-
-
'10 • SRK-T-098
RANGE OF USAGE & LIMITATIONS
Indoor return air temperature
(Upper, lower limits)
Refrigerant line (one way) length
Power source voltage
Rating
±
10%
Voltage at starting
Min. 85% of rating
Frequency of ON-OFF cycle
Max. 4 times/h
(Inching prevention 10 minutes)
ON and OFF interval
Min. 3 minutes
Outdoor air temperature
(Upper, lower limits)
Vertical height difference between
outdoor unit and indoor unit
Max. 15m
Max. 10m
(Outdoor unit is higher)
Max. 10m
(Outdoor unit is lower)
Item
Models
All models
Cooling operation : Approximately 18 to 32
℃
D.B.
Heating operation : Approximately 10 to 27
℃
D.B.
(Refer to the selection chart)
Cooling operation : Approximately -15 to 46
℃
D.B.
Heating operation : Approximately -15 to 21
℃
D.B.
(Refer to the selection chart)
Selection chart
Correct the cooling and heating capacity in accordance with the conditions as follows. The net cooling and heating capacity can be
obtained in the following way.
Net capacity = Capacity shown on specication
×
Correction factors as follows.
(1) Coefcient of cooling and heating capacity in relation to temperatures
0.6
0.7
0.8
0.9
1.0
1.2
1.1
1.3
0
-5
-10
-15
24
26
20
25
30
35
40
46
10
15
20
25
27
Outdoor air W.B. temperature °C W.B.
-15
-10
-5
0
5
10
15
.
Cooling operation
Outdoor air D.B.
temperature
°C D. B.
Coefficient of cooling
&
Heating capacity in
relation to temperature
Heating operation
Indoor air D.B.
temperature
°C D. B.
ISO-T1 Standard Condition
Depends on installed situation
ISO-T1 Standard Condition
22
20
18
16
14
Indoor air W.B. temperature °C W.B
Applicable range
Cooling
Heating
6. RANGE OF USAGE & LIMITATIONS
