Manuals / Lochinvar / Household Appliance / Water Heater

Lochinvar SDT/SET065 - 119 5Wiring continued, Model, Volts / Phase, Watts / AMPS, Breaker Type

Models: SDT/SET065 - 119

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Installation & Operation Manual

5Wiring (continued)

Table 5A Wiring SET065-SET119

SET Wiring (Single Element)

Model	Volts / Phase	Watts / AMPS	Breaker Type	*Wire Gage

SET065	240 VAC / 1 Ph	4500 / 18.3	25 AMP / DPDT	12 ga. THHW

SET080	240 VAC / 1 Ph	4500 / 18.3	25 AMP / DPDT	12 ga. THHW

SET119	240 VAC / 1 Ph	4500 / 18.3	25 AMP / DPDT	12 ga. THHW

*Rated for 90°C

Figure 5-2Combination Thermostat and High Limit Control, SET 065-SET119

SERVICE

GROUND SCREW FIELD

SUPPLIED

LINE

VOLTAGE BK

FACTORY

INSTALLED

GROUND

SCREW

HIGH LIMIT

THERMOSTAT

ELEMENT

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Lochinvar SDT/SET065 - 119 5Wiring continued, Model, Volts / Phase, Watts / AMPS, Breaker Type, Wire Gage, Rated for 90C

Contents

Solar Electric Tank Solar Dual Coil TankModels SDT/SET065 DANGER Hazard definitionsContents APPROXIMATE TIME / TEMPERATURE When servicing the indirect water heaterPlease read before proceeding Indirect water heater operationOperating Restrictions 1General InformationSingle-WallHeat Exchanger Table 1A Component MaterialsLocating the Tank 2Pre-installationRecommended Clearances Table 2A Water Chemistry RequirementsZone with Circulator to Aquastat 3Boiler Side Piping SDT modelsMultiple Tank Connections Boiler Side Zone with Valve to AquastatTable 3C 3Boiler Side Piping SDT models continuedTable 3A Pressure Drop Chart SDT/SET065-080 Table 3B Pressure Drop Chart SDT/SET119ZONE #1 SOLUTIONZONE ZONE ZONE #2 #3 #4 NOTICE NOTICE#2 #3 #4 ZONE ZONE ZONESQUIRE BOILERKNIGHT BOILER 3Boiler Side Piping SDT modelsSQUIRE MAKE UP WATER3Boiler Side Piping SDT models continued TEMPERATUREMAKE UP WATERBasic Domestic Piping 4Domestic Side Tank PipingDomestic Water Piping for Distant Fixtures Multiple Tank Domestic Water PipingInstall Drain Valve Temperature & Pressure T&P Relief ValveStandard Installation 4Domestic Side Tank Piping continuedBTU/hr Table 4A Minimum Relief Valve CSA Rating200,000 Standard InstallationANTI-SCALD 4Domestic Side Tank Piping continuedSQUIRE Thermostat Adjustment 5WiringElectrical Connection Figure 5-1 ThermostatVolts / Phase 5Wiring continuedWire Gage ModelInstall tank sensor Indirect Water Heater Sensor Setup Knight BoilerConnect tank sensor 5WiringFigure 5-4 Wiring for Zone Control 6Start-upand Check-out Maintenance Schedule 7MaintenanceHomeowner monthly maintenance to include To Fill the Water HeaterTable 8B How to Properly Size Your Indirect Water Heater8Performance Data First Hour Rating - 180F Boiler Loop Water 8Performance Data continuedKnight Boiler - SDT065 - SDT119 First Hour Rating - 180F Boiler Loop WaterNote Testing conducted with 50F inlet cold water First Hour Rating - 200F Boiler Loop Water8Performance Data ModelHigh Domestic Hot Water Usage 9High Output PipingSeries Piping Parallel PipingTank temperature was 140 F Parallel ConfigurationTable 9A TemperatureTank temperature was 140F Series Configuration9High Output Piping continued Table 9C

5Wiring (continued)

Model

Volts / Phase

Watts / AMPS

Breaker Type

*Wire Gage

25 AMP / DPDT

12 ga. THHW

*Rated for 90°C