SterlingTEK A0551797 Typical Two-Circuit 60-100 Ton Remote Air Cooled Chiller, Model SSCR-xxx

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Figure 2

Typical Two-Circuit 60-100 Ton Remote Air Cooled Chiller

Model					SSCR-xxx
Model		30			40	50			60
		30			40	50			60
Cooling Capacity (tons) @ 50°F LWT •		29.8			38.4	46.2			59.6
Capacity stages (qty.)			2					4
EER (BTUH/W)		11.36		10.84		11.29			11.11
Nominal water flow (gpm)	Evaporator ‚	72		92		111			143
[lpm]	Evaporator ‚	[272.5]		[348.3]		[420.2]			[541.3]
[lpm]		[272.5]		[348.3]		[420.2]			[541.3]
Evaporator manifold connection Victaulic		3		3		3			3
No. of condenser fans per condenser		3		2		2			3
Amp draw, nameplate	Chiller	56		70		88			111
Amp draw, nameplate	Condensers (per
(460/3/60 V) ƒ	Condensers (per	3.9		7		7			10.5
(460/3/60 V) ƒ	condenser)	3.9		7		7			10.5
	condenser)
Dimensions (in.) [cm] of	Height			85 [215.9]
chiller	Width	60 [152.4]					83 [210.8]
	Depth		45 [114.3]
Dimensions (in.) [cm] of	Height		50 [127.0]
each condenser	Width		42.5 [108.0]
	Depth	130 [330.2]		125 [317.5]		125 [317.5]			180 [457.2]
Shipping weight (lbs) [kg]	Chiller	1,340		1,530		1,730			2,120
		[607.8]		[694.0]		[784.7]			[961.6]
	Condensers (per	550		770		790			1190
	condenser)	[249.5]		[349.3]		[358.3]			[539.8]
Max operating weight	Chiller	1,350		1,550		1,760			2,150
(lbs.) [kg]		[612.3]		[703.1]		[798.3]			[975.2]
	Condensers (per	610		845		945			1420
	condenser)	[276.6]		[383.3]		[428.6]			[644.1]

Model			SSCR-xxx
Model		70	80		90	100
		70	80		90	100
Cooling Capacity (tons) @ 50°F LWT •		67.5	75.4		83.5	91.6
Capacity stages (qty.)				4
EER (BTUH/W)		10.84	10.64		10.93	11.19
Nominal water flow (gpm)	Evaporator ‚	162	181		200	220
[lpm]	Evaporator ‚	[613.2]	[685.2]		[757.1]	[832.8]
[lpm]		[613.2]	[685.2]		[757.1]	[832.8]
Evaporator manifold connection Victaulic		3	3		4	4
No. of condenser fans per condenser		3/4	4		4	4
Amp draw, nameplate	Chiller	124	138		156	174
Amp draw, nameplate	Condensers (per
(460/3/60 V) ƒ	Condensers (per	10.5/14	14		14	14
(460/3/60 V) ƒ	condenser)	10.5/14	14		14	14
	condenser)
Dimensions (in.) [cm] of	Height		75 [190.5]
chiller	Width		86 [218.4]
	Depth		45 [114.3]
Dimensions (in.) [cm]of	Height		50 [127.0]
each condenser	Width		42.5 [108.0]
	Depth	180 [457.2]		235 [596.9]
Shipping weight (lbs) [kg]	Chiller	2,360	2,600		2,870	3,170
	Chiller	[1070.5]	[1179.3]		[1301.8]	[1437.9]
		[1070.5]	[1179.3]		[1301.8]	[1437.9]
	Condensers (per	1190/1580	1580		1580/1650	1650
	condenser)	[539.8/716.7]	[716.7]		[716.7/748.4]	[748.4]
Max operating weight	Chiller	2,400	2,640		2,910	3,220
(lbs.) [kg]	Chiller	[1088.6]	[1197.5]		[1320.0]	[1460.6]
(lbs.) [kg]		[1088.6]	[1197.5]		[1320.0]	[1460.6]
	Condensers (per	1420/1805	1805		1805/1895	1895
	condenser)	[644.1/818.7]	[818.7]		[818.7/859.6]	[859.6]

•Based on 50ºF (10ºC) chilled water supply temperature and 95ºF (35ºC) ambient air. ‚ Based on 2.4 gpm per ton (9.1 lpm per 3.517 kW)

