Specifications
4
JOHNSON CONTROLS
Form 201.28-NM1.EN.PED/CE (0211)
TABLE OF CONTENTS
SECTION 1 - GENERAL CHILLER INFORMATION AND SAFETY ..........................................................................8
Introduction .......................................................................................................................................................8
Warranty ...........................................................................................................................................................8
Quality Assurance and Safety ..........................................................................................................................8
Fluorinated Greenhouse Gases .......................................................................................................................8
Responsibility for Safety ...................................................................................................................................9
About This Manual............................................................................................................................................9
Misuse of Equipment ........................................................................................................................................9
SECTION 2 - PRODUCT DESCRIPTION ...............................................................................................................13
General System Description ...........................................................................................................................13
Semi-Hermetic York Twin-Screw Compressors ..............................................................................................15
Evaporator ......................................................................................................................................................15
Condenser ......................................................................................................................................................15
Refrigerant Circuit ..........................................................................................................................................15
Electrical .........................................................................................................................................................15
Building Automation System Capabilities .......................................................................................................16
Microcomputer Control Center .......................................................................................................................16
Accessories And Options ...............................................................................................................................17
SECTION 3 - Handling and Storage........................................................................................................................19
Delivery And Storage ......................................................................................................................................19
Inspection .......................................................................................................................................................19
Moving The Chiller..........................................................................................................................................19
Lifting Weights ................................................................................................................................................19
Lifting Unit ......................................................................................................................................................20
Unit Removal From Shipping Container .........................................................................................................21
Lifting Using Lugs ...........................................................................................................................................22
Lifting Using Shackles ....................................................................................................................................22
SECTION 4 - INSTALLATION .................................................................................................................................23
Location Requirements ..................................................................................................................................23
Outdoor Installations ......................................................................................................................................23
Location Clearances .......................................................................................................................................23
Vibration Isolators ...........................................................................................................................................24
Shipping Braces .............................................................................................................................................24
Chilled Liquid Piping .......................................................................................................................................24
Water Treatment .............................................................................................................................................25
Pipework Arrangement ...................................................................................................................................26
Minimum Water Volume .................................................................................................................................26
Leaving Water Temperature Out Of Range ....................................................................................................26
Thermal Storage .............................................................................................................................................27
Variable Primary Flow ....................................................................................................................................27
Connection Types And Sizes ..........................................................................................................................27
Cooler Connections ........................................................................................................................................27
Refrigerant Relief Valve Piping .......................................................................................................................28
Electrical Connection ......................................................................................................................................28
Power Wiring ..................................................................................................................................................28
Power Supply Wiring ......................................................................................................................................28
115Vac Control Supply Transformer ...............................................................................................................28
Control Wiring .................................................................................................................................................29
Volts Free Contacts ........................................................................................................................................29
System Inputs .................................................................................................................................................29
Power Supply Wiring ......................................................................................................................................30
Customer Control Wiring ................................................................................................................................31