SterlingTEK A0551797 Manuel d'utilisateur

Operation and Installation Manual SSC Series Central Chilling Stations Important! Read Carefully Before Attempting to Install or Operate Equipm

Page 10 of 86 SSC Series Central Chilling Stations Model Number Nomeclature SSC W 060 SSC – Scroll Compresso

SSC Series Central Chilling Stations Page 11 of 86 Figure 1 Typical Two-Circuit 60-100 Ton Water Cooled Chiller SSCW-xxx M

Page 12 of 86 SSC Series Central Chilling Stations SSCW-xxx Model 70 80 90 100 Cooling Capacity (tons) @ 50°F (10 °C) LWT • 73.1 81.4 90.3

SSC Series Central Chilling Stations Page 13 of 86 Figure 2 Typical Two-Circuit 60-100 Ton Remote Air Cooled Chiller SSCR-xx

Page 14 of 86 SSC Series Central Chilling Stations SSCR Series Remote Condenser Models Fan(s) Refrigeration ‚ Each Connections Charge Mo

SSC Series Central Chilling Stations Page 15 of 86 2 Shipping Information 2-1 Unpacking and Inspection You should inspect

Page 16 of 86 SSC Series Central Chilling Stations 2-3 If the Shipment is Not Complete Check the packing list. The apparent shortage may be intentio

SSC Series Central Chilling Stations Page 17 of 86 2-6 Uncrating Your New Chiller ! WARNING ! DUE TO THE SIZE AND WEIGHT OF

Page 18 of 86 SSC Series Central Chilling Stations - Notes -

SSC Series Central Chilling Stations Page 19 of 86 3 Installation 3-1 Installation Location Considerations As with all equ

Page 2 of 86 SSC Series Central Chilling Stations Write down your unit serial number(s) ________________ ________________ here for future ref

Page 20 of 86 SSC Series Central Chilling Stations ! DANGER Improper electrical connections can damage the unit and cause serious operator injury or

SSC Series Central Chilling Stations Page 21 of 86 Note: • Never switch contactor leads or motor leads for reversing rotat

Page 22 of 86 SSC Series Central Chilling Stations To Process The chilled water supply outlet leading to the process being controlled. From Process

SSC Series Central Chilling Stations Page 23 of 86 3-6 Water Connection Sizing Considerations Important! • Run all extern

Page 24 of 86 SSC Series Central Chilling Stations Two connections are made to each SSC Series unit: Condenser Water In The city or tower water supp

SSC Series Central Chilling Stations Page 25 of 86 SSC Series condensing pressure with 95ºF (35ºC) condenser air R-22 = 260

Page 26 of 86 SSC Series Central Chilling Stations -Notes-

SSC Series Central Chilling Stations Page 27 of 86 4 Sequence Of Operation 4-1 Staging 1. The system uses a PID control a

Page 28 of 86 SSC Series Central Chilling Stations 4-5 Chilled Water Circuit If your central chilling station is equipped with the optional integral

SSC Series Central Chilling Stations Page 29 of 86 If you want lower chilled water temperatures, you’ll need to mix process

SSC Series Central Chilling Stations Page 3 of 86 Safety Considerations Sterling central chilling stations are designed to pr

Page 30 of 86 SSC Series Central Chilling Stations 4-8 High Pressure Cutout This electro-mechanical safety feature opens the control circuit if the

SSC Series Central Chilling Stations Page 31 of 86 4-11 Control Nipple All SSC Series chilling station evaporators have two

Page 32 of 86 SSC Series Central Chilling Stations - Notes -

SSC Series Central Chilling Stations Page 33 of 86 5 Startup Checklists 5-1 Introduction Important! These lists assume the

Page 34 of 86 SSC Series Central Chilling Stations þ Complete all piping leading to and from the pump tank. Observe all applicable codes. þ Complet

SSC Series Central Chilling Stations Page 35 of 86 þ Check the water level in the pump tank to be sure the pump does not ru

Page 36 of 86 SSC Series Central Chilling Stations þ Electrical connections must conform to all applicable codes. þ Complete the chilled water TO a

SSC Series Central Chilling Stations Page 37 of 86 þ Check for proper pump rotation direction. To confirm proper rotation:

Page 38 of 86 SSC Series Central Chilling Stations Note: If the recirculation pump does not turn on (or that the flow switch is not satisfied) the c

SSC Series Central Chilling Stations Page 39 of 86 Figure 4 SSC Series Standard Control Panel Figure 5 SSC Series Advanc

Page 4 of 86 SSC Series Central Chilling Stations Table of Contents 1 General Information... 7 1-1

Page 40 of 86 SSC Series Central Chilling Stations -Notes-

SSC Series Central Chilling Stations Page 41 of 86 6 Graphic Panel Devices 6-1 Indicator Lights and Control Switches (MMI)

Page 42 of 86 SSC Series Central Chilling Stations -Notes-

SSC Series Central Chilling Stations Page 43 of 86 Using the Standard 7 Touchscreen Interface 7-1 Touchscreen Interface

Page 44 of 86 SSC Series Central Chilling Stations Figure 6 SSC Series Standard Control Panel 7-2 Using the SSC Series Standard Touchscreen Inter

SSC Series Central Chilling Stations Page 45 of 86 7-3 Getting Started on the SSC Series Standard Touchscreen Interface To

Page 46 of 86 SSC Series Central Chilling Stations • “CONFIGURATION MENU” contains the chiller setup parameters (i.e. chiller setpoint, and high and

SSC Series Central Chilling Stations Page 47 of 86 2. READY – Indicates that the compressor is enabled and ready to run. H

Page 48 of 86 SSC Series Central Chilling Stations The compressor enable screen displays: Compressor Enable Screen These screens allow the custome

SSC Series Central Chilling Stations Page 49 of 86 Viewing Compressor Run Times From the Main Menu, use the or buttons t

SSC Series Central Chilling Stations Page 5 of 86 Table of Contents 5 Startup Checklists ...

