TABLE OF CONTENTS

 

Introduction

3

Specifications

4

Accessories and Options

7

Temperatures and Flows

10

Water Pressure Drop

12

Ratings

14

Physical Data

36

Dimensions

40

Operating Weights – Aluminum Fin Coils

72

Isolator Selection – Aluminum Fin Coils

73

Operating Weights – Copper Fin Coils

74

Isolator Selection – Copper Fin Coils

75

Isolator Details

76

Electrical Data

78

Electrical Notes

88

Power Connection Options

90

Typical Control Wiring – 2-Compressor Units

94

Application Data

96

Guide Specifications

97

NOMENCLATURE

The Model Number denotes the following characteristics of the unit:

YC

A

S 0140 E

C

17

Y

F

YORK Chiller

YC = YORK Chiller

Air-Cooled

Compressor Type

S = Screw

Nominal Capacity (tons)

Unit Designator

S = Standard Unit

E = High Efficiency

H = High Static Fans

Design Series

Type Start

Y= Star (WYE)-Delta X = Across-the-Line

Voltage Code

17= 200-3-60

28= 230-3-60

40= 380-3-60

46= 460-3-60

58= 575-3-60

Refrigerant

C = R-22

2

YORK INTERNATIONAL

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York 28971AR manual Table of Contents