User Manual

Page 4 of 86 SSC Series Central Chilling Stations
Table of Contents
1 General Information .................................................7
1-1 Introduction ..................................................................................... 7
1-2 Necessary Documents.................................................................... 7
1-3 Models Covered.............................................................................. 8
1-4 Standard Features .......................................................................... 8
1-5 Available Options ............................................................................ 9
2 Shipping Information .............................................15
2-1 Unpacking and Inspection............................................................. 15
2-2 In the Event of Shipping Damages................................................ 15
2-3 If the Shipment is Not Complete.................................................... 16
2-4 If the Shipment is Not Correct ....................................................... 16
2-5 Returns ......................................................................................... 16
2-6 Uncrating Your New Chiller........................................................... 17
3 Installation...............................................................19
3-1 Installation Location Considerations.............................................. 19
3-2 Making Electrical Connections ...................................................... 19
3-3 Piping Considerations ................................................................... 21
3-4 Making Process Water Connections ............................................. 21
3-5 Making Tank Piping Connections.................................................. 22
3-6 Water Connection Sizing Considerations...................................... 23
3-7 Galvanic Corrosion Considerations............................................... 23
3-8 Water Treatment Considerations .................................................. 23
3-9 Making Water-Cooled Condenser Connections ............................ 23
3-10 Installing the Remote Air-Cooled Condenser ................................ 24
3-11 Checking Motor Direction.............................................................. 25
4 Sequence Of Operation..........................................26
4-1 Staging.......................................................................................... 27
4-2 Alarms........................................................................................... 27
4-3 Lead-Lag Compressors................................................................. 27
4-4 Lead-Lag Pumps........................................................................... 27
4-5 Chilled Water Circuit ..................................................................... 28
4-6 Refrigeration Circuit ...................................................................... 28
4-7 Freezestat Control......................................................................... 28
4-8 High Pressure Cutout.................................................................... 30
4-9 Low Pressure Cutout..................................................................... 30
4-10 Flow Switch................................................................................... 30
4-11 Control Nipple ............................................................................... 31
4-12 Control Probe................................................................................ 31
4-13 Chilled Water Manifold.................................................................. 31
4-14 Condenser Water Manifold ........................................................... 31