2 row free cooling extra quiet, Optichil l fre ecool, Ch illers – Airedale OptiChill FreeCool 500kW - 1365kW User Manual
Page 17
2 Row Free Cooling Extra Quiet
AC Fans
EC Fans
HA EC Fans
Noise Variant
No. Fans
Water Temp
ΔTs
Nomenclature
Duty (kW)
EER
ESEER
2RW
Duty (kW)
EER
ESEER
2RW
Duty (kW)
EER
ESEER
2RW
X
16
M
S
OFC073X16-66MS1
728
2.69
2.87
499
723.4
2.78
3.21
489
722
2.76
3.19
486
OFC078X16-76MS2
776
2.67
2.85
507
770.4
2.75
3.16
496
769
2.74
3.14
493
OFC083X16-77MS2
820
2.65
2.87
514
813.9
2.72
3.16
503
812
2.70
3.15
499
L
OFC074X16-66ML1
732
2.69
2.89
500
726.6
2.79
3.23
490
725
2.77
3.21
486
OFC079X16-76ML2
780
2.68
2.87
508
774.3
2.76
3.18
497
772
2.75
3.16
493
OFC083X16-77ML2
825
2.66
2.88
514
818.1
2.73
3.18
503
816
2.71
3.16
500
H
S
OFC073X16-66HS1
727
2.70
2.80
499
722.0
2.79
3.13
489
720
2.78
3.11
485
OFC078X16-76HS2
771
2.65
2.75
506
765.6
2.73
3.05
496
764
2.71
3.03
492
OFC083X16-77HS2
811
2.59
2.75
512
805.6
2.66
3.03
502
804
2.64
3.02
498
L
OFC074X16-66HL1
730
2.71
2.81
499
725.3
2.80
3.14
489
724
2.79
3.12
486
OFC079X16-76HL2
775
2.66
2.77
507
769.4
2.74
3.06
496
768
2.72
3.05
493
OFC083X16-77HL2
816
2.60
2.76
513
809.7
2.67
3.05
502
808
2.65
3.03
499
AC Fans
EC Fans
HA EC Fans
Noise Variant
No. Fans
Water Temp
ΔTs
Nomenclature
Duty (kW)
EER
ESEER
2RW
Duty (kW)
EER
ESEER
2RW
Duty (kW)
EER
ESEER
2RW
X
18
M
S
OFC075X18-66MS1
742
2.77
2.90
557
737.5
2.89
3.29
546
736
2.87
3.27
542
OFC080X18-76MS2
791
2.76
2.88
566
786.5
2.86
3.24
554
785
2.85
3.22
551
OFC084X18-77MS2
837
2.74
2.90
574
831.6
2.84
3.24
562
830
2.82
3.22
558
OFC088X18-87MS4
880
2.64
2.89
581
874.4
2.72
3.20
569
872
2.70
3.18
565
OFC090X18-87MS6
904
2.68
2.82
585
897.4
2.76
3.11
572
895
2.75
3.10
568
OFC092X18-88MS4
923
2.54
2.89
588
NA
NA
NA
NA
NA
NA
NA
NA
OFC094X18-88MS6
949
2.58
2.83
592
NA
NA
NA
NA
NA
NA
NA
NA
L
OFC075X18-66ML1
745
2.78
2.91
557
740.9
2.89
3.31
546
739
2.88
3.28
543
OFC080X18-76ML2
796
2.77
2.89
567
790.8
2.88
3.25
555
789
2.86
3.23
551
OFC085X18-77ML2
842
2.75
2.91
575
836.7
2.85
3.25
563
835
2.83
3.24
559
OFC089X18-87ML3
885
2.65
2.90
582
878.5
2.73
3.22
569
876
2.71
3.20
565
OFC091X18-87ML5
908
2.69
2.93
585
901.3
2.77
3.24
573
899
2.75
3.22
569
OFC092X18-88ML3
927
2.55
2.90
588
NA
NA
NA
NA
NA
NA
NA
NA
(1) Duty (kW) based upon mechanical Cooling when the unit is configured with a 2 row free cooling coil.
(2) Based on units performance at 15/10°C return/supply temperatures, 35°C ambient, 20% Ethylene Glycol.
(3) EER based upon mechanical Cooling when the unit is configured with a 2 row free cooling coil.
(4) ESEER based upon mechanical Cooling 12°C / 7°C 35°C Ambient.
(5) 2RW is the full free cooling potential at 3°C
Te
c
hn
ic
a
l
M
a
nu
a
l
: 7
1
9
7
7
0
0
v
1
.2
.0
0
2
_
2
0
1
3
Chi
llers
17
Ch
illers
Optichil
l
Fre
ecool