General Outline ESIE10-01
1–26 Part 1 – System Outline
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Model EWAD~C-XS
C15 C16 C17 C18 C19
Capacity (1) Cooling kW 1526 1596 1685 1768 1858
Capacity control Type Stepless
Minimum capacity % 7 7 7 7 7
Unit power input (1) Cooling kW 474 504 533 561 590
EER (1) 3.22 3.17 3.16 3.15 3.15
ESEER 4.19 4.17 4.16 4.13 4.13
IPLV 4.54 4.52 4.52 4.47 4.47
Casing Colour Ivory White
Material Galvanized and painted steel sheet
Dimensions Unit Height mm 2540 2540 2540 2540 2540
Width mm 2285 2285 2285 2285 2285
Length mm 11985 11985 12885 13785 14685
Weight Unit kg 11310 11570 11900 12260 12600
Operating Weight kg 12170 11570 11900 12260 12600
Water heat
exchanger
Type Single Pass Shell&Tube
Water volume l 850 850 850 871 850
Nominal water flow
rate
Cooling l/s 72.9 76.24 80.48 84.47 88.79
Nominal Water pres-
sure drop
Cooling kPa 57 62 68 64 37
Insulation material Closed cell
Air heat exchanger Type High efficiency fin and tube type with integral subcooler
Fan Type Direct propeller type
Drive DOL
Diameter mm 800
Nominal air flow l/s 128266 128266 138954 149643 160332
Model Quantity No. 24 24 26 28 30
Speed rpm 920 920 920 920 920
Motor input W 1.75 1.75 1.75 1.75 1.75
Compressor Type Semi-hermetic single screw compressor
Oil charge l 69 75 75 75 75
Quantity No. 3 2 2 2 2
Sound level Sound Power Cooling dB(A) 103.1 103.2 103.5 103.7 103.9
Sound Pressure (2) Cooling dB(A) 80.7 80.9 80.8 81 81
Refrigerant circuit Refrigerant type R-134a
Refrigerant charge kg 297 297 312 328 343
N. of circuits No. 3 3 3 3 3
Piping connections Evaporator water inlet/outlet mm 273 273 273 273 273
Safety devices High discharge pressure (pressure switch)
High discharge pressure (pressure transducer)
Low suction pressure (pressure transducer)
Compressor motor protection
High discharge temperature
Low oil pressure
Low pressure ratio
High oil filter pressure drop
Phase monitor
Emergency stop button
Water freeze protection controller
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