Figure 78 Primary Connection Locations-Downflow Water/Glycol/Glycool 28-42Kw (8-12 Ton); All Compressor Models - Emerson Liebert DS Series User Manual

Figure 78 Primary connection locations—downflow water/glycol/GLYCOOL 28-42kW (8-12 ton), all
compressor models
NOTE: Drawing not to scale.
Tolerance on
all piping dimensions
is ± 1/2" (13mm).
W
8"
WS
(203mm)
WR
3-1/2"
(89mm)
Point Description
W Water/Glycol/GLYCOOL Access
WS Water/Glycol/GLYCOOL Supply
WR Water/Glycol/GLYCOOL Return
Condensate Drain
(infrared humidifier or no humidifier) *
CD Condensate Drain
(steam generating humidifier) *
W/ Optional Pump
HUM Humidifier Supply Line
ECS Econ-O-Coil Supply
ECR Econ-O-Coil Return
E1 Electrical Conn. (High Volt)
E2 Electrical Conn. (High Volt)
LV1 Electrical Conn. (Low Volt)
LV2 Electrical Conn. (Low Volt)
LV3 Electrical Conn. (Low Volt)
B Blower Outlet
* Field pitch condensate drain line a minimum of 1/8" (3.2 mm) per foot (305 mm). All units contain a factory-installed condensate trap. Do
not trap external to the unit. Drain line may contain boiling water. Select appropriate drain system materials. The drain line must comply
with all local codes.
A
FRONT VIEW
SECTION A-A
ECS
HUM
CD
ECR
E1 E2
FRONT OF UNIT
86"
(2184mm)
X
in. (mm)
79-15/16 (2030)
82-15/16 (2107)
82-15/16 (2107)
46 (1168)
46 (1168)
46 (1168)
53-1/2 (1359)
54-7/8 (1394)
49-13/16 (1265)
55-1/2 (1410)
52-7/16 (1332)
2-1/4 (57)
2-1/4 (57)
2-1/4 (57)
21-15/16 (557)
105
ALL DIMENSIONS FROM
REAR CORNER OF UNIT
A
INCLUDING PANELS
16-1/16"
BLOWER
(408mm)
OUTLET
B
Y Connection Size / Opening
in. (mm)
9-1/16 (230)
10-15/16 (278)
14-1/16 (357)
29-1/2 (749)
29-1/2 (749)
29-1/2 (749)
29 (737)
22-9/16 (573)
28-1/2 (724)
31-1/4 (794)
31-1/4 (794)
27 (686)
29 (737)
31 (787)
18-1/16 (459) 18-3/4 x 16-1/16 (476 x 408)
Piping Schematics
X
O
Y
35"
(889mm)
LV1
LV2
LV3
DPN000900
Rev. 3
in. (mm)
3-1/2 x 8 (89 x 203)
1-5/8" Cu Sweat
1-5/8" Cu Sweat
3/4" FPT
1-1/4" FPT
1/2" Cu Sweat
1/4" Cu Sweat
1-5/8" Cu Sweat
1-5/8" Cu Sweat
2-1/2"
2-1/2"
7/8"
7/8"
7/8"