McQuay MWM09J Manual page 31

Wall mounted split systems
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Performance Data
* Repeat process (a) and (b) in 1
condition below:
(c) Indoor Condition: 25°C DB, 19°C WB
Outdoor Condition: 35°C DB
x
= 11.65kW
3
y
= 8.94kW
3
z
= 4.08kW
3
2
Step:
nd
To obtain the Total capacity, Sensible capacity and Power input for
(a) Indoor Condition: 25°C DB, 17°C WB
Outdoor Condition: 35°C DB
Indoor DB˚C
Indoor WB˚C
16
17
19
Total capacity, TC
Interpolation Method:
17º C – 16º C
=
19º C – 16º C
x
= 11.16kW
5
Sensible capacity, SHC
Interpolation Method:
17º C – 16º C
=
19º C – 16º C
y
= 10.05kW
5
29
st
step for the
25
...........................................
x
– 10.91kW
5
11.65kW – 10.91kW
y
– 10.60kW
5
8.94kW – 10.60kW
(d) Indoor Condition: 25°C DB, 19°C WB
Outdoor Condition: 40°C DB
x
= 11.36kW
4
y
= 9.03kW
4
z
= 4.43kW
4
Outdoor DB, ˚C
TC (kW)
SHC (kW)
10.91
10.60
x
5
11.65
Power Input, PI
Interpolation Method:
17º C – 16º C
=
19º C – 16º C
z
= 4.03kW
5
MWM-J_(ii)
35
PI (kW)
4.00
y
z
5
5
8.94
4.08
z
– 4.00kW
5
4.08kW – 4.00kW

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