Hitecsa EKWXA 7002.4, Installation, Operation & Maintenance Manual

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8
05.17 207646 Rev.103
EKWXA│EKWXBA
AIR-COOLED WATER CHILLERS
AXIAL FANS
TECHNICAL DATA
EKWXA/EKWXBA
7002.4 8002.4 9002.4
COOLING MODE
(1)
Cooling capacity kW 178,3 200,1 213,6
Total absorbed capacity
(3)
kW 61,3 73,8 81,8
Total rated current A 107,7 123,6 138,2
Compressor absorbed power kW 54,2 65 72,8
Compressor rated current
A 94,3 111,8 125,2
Evaporator water flow m³/h 33 35,5 37
Evaporator pressure drop
kPa 63 70,8 77,5
EER 2,91 2,71 2,61
ESEER
- - -
HEATING MODE
(2)
Cooling capacity
kW 194,9 224,3 244,2
Total absorbed capacity (3)
kW 60,7 74,5 86,9
Total rated current
A 112,1 129,1 142,4
Compressor absorbed power
kW 56,7 65,8 73,2
Compressor rated current
A 98,1 112,1 125,6
COP 3,21 3,01 2,81
SCOP - - -
REFRIGERANT
Number of circuits 2
Type R-410A
Global warming potential (GWP) (4) 2088
Refrigerant charge cooling only (no optional) Kg 2 x 23 2 x 22 2 x 23
Refrigerant charge heating pump (no optional) Kg 2 x 23 2 x 23.5 2 x 24
COMPRESSOR
Type SCROLL
Number of compressors 4
Number of power stages 4
Maximum current for operating circuit A 71 80 89
Locked rotor current A 249 264 309
Oil type POE 160 SZ
Oil volume L 2 x (6,7 + 6,7) 2 x (6,7 + 6,7) 2 x (6,7 + 6,7)
Crankcase strength W 2 x (75 + 75) 2 x (75 + 75) 2 x (75 + 75)
FANS
Type AXIAL
Number of total fans 4 6 6
Rated air flow m
3
/ h 91690 105398 105398
Available static pressure Pa 0
Diameter mm 800 710 710
Absorbed power (by fan) kW 2,06 / 1,33 1,52/ 0,97 1,52/ 0,97
Rated current (by fan) A 3,8 3 3
Speed r.p.m. 910 914 914
Note:
(1) COOLING MODE: Outdoor temperatura 35ºC, Water inlet temperature 12ºC, Water outlet temperature 7ºC.
(2) HEATING MODE: Outdoor temperature 7ºC D.B. / 6ºC W.B., Inlet temperature 40ºC, Water outlet temperature 45ºC.
(3) TOTAL ABSORBED CAPACITY: Absorbed power by the equipment in Cold or Heat conditions indicated above according to UNE-EN-14511-2: 2013.
(4) GWP: Global warming potential (climatic) of 1 kg of greenhouse gas relative to 1 kg of CO
2
, calculated in terms of 100-year warming potential.
(5) Measurement conditions on the free field, directivity 2 and 1,5 meters above the floor.