ESIE10-01 General Outline
Part 1 – System Outline 1–15
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1.5 Technical Specifications: EWAD~C-SS
Technical
specifications
The table below contains the technical specifications.
Model EWAD~C-SS
650 740 830 910 970
Capacity (1) Cooling kW 647 744 832 912 967
Capacity control Type Stepless
Minimum capacity % 12.5 12.5 12.5 12.5 12.5
Unit power input (1) Cooling kW 221 262 299 318 351
EER (1) 2.93 2.84 2.78 2.87 2.76
ESEER 3.95 3.87 3.89 3.84 3.8
IPLV 4.30 4.17 4.16 4.23 4.14
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 6185 6185 6185 6185 6185
Weight Unit kg 5630 5740 5760 6280 6560
Operating Weight kg 5910 5990 6010 6530 6810
Water heat
exchanger
Type Single Pass Shell&Tube
Water volume l 266 266 251 251 251
Nominal water flow
rate
Cooling l/s 30.9 35.56 39.74 43.6 46.21
Nominal Water
pressure drop
Cooling kPa 73 59 52 61 68
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 53444 53444 53444 64133 64133
Model Quantity No. 10 10 10 12 12
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 38 38 38 44 50
Quantity No. 2 2 2 2 2
Sound level Sound Power Cooling dB(A) 99.5 100.0 100.0 100.9 101.1
Sound Pressure (2) Cooling dB(A) 79.0 79.5 79.5 80.4 80.6
Refrigerant circuit Refrigerant type R-134a
Refrigerant charge kg 128 128 128 146 144
N. of circuits No. 2 2 2 2 2
Piping connections Evaporator water inlet/outlet mm 168.3 168.3 168.3 168.3 168.3
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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