Electra DELTA 18, Service Manual

Page: 19 / 110

5-5
PERFORMANCE DATA & PRESSURE CURVES
SM DELTA 1-E.0 GB
5.4 DELTA21 GC21 R410A
5.4.1 Cooling Mode at 7.5m Tubing Connection.
230V : Indoor Fan at High Speed.
ENTERING AIR
DB OU COIL (°C)
DATA
ENTERING AIR WB/DB ID COIL ( °C)
15/21 17/24 19/27 21/29 23/32
15
(1)
TC
6.53 6.77 6.93 7.09 7.20
SC
4.45 4.64 4.82 4.94 5.03
PI
1.45 1.46 1.46 1.46 1.47
20
(1)
TC 6.32 6.66 6.87 7.04 7.19
SC
4.36 4.59 4.79 4.92 5.01
PI
1.58 1.58 1.59 1.60 1.60
25
TC 5.98 6.46 6.79 7.00 7.17
SC
4.25 4.51 4.75 4.89 4.98
PI
1.71 1.72 1.73 1.74 1.75
30
TC
5.59 6.09 6.58 6.81 7.02
SC 4.11 4.37 4.65 4.78 4.87
PI 1.84 1.87 1.88 1.90 1.91
35
TC 5.18 5.62
6.20
6.51 6.82
SC
3.91 4.19 4.54 4.67 4.76
PI
1.98 2.02 2.05 2.07 2.08
40
TC 4.71 5.13 5.59 6.12 6.43
SC 3.69 3.97 4.29 4.43 4.52
PI
2.14 2.17 2.21 2.24 2.26
46
TC 4.09 4.47 4.91 5.43 5.85
SC
3.40 3.64 3.92 4.05 4.14
PI 2.34 2.37 2.43 2.46 2.49
LEGEND
TC – Total Cooling Capacity, kW
SC – Sensible Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., ( o C)
DB – Dry Bulb Temp., (
o
C)
ID – Indoor
OU – Outdoor
(1) Marked area is below standard operating limits. For operating in low ambient
conditions, refer to Optional Accessories (Chapter 15).