Emerson 2 User Manual
Specifications
20
7.2
Technical Data
Table 6
Technical data, 60 Hz
Model
ET018
ET024
ET036
Compressor type
Hermetic
Scroll
Hermetic
Scroll
Hermetic
Scroll
Net capacity data based on 80°F (26.6°C) DB/67°F (19.4°C) WB indoor ambient - BTUH (kW)*
Outdoor ambient
Outdoor ambient
85°F
(29.4°C)
Total
20700 (6.07) 20000 (5.86) 24800 (7.27) 23400 (6.86) 36100 (10.58) 36200 (10.61)
Sensible
17700 (5.19) 17500 (5.13) 19700 (5.77) 19100 (5.60)
27000 (7.91)
27000 (7.91)
95°F
(35.0°C)
Total
19300 (5.65) 19200 (5.63) 23200 (6.80) 22400 (6.56)
33800 (9.90)
34600 (10.14)
Sensible
17200 (5.04) 17200 (5.04) 19100 (5.60) 18800 (5.51)
26100 (7.65)
26400 (7.74)
105°F
(40.6°C)
Total
18000 (5.27) 18300 (5.36) 21600 (6.33) 21300 (6.24)
31500 (9.23)
32900 (9.64)
Sensible
16700 (4.89) 16900 (4.95) 18500 (5.42) 18400 (5.39)
25200 (7.38)
25700 (7.53)
115°F
(46.1°C)**
Total
17000 (4.98) 17600 (5.16) 20000 (5.86) 20200 (5.92)
29000 (8.50)
31100 (9.11)
Sensible
17000 (4.98) 17600 (5.16) 17900 (5.24) 18000 (5.27)
24300 (7.12)
25100 (7.35)
Net capacity data based on 75°F (23.9°C) DB/62.5°F (16.9°C) WB indoor ambient - BTUH (kW)*
Outdoor ambient
Outdoor ambient
85°F
(29.4°C)
Total
19200 (5.63) 18700 (5.48) 23000 (6.74) 21800 (6.39)
33600 (9.84)
33800 (9.90)
Sensible
17100 (5.01) 16900 (4.95) 19000 (5.57) 18500 (5.42)
26200 (7.68)
26300 (7.71)
95°F
(35.0°C)
Total
17800 (5.22) 17900 (5.24) 21500 (6.30) 20900 (6.12)
31400 (9.20)
32300 (9.46)
Sensible
16600 (4.86) 16600 (4.86) 18400 (5.39) 18200 (5.33)
25300 (7.41)
25700 (7.53)
105°F
(40.6°C)
Total
16900 (4.95) 17300 (5.07) 20000 (5.86) 19900 (5.83)
29200 (8.56)
30800 (9.02)
Sensible
16900 (4.95) 17300 (5.07) 17800 (5.22) 17800 (5.22)
24400 (7.15)
25000 (7.32)
115°F
(46.1°C)**
Total
15700 (4.60) 16500 (4.83) 18400 (5.39) 18800 (5.51)
26900 (7.88)
29000 (8.50)
Sensible
15700 (4.60) 16500 (4.83) 17200 (5.04) 17300 (5.07)
23500 (6.89)
24300 (7.12)
Evaporator Air Flow - Dry Coil
External Static Pressure
CFM (m
3
/hr)
0.0 - IN WG (0.0 Pa)
870 (1480)
930 (1580)
1300 (2210)
0.1 - IN WG (25 Pa)
830 (1410)
880 (1500)
1220 (2070)
0.2- IN WG (50 Pa)
780 (1320)
840 (1430)
1130 (1920)
0.3 - IN WG (75 Pa)
750 (1260)
800 (1360)
1030 (1750)
0.4- IN WG (100 Pa)
670 (1140)
730 (1240)
920 (1560)
0.5 - IN WG (125 Pa)
590 (1000)
650 (1100)
820 (1390)
Evaporator Air Flow - Wet Coil
External Static Pressure
CFM (m
3
/hr)
0.0 - IN WG (0.0 Pa)
850 (1440)
910 (1550)
1200 (2040)
0.1 - IN WG (25 Pa)
810 (1380)
860 (1460)
1120 (1900)
0.2 - IN WG (50 Pa)
770 (1310)
820 (1390)
1030 (1750)
0.3 - IN WG (75 Pa)
720 (1220)
780 (1320)
940 (1600)
0.4- IN WG (100 Pa)
650 (1100)
710 (1210)
850 (1440)
0.5- IN WG (125 Pa)
570 (970)
620 (1050)
750 (1270)
Evaporator
Motor Hp (kW)
Motor Hp (kW)
0.25 (0.19)
0.25 (0.19)
0.25 (0.19)
Filter Sizes - Quantity in. (cm)
16 x 32.5 x 2 - one
(40.6 x 82.5 x 5)
16 x 32.5 x 2 - one
(40.6 x 82.5 x 5)
16 x 32.5 x 2 - one
(40.6 x 82.5 x 5)
Drain Connection - ID in.
3/4
3/4
3/4
Weight w/o Economizer Ib (kg)
330 (150)
330 (150)
330 (150)
Weight w/ Economizer Ib (kg)
350 (159)
350 (159)
350 (159)
* Based on rated airflow with no external static and no outside air.
** For applications above 115°F (46.1°C) use high ambient option.
** For applications above 115°F (46.1°C) use high ambient option.