Product specifications

3
TABLE OF CONTENTS
A C D S B 060 D AR Z S
S = Std. 1140 RPM Fans
O = Optional 855 RPM Fans
Air Cooled Condenser
Z = R22 HCFC Refrigerant
Chiller
Direct Expansion Evaporator CD 208/3/60 Main Power
AN 230/3/60 Main Power
Tan d e m Sc r o l l C o m p r e ss o r s AR 4 6 0 /3 / 6 0 Ma i n Po w e r
AS 575/3/60 Main Power
Unit Vintage
Nominal Capacity in Tons
Refrigerant Circuits
(S) Single - 015S, 020S, 025S, 027S, 030S
(D) Dual - 025D, 030D, 035D, 040D, 045D
050D, 055D, 057D, 060D, 065D,
070D, 080D, 090D, 100D
NOMENCLATURE
Page No.
Introduction ................................................................................................................................................... 2
Nomenclature ....................................................................................................................................................... 3
Standard Features and Owner Benefits ....................................................................................................... 4
Unit Features:
Compressors ............................................................................................................................................. 5 - 7
Package Capacity Control Steps ..................................................................................................................... 8
Quiet and Extra Quiet Operation ................................................................................................................... 8
Air Cooled Condensers ................................................................................................................................... 9
DX Coolers ..................................................................................................................................................... 9
Windows
®
Based Microcomputer Controller .................................................................. 10 - 12
Optional Enclosures and Features ................................................................................................................ 13
Options ................................................................................................................................................... 14 - 15
Accessories.......................................................................................................................................................... 16
Application Data ......................................................................................................................................... 17 - 20
I. P. Units S.I. Units
Selection Procedure ................................................................................................................... 21 .................... 22
DX Cooler: Water Side Pressure Drop ....................................................................................... 23 .................... 23
Performance Data:
R22 - 60 Hz - Standard Unit - 1140 RPM Fans ............................................................... 24 - 25............. 26 - 27
Physical Specification:
ACDSB 015S to 030S - Single Circuit Unit ..................................................................................................... 28
ACDSB 025D to 045D - Dual Circuit Unit ...................................................................................................... 29
ACDSB 050D to 060D - Dual Circuit Unit ...................................................................................................... 30
ACDSB 065D to 100D - Dual Circuit Unit ...................................................................................................... 31
Dimensional Data:
ACDSB 015S to 030S - Single Circuit Unit ..................................................................................................... 32
ACDSB 025D to 055D - Dual Circuit Unit ...................................................................................................... 33
ACDSB 057D to 060D - Dual Circuit Unit ...................................................................................................... 34
ACDSB 065D to 100D - Dual Circuit Unit ...................................................................................................... 35
Electrical Data:
Electrical Data - Unit .............................................................................................................................. 36 - 37
Electrical Data - Field Wiring .................................................................................................................. 38 - 39
General Electrical Notes ................................................................................................................................ 40
Cooler and Crankcase Heater Data .............................................................................................................. 40
Typical Wiring Diagrams
Power Wiring Diagram ................................................................................................................................. 41
Control Wiring Diagram ........................................................................................................................ 42 - 43
Typical Sequence of Operations ......................................................................................................................... 44
Part Load Information........................................................................................................................................ 45
Product Specifications ................................................................................................................................. 46 - 51
Installation Clearance ...................................................................................................................... Back Cover