Technical data

Water/GlycolSystems—Capacities and Dimensions
15
Table 8 50Hz capacities & typical specifications, water-cooled and glycol-cooled applications
Evaporator Model
DME027E DME037E
Condensing Unit Type
Water-Cooled Glycol-Cooled Water-Cooled
Glycol-Cooled
DX Evaporator- Net Capacity Data - kW (Btuh) @ High Speed CFM
80°F DB, 62.8°F WB (26.7°C DB,
17.1°C WB) 38 %RH
Total 7.55 (25,700) 6.15 (21,000) 11.3 (38,700) 9.30 (31,800)
Sensible 7.20 (24,600) 6.15 (21,000) 9.55 (32,600) 8.60 (29,300)
75°F DB, 61°F WB (23.9°C DB,
16.1°C WB) 45 %RH
Total 7.20 (24,500) 5.75 (19,600) 11.0 (37,400) 8.95 (30,500)
Sensible 6.45 (22,000) 5.65 (19,300) 8.55 (29,200) 7.60 (26,000)
72°F DB, 60°F WB (22.2°C DB,
15.5°C WB) 50 %RH
Total 7.00 (23,900) 5.55 (19,000) 10.7 (36,600) 8.75 (29,900)
Sensible 5.95 (20,300) 5.20 (17,800) 7.95 (27,200) 7.05 (24,000)
Fan Data - Evaporator
CFM (CMH) - High Speed 1025 (1741) 1100 (1869)
CFM (CMH) - Low Speed 875 (1487) 980 (1665
)
Fan Motor HP (W) 0.20 (150)* 0.27 (200)**
Evaporator Coil - Copper Tube/Aluminum Fin
Face Area ft
2
(m
2
) 3.92 (0.36) 3.92 (0.36)
Coil Rows 3 4
Max Face Velocity-fpm (m/s) 313 (1.6) 336 (1.7)
Unit Refrigerant Charge, oz. (kg) 5 (0.14) 6.5 (0.18)
Unit Operating Weight, lb. (kg) 330 (150) 365 (165)
Electric Reheat Capacities (Includes Fan Motor)-kW (Btu/H)
Input Voltage 230-1-50 5.3 (18080) 5.5 (18765)
Humidifier Data - Steam Generator Type
Steam capacity - lbs/hr (kg/hr) 3 (1.4) 3 (1.4)
Electrical Input Power - kW 1 1
Evaporator Connection Sizes
Liquid line Diameter - Aeroquip Coupling Size 3/8" - #6 Female 3/8" - #6 Female
Suction Line Diameter - Aeroquip Coupling
Size
7/8" - #11 Female 7/8" - #11 Female
Humidfier Supply 1/4" OD Cu Compression Fitting 1/4" OD Cu Compression Fitting
Humidifier Drain Barb Fitting 1/2" 1/2"
Evaporator Drain 3/4" OD 3/4" OD
Filter Washable Polypropylene/Aluminum
Remote MCD Condensing Unit Model #
MCD25W MCD37W
Condenser Fluid Requirements
85°F (29.4°C)
EWT
110°F (43.3°C)
EGT - 40% PG
85°F (29.4°C)
EWT
110°F (43.3°C)
EGT - 40% PG
THR - kW (Btuh) @ 75F/45%RH 9.10 (31,000) 8.45 (28,900) 13.7 (46,700) 12.9 (44,000)
Flow Rate - GPM (l/m) 7.9 (29.9) 9.0 (34.1) 6.4 (24.3) 13.5 (51.2)
Pressure Drop - ft. of H
2
0 (kPa) 17.3 (51.7) 26.5 (79.2) 11.7 (35.0) 55.8 (166.8)
Water-Cooled Condensing Temperature 105 °F (40.6 °C) N/A 105 °F (40.6 °C) N/A
Connection Sizes, in. (mm) OD 7/8 (22.2) 7/8 (22.2)
Unit Volume - Gal (l) 1.2 (4.5) 1.2 (4.5)
Unit Refrigerant Charge, oz. (kg) 41 (1.16) 54 (1.54)
Unit Operating Weight, lb. (kg) 175 (79) 220 (100)
The net capacity data has fan motor heat factored in for all ratings and the entering air conditions of 75°F (23.9 °C), 45%RH, is the
standard rating condition for ASHRAE 127-2007. All capacities are nominal values; actual performance will be ± 5%.
* DME027 has two motors - 0.08 & 0.12 hp
** DME037 has two motors - 0.11 & 0.16 hp