Optic hil l freec ool, Ch illers – Airedale OptiChill FreeCool 500kW - 1365kW User Manual
Page 31
3 Row Free Cooling Coil Extra Quiet
AC Fans
EC Fans
HA EC Fans
Noise Variant
No. Fans
Water Temp
ΔTs
Nomenclature
Duty (kW)
EER
ESEER
3RW
Duty (kW)
EER
ESEER
3RW
Duty (kW)
EER
ESEER
3RW
X
18
M
S
OFC075X18-66MS1
736
2.71
2.85
613
731
2.83
3.23
599
730
2.81
3.21
594
OFC080X18-76MS2
785
2.70
2.83
625
780
2.81
3.18
610
778
2.79
3.16
605
OFC084X18-77MS2
830
2.69
2.85
635
824
2.77
3.18
620
822
2.76
3.16
615
OFC088X18-87MS4
872
2.58
2.84
644
866
2.66
3.14
628
864
2.64
3.13
623
OFC090X18-87MS6
895
2.62
2.77
649
NA
NA
NA
NA
NA
NA
NA
NA
L
OFC075X18-66ML1
739
2.72
2.86
614
735
2.84
3.25
600
733
2.82
3.23
595
OFC080X18-76ML2
789
2.72
2.84
626
784
2.82
3.19
611
782
2.80
3.18
606
OFC085X18-77ML2
835
2.70
2.86
636
829
2.79
3.20
621
827
2.77
3.18
615
OFC089X18-87ML3
876
2.59
2.85
645
870
2.66
3.16
629
867
2.65
3.14
624
OFC091X18-87ML5
899
2.63
2.88
649
NA
NA
NA
NA
NA
NA
NA
NA
H
S
OFC075X18-66HS1
734
2.73
2.78
612
730
2.84
3.14
599
728
2.83
3.12
594
OFC080X18-76HS2
779
2.68
2.73
623
774
2.78
3.07
609
773
2.77
3.05
604
OFC084X18-77HS2
821
2.62
2.73
633
815
2.71
3.05
618
813
2.70
3.03
613
OFC088X18-87HS4
868
2.58
2.84
643
862
2.66
3.16
627
859
2.64
3.14
622
OFC091X18-87HS6
890
2.63
2.77
648
884
2.70
3.06
632
881
2.68
3.04
626
OFC092X18-88HS4
914
2.54
2.89
652
907
2.60
3.20
636
904
2.59
3.18
631
OFC095X18-88HS6
940
2.59
2.83
657
932
2.65
3.12
641
930
2.63
3.10
635
L
OFC075X18-66HL1
738
2.73
2.79
613
733
2.85
3.16
599
732
2.83
3.14
595
OFC080X18-76HL2
784
2.69
2.74
624
778
2.79
3.08
610
777
2.78
3.06
605
OFC085X18-77HL2
825
2.64
2.74
634
820
2.72
3.06
619
818
2.71
3.04
614
OFC089X18-87HL3
872
2.59
2.85
644
865
2.66
3.17
628
863
2.65
3.15
623
OFC091X18-87HL5
894
2.63
2.88
649
887
2.71
3.20
632
885
2.69
3.18
627
OFC093X18-88HL3
918
2.55
2.90
653
910
2.61
3.22
637
908
2.59
3.20
631
OFC095X18-88HL5
944
2.59
2.93
658
936
2.65
3.24
641
934
2.64
3.22
636
(1) Duty (kW) based upon mechanical Cooling when the unit is configured with a 3 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 3 row free cooling coil.
(4) ESEER based upon mechanical Cooling 12°C / 7°C 35°C Ambient.
(5) 3RW is the full free cooling potential at 3°C
Te
c
hn
ic
a
l
M
a
n
u
a
l
: 7
1
9
7
7
0
0
0
9
/2
0
1
2
Chi
llers
31
Ch
illers
OptiC
hil
l
FreeC
ool