ƒMultiply 460/3/60 amperage by 2.0 for 208-230/3/60 amperages; multiply by 1.2 for 380/3/60 amperages; multiply by 0.8 for 575/3/60 amperages

SSC Series Central Chilling Stations

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Contents SSC Series Central Chilling Stations SSC Series Central Chilling Stations Wear Safety Glasses and Work Gloves Safety ConsiderationsTable of Contents Getting Started on the SSC Series Advanced Touchscreen Startup ChecklistsCharts and Figures Necessary Documents IntroductionModels Covered Standard FeaturesAvailable Options Standard Features on Remote CondensersModel Number Nomeclature Model SSCW-xxx Typical Two-Circuit 60-100 Ton Water Cooled ChillerCooling Capacity tons @ 50F 10 C LWT 73.1 81.4 Model SSCR-xxx Typical Two-Circuit 60-100 Ton Remote Air Cooled ChillerSscr Series Remote Condenser Models Event of Shipping Damages Unpacking and InspectionIf the Shipment is Not Correct If the Shipment is Not CompleteReturns Uncrating Your New Chiller SSC Series Central Chilling Stations Installation Location Considerations 3InstallationMaking Electrical Connections SSC Series Central Chilling Stations Making Process Water Connections Piping ConsiderationsAll Models From Process Making Tank Piping ConnectionsGalvanic Corrosion Considerations Water Connection Sizing ConsiderationsWater Treatment Considerations Making Water-Cooled Condenser ConnectionsCondenser Water Installing the Remote Air-Cooled CondenserCompressor Checking Motor DirectionSSC Series Central Chilling Stations Staging AlarmsLead-Lag Compressors Lead-Lag PumpsRefrigeration Circuit Chilled Water CircuitFreezestat Control Freezing Protection Curve VolumeHigh Pressure Cutout Flow SwitchLow Pressure Cutout Control Probe Control NippleChilled Water Manifold Condenser Water ManifoldSSC Series Central Chilling Stations Water-Cooled SSC Series Startup Checklist Startup ChecklistsSSC Series Central Chilling Stations Water-Cooled SSC Series Startup Remote Air-Cooled SSC Series Startup ChecklistSSC Series Central Chilling Stations Remote Air-Cooled SSC Series Startup Shutdown Determining Flow RateSSC Series Central Chilling Stations SSC Series Central Chilling Stations Graphic Panel Devices Indicator Lights and Control Switches MMISSC Series Central Chilling Stations Touchscreen Interface Using the StandardTouchscreen Interface Introduction MMI SSC Series Standard Control Panel Using the SSC Series Standard Touchscreen InterfaceMain Menu Screen Viewing Compressor Status Viewing and Operating Chiller CompressorsCompressor Status Screen Operating the chiller compressors Chiller Configuration ScreenCompressor Lead/Lag Screen Compressor Enable ScreenCompressor Run Time Display Screen Viewing Compressor Run TimesViewing Chiller Pump Status Viewing and Operating Chiller PumpsPump Status Screen Operating Chiller Pumps Pump Enables ScreenPump Lead/Lag Screen Viewing Pump Run TimesPump Run Time Display Screen Alarm Condition Screen Viewing Active Alarms and Handling Alarm ConditionsOr Death Setting System Temperatures Viewing and Setting System TemperaturesSSC Series Central Chilling Stations Using the Advanced Using the SSC Series Advanced Touchscreen Interface Main Menu Screen Viewing and Operating Chiller Compressors Chiller Status Screen Operating the chiller compressors Viewing Compressor Run Times Viewing and Operating Chiller Pumps Viewing Chiller Pump Status Operating Chiller Pumps Hourmeters Pump Run Time screen displays Viewing Active Alarms and Handling Alarm Conditions Alarm Condition Screen Or Death System Status Screen Temperature Input Display Screen Lubrication Condenser MaintenancePump Motor Seal Evaporator MaintenanceMakeup Valve Recommended Pump Tank Spare PartsPreventive Maintenance Service SSC Series Central Chilling Stations Problem Possible Cause Solution 10TroubleshootingAllow time to cool and reset Verify proper rotation if Service Notes Index Water Treatment Service Notes Service Notes Service Notes Sterling Th Street New Berlin, WI 262 641-8610 ∙ Fax 262 Parts Department