User manual

Piping Schematics
Liebert
®
DS
™
114
Figure 86 Primary connection locations—downflow, air-cooled, 105kW (30 ton), all compressor***
models
Point Description
X
in. (mm)
Y
in. (mm)
Connection Size / Opening
in. (mm)
R Refrigerant Access 109 (2769) 15-3/4 (400) 16-7/16" x 4 (418 x 102)
L1 Liquid Line System 1 121-3/4 (3092) 16-3/4 (425) 5/8" Cu Sweat
L2 Liquid Line System 2 118-1/8 (3000) 16-3/4 (425) 5/8" Cu Sweat
G1 Hot Gas Discharge 1 118-1/4 (3004) 14-1/4 (362) 1-1/8" Cu Sweat
G2 Hot Gas Discharge 2 115-5/8 (2937) 14-1/4 (362) 1-1/8" Cu Sweat
CD
Condensate Drain
(infrared humidifier or no humidifier)*
83-13/16 (2129) 30 (762) 3/4" FPT
Condensate Drain
(steam generating humidifier)*
83-13/16 (2129) 30 (762) 1-1/4" FPT
W/ Optional Pump 83-13/16 (2129) 30 (762) 1/2" Cu Sweat
HUM Humidifier Supply Line 102-3/4 (2610) 31-3/4 (806) 1/4" Cu Sweat
ECS** Econ-O-Coil Supply 101-7/8 (2588) 29 (737) 2-5/8" Cu Sweat
ECR** Econ-O-Coil Return 94-9/16 (2402) 29 (737) 2-5/8" Cu Sweat
E1 Electrical Conn. (High Volt) 98-1/8 (2492) 31-1/4 (794) 2-1/2"
E2 Electrical Conn. (High Volt) 91 (2311) 31-1/4 (794) 2-1/2"
LV1 Electrical Conn. (Low Volt) 2 (51) 28-1/4 (718) 7/8"
LV2 Electrical Conn. (Low Volt) 2 (51) 30-1/4 (768) 7/8"
LV3 Electrical Conn. (Low Volt) 2 (51) 32 (813) 7/8"
B1 Blower Outlet 27-7/8 (708) 18 (457) 14-1/2 x 15-11/16 (368 x 398)
B2 Blower Outlet 52-1/16 (1322) 18 (457) 14-1/2 x 15-11/16 (368 x 398)
B3 Blower Outlet 76-1/4 (1937) 18 (457) 14-1/2 x 15-11/16 (368 x 398)
* 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.
** Supplied on Dual Cooling Systems only (4 pipe system)
*** Digital scroll compressor not available on 105 models.
Source: DPN001014, Rev. 3
ECS
ECR
E1
E2
CD
B1
O
X
Y
A
A
B2B3
HUM
R
L1 L2
G1 G2
FRONT VIEW
LV1
NOTE: Drawing not to scale.
Tolerance on
all piping dimensions
is ± 1/2" (13mm).
4" (102mm)
BLOWER
OUTLET
ALL DIMENSIONS FROM
REAR CORNER OF UNIT
INCLUDING PANELS
35"
(889mm)
LV2
LV3
SECTION A-A
FRONT OF UNIT
16-7/16"
(418mm)
131" (3327mm)
BLOWER
OUTLET
BLOWER
OUTLET
15-11/16"
(398mm)
DPN001014
Rev. 3