Selection Chart - Elektronika SCM60ZD-S Manual

5.2.5 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 specification × Correction factors as follows.
(1) Coefficient of cooling and heating capacity in relation to temperatures
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
43
40
35
30
25
20
15
27
25
20
15
10
(2) Correction of cooling and heating capacity in relation to one way length of refrigerant piping
It is necessary to correct the cooling and heating capacity in relation to the one way piping length between the indoor and outdoor
units.
Piping length [m]
Cooling
Heating
(3) Correction relative to frosting on outdoor heat exchanger during heating
In additions to the foregoing corrections (1), (2) the heating capacity needs to be adjusted also with respect to the frosting on the
outdoor heat exchanger.
Air inlet temperature of
outdoor unit in ºCWB
Adjustment coefficient
16
Cooling
Indoor air W.B. temperature °C W.B.
-10 -5
Outdoor air W.B. temperature °C W.B.
7 10 15
1.0 0.99 0.975
1.0 1.0 1.0
-10 -9 -7
0.95 0.94 0.93
Heating
Applicable range
14 16 18
ISO-T1 Standard Condition
0 5
ISO-T1 Standard Condition
20 25
0.965 0.95
1.0 1.0
-5 -3 -1 1
0.91 0.88 0.86 0.87
24
20 22
20
10 15
3 5
0.92 1.00