Acson AWM 25GR

68
AWM-G-2009 Performance Data
Calculation Steps
Details:
1
st
Step:
To obtain the Total capacity and Sensible capacity for
(a) Indoor Condition: 24°C DB, 15°C WB
Outdoor Condition: 35°C DB
Indoor DB˚C Indoor WB˚C
Outdoor DB, ˚C
35
TC (kW) SC (kW)
........ ........
24
15
...........................................
x
1
y
1
16 2.623 1.892
17 2.687 1.794
Total capacity, TC
⇒ x
1
= 2.558kW (Same as Total capacity at 20°C Indoor DB / 15°C Indoor WB & 35°C Outdoor WB)*
Sensible capacity, SC
Extrapolation Method:
⇒
17º C – 15º C
=
1.794kW – y
1
17º C – 16º C 1.794kW – 1.892kW
⇒ y
1
= 1.990kW
(b) Indoor Condition: 24°C DB, 15°C WB
Outdoor Condition: 40°C DB
Indoor DB˚C Indoor WB˚C
Outdoor DB, ˚C
40
TC (kW) SC (kW)
........ ........
24
15
...........................................
x
2
y
2
16 2.429 1.728
17 2.502 1.653
Total capacity, TC
⇒ x
2
= 2.355kW (Same as Total capacity at 20°C Indoor DB / 15°C Indoor WB & 40°C Outdoor WB)*
Sensible capacity, SC
Extrapolation Method:
⇒
17º C – 15º C
=
1.653kW – y
2
17º C – 16º C 1.653kW – 1.728kW
⇒ y
2
= 1.802kW
* This is due to 2 different conditions with same WB temperature, will have the same level of enthalpy. For more
details, please refer to psychrometrics chart