Installation manual
McQuay IM 487-4 35
Introduction
Table 11: Piping connection sizes/valve size options for chilled water piping
Cabinet
size
Application
code
Coil size
Hx 83"
(2108 mm)
long
Face area sq.
ft. (sq. m)
Available rows
(available with 8,
10, 12 fins/in)
Available circuiting
5WH 5WL 5WS 5WM 5WD
Columns (see next page for explanation)
1 2 1 2 1 2 1 2 1 2
047C
Blow-thru or
draw-thru small
coil section
33 + 33
(2 coils) (838
+
838 mm)
38.0
(3.53 m²)
3DRDQ——AQAP
4 DRDQBQBQBP
5DRDQ——BQAP
6 DRDQBQBQAP
8 DRDQBQBQBP
Blow-thru or
draw-thru large
coil section
39 + 39
(2 coils) (991
+
991 mm)
45.0
(4.18 m²)
3DRCQ——AQAP
4DRCQCQCQBP
5DRCQ——CQAP
6DRCQCQCQAP
8DRCQCQCQBP
Face and bypass
section with
small coil
48
(1219 mm)
27.7
(2.57 m²)
3 FUET——ASAS
4FUETCSCSCS
5FUET——CSAS
6FUETCSCSAS
8FUETCSCSCS
Face and bypass
section with large
coil
39 + 39
(2 coils) (991
+
991 mm)
45.0
(4.18 m²)
3DRCQ——AQAP
4DRCQCQCQBP
5DRCQ——CQAP
6DRCQCQCQAP
8DRCQCQCQBP
077C
Blow-thru or
draw-thru small
coil section
45 + 45
(2 coils)
(1143 +
1143 mm)
51.9
(4.82 m²)
3 CRCQ——APAP
4 CRCQCPBPBP
5 CRCQ——BPAP
6 CRCQCPBPAP
8 CRCQCPBPBP
Blow-thru or
draw-thru large
coil section
63 + 63
(2 coils)
(1600 +
1600 mm)
72.6
(6.74 m²)
3 BQBP——APAP
4 BQBPBPBPBP
5 BQBP——BPAP
6 BQBPBPBPAP
8 BQBPBPBPBP
Face and bypass
section with
small coil
63
(1600 mm)
36.3
(3.37 m²)
3 ETCS——ASAS
4 ETCSCSCSCS
5ETCS——CSAS
6ETCSCSCSAS
8 ETCSCSCSCS
Face and bypass
section with large
coil
54 + 54
(2 coils)
(1372 +
1372 mm)
62.3
(5.74 m²)
3 CRCQ——APAP
4 CRCQBPBPBP
5 CRCQ——BPAP
6 CRCQBPBPAP
8 CRCQBPBPBP
800
or
802
Blow-thru or
draw-thru cooling
only coil section
48 + 78
(1220 +
1981 mm)
26.0
(2.42 m²)
3 G T G T ——————
4 GTGTGT————
5 G T G T ——————
6 GTGTGT————
Blow-thru or
draw-thru unit
coil section
48 + 78
(1220 +
1981 mm)
26.0
(2.42 m²)
3 G T G T ——————
4 GTGTGT————
5 G T G T ——————
6 GTGTGT————
Face and bypass
section with
small coil
30 + 79
(763 +
2006 mm)
16.5
(2.57 m²)
3 — L —M——— N — N
4 — L —M—M—N—N
5 — L —M——— N — N
6 — L —M—M—N—N
8 — L —M—M—N—N
10 — L —M——— N — N
Blow-thru or
draw-thru
contractor coil
section
36 + 79
(915 +
2006 mm)
19.8
(4.18 m²)
3—L—M—K—N—N
4 — L —M——— N — N
5—L—M—K—N—N
6—L—M—K—N—N
8—L—M—K—N—N
10 — L — M — K — N — N