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In cooling operation
In heating operation
Ø25 × L180
Ø25 × L210
TS sensor
TO sensor
TE sensor
TD sensor
TL sensor
Cooling: High pressure
Heating: Low pressure
Cooling: Low pressure
Heating: High pressure
Check joint
Heat exchanger
Ø8, 2 rows, 52 stages
FP1.45, flat fin
Accumulator
(2500cc)
Rotary compressor
(DA422A3F-25M)
PMV
Capillary
Ø4 ×Ø3 (6 pcs.)
Strainer
Strainer
Refrigerant pipe
at liquid side Ø9.5
Packed valve
Refrigerant pipe
at gas side Ø15.9
Ball valve
Distributor
Muffler
Muffler
RAV-SP300AT2-UL
∗ This compressor has 4-pole motor. The value when compressor frequency (Hz) is measured by a clamp
meter becomes 2 times of No. of compressor revolutions (rps).
RAV-SP360AT2-UL, RAV-SP420AT2-UL
∗ This compressor has 4-pole motor. The value when compressor frequency (Hz) is measured by a clamp
meter becomes 2 times of No. of compressor revolutions (rps).
RAV-SP300AT2-UL, RAV-SP360AT2-UL, RAV-SP420AT2-UL
Standard
Cooling Overload
Low load
Standard
Heating Overload
Low load
Pressure
(psi) (MPa)
Pd Ps Pd Ps
372.7 143.6 2.57 0.99
478.5 158.1 3.30 1.09
252.3 108.8 1.74 0.75
336.4 105.9 2.32 0.73
466.9 169.7 3.22 1.17
314.7 43.5 2.17 0.30
Pipe surface temperature °F (°C)
Discharge Suction
Indoor heat Outdoor heat
exchanger exchanger
(TD) (TS) (TC) (TL) (TE)
150.8 57.2 53.6 111.2 104.0
(66) (14) (12) (44) (38)
172.4 48.2 55.4 120.2 109.4
(78) ( 9) (13) (49) (43)
114.8 44.6 41.0 89.6 77.0
(46) ( 7) ( 5) (32) (25)
149.0 37.4 102.2 35.6 37.4
(65) ( 3) (39) ( 2) ( 3)
163.4 66.2 129.2 57.2 59.0
(73) (19) (54) (14) (15)
188.6 5 100.4 6.8 8.6
(87) (–15) (38) (–14) (–13)
Compressor
drive revolution
frequency
(rps)
38
53
21
43
26
71
Indoor
fan
HIGH
HIGH
LOW
HIGH
LOW
HIGH
Indoor/Outdoor
temp. conditions
(DB/WB) °F (°C)
Indoor Outdoor
80.6/66.2 95/–
(27/19) (35/–)
89.6/75.2 109.4/–
(32/24) (43/–)
64.4/59.9 23/–
(18/15.5) (–5/–)
68/– 44.6/42.8
(20/–) (7/6)
86/– 75.2/64.4
(30/–) (24/18)
59/– 5/–
(15/–) (–15/–)
Standard
Cooling Overload
Low load
Standard
Heating Overload
Low load
Pressure
(psi) (MPa)
Pd Ps Pd Ps
394.4 130.5 2.72 0.90
484.3 155.2 3.34 1.07
253.8 110.2 1.75 0.76
375.6 100.1 2.59 0.69
453.9 152.3 3.13 1.05
348.0 30.45 2.40 0.21
Pipe surface temperature °F (°C)
Discharge Suction
Indoor heat Outdoor heat
exchanger exchanger
(TD) (TS) (TC) (TL) (TE)
163.4 53.6 50 114.8 100.4
(73) (12) (10) (46) (38)
176.0 48.2 55.4 123.8 113.0
(80) ( 9) (13) (51) (45)
116.6 46.4 42.8 91.4 77.0
(47) ( 8) ( 6) (33) (25)
167 37.4 109.4 35.6 35.6
(45) ( 3) (43) ( 2) ( 2)
161.6 60.8 127.4 53.6 55.4
(72) (16) (53) (12) (13)
206.6 –7.6 107.6 –2.2 –0.4
(97) (–22) (42) (–19) (–18)
Compressor
drive revolution
frequency
(rps)
51
55
21
53
26
90
Indoor
fan
HIGH
HIGH
LOW
HIGH
LOW
HIGH
Indoor/Outdoor
temp. conditions
(DB/WB) °F (°C)
Indoor Outdoor
80.6/66.2 95/–
(27/19) (35/–)
89.6/75.2 109.4/–
(32/24) (43/–)
64.4/59.9 23/–
(18/15.5) (–5/–)
68/– 44.6/42.8
(20/–) (7/6)
86/– 75.2/64.4
(30/–) (24/18)
59/– 5/–
(15/–) (–15/–)