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Nomenclature
E W
A
D
1
0
0
E
-
S
S
0
0
1
1
2
3
4
5
6
7
8
9 10 11 12 13 14
Machine type
EWA
= Air-cooled chiller, cooling only
EWY
= Air-cooled chiller, heat pump
EWL
= Remote condenser chiller
ERA
= Air cooled condensing unit
EWW = Water-cooled chiller, cooling only
EWC
= Air-cooled chiller, cooling only with centrifugal fan
EWT
= Air-cooled chiller, cooling only with heat recovery
Refrigerant
D
= R-134a
P
= R-407c
Q
= R-410a
Capacity class in kW (Cooling)
Always 3-digit code
Idem as previous
Model series
Letter A, B,… : major modification
Inverter
-
= Non-inverter
Z
= Inverter
Efficiency level
(McQuay code)
S
= Standard efficiency
(SE)
X
= High efficiency
(XE)
(N.A for this range)
P
= Premium efficiency
(PE)
(N.A for this range)
H
= High ambient
(HA)
(N.A for this range)
Sound level
(McQuay code)
S
= Standard noise
(ST)
L
= Low noise
(LN)
R
= Reduced noise
(XN)
(N.A for this range)
X
= Extra low noise
(XXN)
(N.A for this range)
C
= Cabinet
(CN)
(N.A for this range)
Warranty
0
= 1 year of warranty
B
= 2 years of warranty
C
= 3 years of warranty
…
= ... years of warranty
Sequential number
000
= Base model
001
= First order for this model (1 or more units)
002
= Second order for this model (1 or more units)
…
= ... order for this model
B01
= First order for this model + 1year warranty
B02
= Second order for this model (1 or more units)
…
= ... order for this model
Figure 1 - Nomenclature
