8 mm or more thickness for Ø 9,52
mm.
Table III: Length of refrigerant
Length of refrigerant pipe connected
to indoor/outdoor units.
20 m o shorter: for all units
from 20 m to 50 m
(1)
NOTES: Caution at addition of refrigerant
(1)
When the total length of refrigerant pipe exceeds 20m, add 40g/m. The pipe total maximum length is 50 m. (Max. amount of additional refrigerant is
1200g.). Charge the refrigerant accurately. Overcharge may cause a serious trouble of compressor..
Table IV: Operating limits
Cooling (2)
Heating (2)
Mains power supply
Notes:
1. Data referred to the outdoor unit only.
2. According to prEN14511.
d.b. - dry bulb;
w.b. - wet bulb
Selection of installation
Air purge
• For air purge, use a vacuum pump.
• Do not use refrigerant charged in the outdoor unit for air purge.
(The refrigerant for air purge is not contained in the outdoor unit.)
Refrigerant addition
Do not add refrigerant at installation site
Add 40 g of refrigerant for every meter of pipe beyond 20 m
(1)
Maximum conditions
Minimum conditions
Maximum conditions
Minimum conditions
Nominal single-phase voltage
Operating voltage limits
Drain nipple
Waterproof rubber cap
• Use copper pipe with 1.0 mm or more thickness for Ø 15,87 mm.
• Flare nut and flare works are also different from those of the
conventional refrigerant.
Take out the flare nut attached to the main unit of the air
conditioner, and use it.
.
outdoor temperature 43 C
indoor temperature 32 C d.b.; 23 C w.b.
outdoor temperature -5 C
indoor temperature 21 C d.b.; 15 C w.b.
outdoor temperature 24 C d.b.; 18 C w.b.
indoor temperature 27 C d.b.
outdoor temperature –15 C d.b.
220 240V ~ 50Hz
min. 198V – max. 264V
WARNING:
During heat pump operation unit will undergo several defrost cycles to
eliminate ice that might possibly collect on the outdoor unit in very low
ambient temperatures.
In these cycles, fan speed will automatically reduce and cannot be
varied until defrost cycle is completed.
Electrical cabling
• Be sure to fix the power cables and indoor/outdoor connecting
cables with clamps so that they do not contact with the cabinet,
etc.
E N G L I S H
GB - 3
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