Heat Pump - Carrier 38YY...G Installation Manual

38YY...G / 38YYS...G
Electrical connections
• Make refrigerant connections before electrical
connections.
When disassembling, disconnect electrical connections before
refrigerant connections.
IMPORTANT:
Make ground connection prior to any other electrical
connections.
Table VI: Electrical data
Starting
current
(3)

Heat pump

A
38YY-018G 40
38YY-024G 60
38YYS018G 40
38YYS024G 60
38YY-028G 37
38YY-036G 39
38YY-048G 54
Notes: 1. Unit is suitable for outdoor installation.
2. Data referred to the outdoor unit only.
3. Starting current duration is usually lower than 1 sec.
4. Wire size shown applies to line length up to 15 m.
5. If the indoor unit is provided with an electric heater, consult indoor unit installation manual for correct sizing of the wires.
6. The mains supply connecting cable must be H07 RN-F type (or higher), synthetic rubber insulation with Neoprene coating, according to
EN 60335-2-40 and HD277.S1 codes.
GB - 10
R-410A
Power input
Cooling
Nominal conditions
Peak conditions
230V ~ 50Hz
198V ~ 50Hz
ISO 5151.2/T1
ISO 5151.2/T1
indoor 27°C d.b. 19°C w.b.
indoor 32°C d.b. 23°C w.b.
outdoor 35°C d.b. 24°C w.b.
outdoor 43°C d.b. 32°C w.b.
A W A
8.8 1980 12.4
11.4 2465 14.9
8.8 1980 12.4
11.4 2465 14.9
5.5 2990 7.3
6.3 3295 8.3
7.0 3415 8.4
• Remove electric box cover.
• Make electrical connections between units prior to proceeding
to mains supply unit connection.
• Connect the wires to the terminals according to the wiring
diagram and firmly tighten.
• Before proceeding with the unit connection to the mains supply
locate live L and neutral N, then make connections as shown
in the wiring diagram.
• Ensure that mains supply connection is made through a switch
that disconnects all poles, with contact gap of a least 3 mm.
• The mains supply connecting cable must be H07 RN-F type
(or higher), synthetic rubber insulation with neoprene coating,
according to EN 60335-2-40 and HD277.S1 codes.
Note:
All field electrical connections are the responsibility of the
installer.
Refer to the indoor unit installation manual for sizing the
connection wires between units.
Note:
After connections have been completed, replace electric box cover.
(2)
Heating
Nominal conditions
230V ~ 50Hz
ISO 5151.2/High+
indoor 20°C d.b. 15°C w.b.
outdoor 7°C d.b. 6°C w.b. outdoor 24°C d.b. 18°C w.b.
W A W
2430 8.9 2015
2890 12.2 2675
2430 8.9 2015
2890 12.2 2675
3700 5.0 2550
4250 5.7 2850
4060 6.9 3360
Main power
connections
Peak conditions
Time-delay
198V ~ 50Hz
ISO 5151.2/High+ fuse
indoor 27°C
gL type
A W A
11.8 2300 20
14.3 2775 25
11.8 2300 20
14.3 2775 25
11.1 2150 16
13.5 2625 16
16.5 3200 16
(6)
Wire size
(4-5)
mm 2
2.5
2.5
2.5
2.5
2.5
2.5
2.5