Page 50 of 86 SSC Series Central Chilling Stations 7-5 Viewing and Operating Chiller Pumps If your chiller system was configured to operate the pump

SSC Series Central Chilling Stations Page 51 of 86 Operating Chiller Pumps To turn on and off the pumps, start from the Mai

Page 52 of 86 SSC Series Central Chilling Stations The compressor lead/lag screen displays: Pump Lead/Lag Screen Viewing Pump Run Times From the

SSC Series Central Chilling Stations Page 53 of 86 Two hourmeters are kept for each compressor in the system. The first is

Page 54 of 86 SSC Series Central Chilling Stations To acknowledge the alarm, press F1 to clear the alarm. It will then appear in the alarm history s

SSC Series Central Chilling Stations Page 55 of 86 7-7 Viewing and Setting System Temperatures To view the actual process t

Page 56 of 86 SSC Series Central Chilling Stations Once the value is correct, press the ↵ button to make the change. In the event that the value is

SSC Series Central Chilling Stations Page 57 of 86 Using the Advanced 8 Touchscreen Interface 8-1 Touchscreen Interface

Page 58 of 86 SSC Series Central Chilling Stations Figure 7 SSC Series Advanced Control Panel 8-2 Using the SSC Series Advanced Touchscreen Inte

SSC Series Central Chilling Stations Page 59 of 86 8-3 Getting Started on the SSC Series Advanced Touchscreen Interface To

Page 6 of 86 SSC Series Central Chilling Stations Charts and Figures 1 Typical Two-Circuit 60-100 Ton Water Cooled Chiller 11 2 Typical Two-Circ

Page 60 of 86 SSC Series Central Chilling Stations • “Compressor Hourmeters” contains the lifetime and resettable hour meters to show the number of

SSC Series Central Chilling Stations Page 61 of 86 Figure 9 Chiller Status Screen The Chiller Status screen shows the st

Page 62 of 86 SSC Series Central Chilling Stations state unless it is put in the OFFLINE state. The color code for this indication is red. Operatin

SSC Series Central Chilling Stations Page 63 of 86 Setting Compressor Lead/Lag Times and Activating Compressor Lead/Lag Ope

Page 64 of 86 SSC Series Central Chilling Stations Figure 11 Compressor Run Time Display Screen Two hourmeters are kept for each compressor in the

SSC Series Central Chilling Stations Page 65 of 86 Viewing Chiller Pump Status To view the status of the pumps, start from t

Page 66 of 86 SSC Series Central Chilling Stations 2. READY – Indicates that the pump is enabled and ready to run. However, the current number of p

SSC Series Central Chilling Stations Page 67 of 86 Any pump that is disabled to the OFF-LINE position will not be called to

Page 68 of 86 SSC Series Central Chilling Stations Figure 14 Pump Run Time Display Screen Two hourmeters are kept for each compressor in the syste

SSC Series Central Chilling Stations Page 69 of 86 n Compressor Motor Protector Fault (One for each compressor) n Chilled

SSC Series Central Chilling Stations Page 7 of 86 1 General Information 1-1 Introduction Sterling SSC Series central water

Page 70 of 86 SSC Series Central Chilling Stations pump turn off from an alarm condition the remaining will shut down and display FAULT in the status

SSC Series Central Chilling Stations Page 71 of 86 8-7 Viewing and Setting System Temperatures To view the actual process t

Page 72 of 86 SSC Series Central Chilling Stations Setting System Temperatures The chiller setpoints are set through the compressor configuration men

SSC Series Central Chilling Stations Page 73 of 86 9 Routine Maintenance 9-1 Lubrication Grease all fan bearings, fan moto

Page 74 of 86 SSC Series Central Chilling Stations 9-3 Evaporator Maintenance The evaporator(s) may be accessed for back-flushing by removal of the

SSC Series Central Chilling Stations Page 75 of 86 9-7 Preventive Maintenance Service A systematic preventive maintenance p

Page 76 of 86 SSC Series Central Chilling Stations - Notes -

SSC Series Central Chilling Stations Page 77 of 86 10 Troubleshooting Problem Possible Cause Solution No power. Check mai

Page 78 of 86 SSC Series Central Chilling Stations Problem Possible Cause Solution Allow time to cool and reset. Check for high/low voltage. Volta

SSC Series Central Chilling Stations Page 79 of 86 Problem Possible Cause Solution Pump is running in reverse. Verify pro

Page 8 of 86 SSC Series Central Chilling Stations 1-3 Models Covered This manual provides operation, installation, and maintenance instructions

Page 80 of 86 SSC Series Central Chilling Stations Service Notes

SSC Series Central Chilling Stations Page 81 of 86 I Index Alarms Advanced Controls, 68 Standard Controls, 53 Available op

Page 82 of 86 SSC Series Central Chilling Stations Water Cooled Startup Checklist, 33 Water Treatment Considerations, 23 Water-Cooled Condenser Conne

SSC Series Central Chilling Stations Page 83 of 86 Service Notes

Page 84 of 86 SSC Series Central Chilling Stations Service Notes

SSC Series Central Chilling Stations Page 85 of 86 Service Notes

Page 86 of 86 SSC Series Central Chilling Stations Parts Department Call toll-free 7am–6pm CST [800] 423-3183 or call [262] 641-8653 The Part

SSC Series Central Chilling Stations Page 9 of 86 1-5 Available Options SSC Series central chillers are available with optio