OPTI TEMP OTC-3.0A - Page 9

OTC Series Air Cooled Water Chillers: Pricing Proprietary Information-Please Do Not Distribute
for Laser, Semiconductor, Medical & Laboratory applications
Ordering Information
Description
(1)
Code
Standard Flow Rating GPM
Standard Pressure Rating
PSIG
(2)
Max Available Flow Range (See optional pumps below)
Connection (MNPT) Size
Capacity
(3)
KW
BTU/hr
tons
Compressor HP
Type
Full Load Amps
(4)
115/1/60 Hz
100/1/50 Hz
230/1/60 Hz
230/1/50 Hz
230/3/60 Hz
460/3/60 Hz
Dimensions
(5)
Height
Width
Depth
Weight lbs.
Internal Reservoir Gallon
Temp Stability °F
Refrigerant Type
Condensing Medium
Air Discharge Direction
Example: 
Select Model OTC-.5A
O=Optional S=Standard N/A=Not Available
CF=Consult Factory
Unit Base Prices
Wetted Construction/Temperature Range Options:
(by wetted construction/ Temperature range)
Standard Non-ferrous
(1)
Fluid Temperature Range (45 to 104°F)
Extended Range Non-ferrous
(2)
Fluid Temperature Range (45 to 190°F)
Stainless Steel/Plastic Contstruction (DI Compatible)
(3)
Fluid Temperature Range (45 to 104°F)
High Purity (DI Compatible)
(4)
Fluid Temperature Range (45 to 104°F)
Example: 
Select Wetted Construction OTC-.5AL
(1) Wetted materials include Br, Cu, 304 & 316 S.S., Ni, HDPE, Polypropylene, & Clearbraid® hose. (2) Wetted materials include Br, Cu, 304 & 316 S.S., Ni. High temperature hose
& stainless steel reservoir used on this model. High temperature stainless steel filter must be used when filtration is required on high temp models. (3) Wetted materials include 304
& 316 S.S., Ni, HDPE, Polypropylene, & Clearbraid® hose. (4) Wetted materials include 316 S.S., Ni, HDPE, Polypropylene, & Clearbraid® hose. Some pump options not available.
(5) Special construction for certain engineered heat transfer fluids may be available. Contact "applications engineering" for more information. Note: "Stainless Steel" (S) or "High
Purity" (D) wetted construction required with certain water quality options.
S
p
ecialt
y
Wetted Construction / Tem
p
.Ra
g
e
(5)
C
CF CF CF CF CF CF CF CF CF CF CF
Contact applications engineering department.
S
O O O O O O O O O O O
D
CF CF CF CF CF CF CF CF CF CF CF
H
O O O O O O O O O O O
OTC-.25A OTC-.33A OTC-.5A OTC-.75A OTC-1.0A OTC-1.5A OTC-2.0A OTC-3.0A OTC-5.0A OTC-7.5A OTC-10A
(1) As a result of continuous improvement efforts, specifications are subject to change without notice or liability. (2) Pump pressures at pump discharge. (3) Capacity based on 55 °F
LWT and 95 °F ambient air temperature. Capacities may be ± 5% as reserved by compressor manufacturer. (4) Full load amps for models with standard pumps. Consult
applications engineering for models with optional pumps. Full load amps must be used for sizing disconnects and supply wiring. Contact factory for 50 Hz applications engineering.
(5) Dimensions are approximate and do not include filters. * Upgraded pump required for 460/3/60.
L
O O O O O O O O O O O
0.75 2.5 2.5 2.5 2.5 20
130
± 0.2 ± 0.2 ± 0.5
R-134A R-134A R407c
Air Air Air
Horizontal Horizontal VerticalHorizontal
22.5" 22.5" 27.5" 26.5" 34.5" 55"
46" 61"
15" 24" 28" 36" 31" 38"
155 205 215 350 455
23" 25.5" 25" 36"
505 800 850
236 12 16 17 31 36 57 60
436 6* 8* 10 15 14 23 35
216 6.9 9 13 15 22 29 46 48
215 6.5 8.4 12.2 14 20 26 42 44
Hermetic Scroll
116 12.8 14 19 23
115 12 13.1 17.8 20
0.25 0.33 0.4 0.7 0.8 1.4 1.7 3 4.5 6.8 10
0.25 0.33 0.5 0.75 1 1.5 2 3.5 5 7.5 10
1/2 1 1 1.25 1.5
0.6 0.8 1.3 2.3 2.8 5 6 10.5 16 24 35
2000 2800 4570 7940 9550 17000 20700 36100 54400 82000 120000
61
5.5 7 12 18
58
2.3 4
3.5 5
26
65 65
65 55
Pump HP (Standard)
Code
0.33
P1
0.33
P3
0.5
P5
1.5
C3
1.5
C3
2
C4
OTC-5.0A
Hermetic Scroll
38 48
Portable Water Chillers - Air Cooled
Compact Medium Capacity Large Capacity
OTC-.25A OTC-.33A OTC-.5A OTC-.75A OTC-1.0A OTC-1.5A OTC-2.0A OTC-3.0A OTC-7.5A OTC-10A
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