Lochinvar STU150 User Manual
Strato-Therm+
SENSOR/THERMOMETER
CONNECTIONS
SOLAR
CONNECTIONS
TM
STRATIFIED SOLAR TANK
Submittal Sheet
STU-Sub-01
Strato-Therm+TM STRATIFIED SOLAR TANK
JOB NAME ______________________________________________________________________
LOCATION ______________________________________________________________________
ARCH./ENGR.____________________________________________________________________
WHOLESALER __________________________________________________________________
MECH. CONTRACTOR ___________________________________________________________
MODEL NO. _____________________________________________________________________
GALLON CAPACITY _____________________________________________________________
NOTES
Standard Features
• Solar Thermal Storage Tank
• Indirect Water Heater
• Hydronic Buffer Tank
• 9 Models - 125 to 900 Gallon Capacities
• ASME Sec. VIII U Stamped Storage Vessel
Chart Key
A= Overall Height
B= Tank Diameter
C= Overall Width
D= Low Temperature Return
E= High Temperature Return
Model Tank Solar Shipping
Number Volume A B C D E F G H I J Conn. Weight
STU150 125 75-3/4” 28” 44-1/4” 23” 30-1/2” 35” 52-3/4” 57” 14” 4-3/4” 3/4” 800
STU200 175 79-3/4” 32” 48-1/4” 24-3/4” 35” 40-1/2” 58-1/4” 62-3/4” 15” 5-1/2” 3/4” 950
STU257 225 91-3/4” 34” 50-1/4” 36-1/2” 45-1/2” 51” 65-1/2” 69-3/4” 19” 9-3/4” 3/4” 1450
STU350 325 91-1/4” 40” 56” 38-3/4” 48-1/2” 54-3/4” 63-3/4” 68-1/4” 20-1/2” 11” 3/4” 1750
STU423 400 104” 40” 56” 42-1/4” 54” 60-1/4” 78-1/2” 82-3/4” 20-1/2” 11” 1” 1850
STU504 475 91-3/4” 46” 62” 35-3/4” 44-1/2” 51-1/4” 62-3/4” 67” 22-1/4” 12-3/4” 1” 2125
STU650 625 93-1/4” 52” 71-1/4” 39” 46-3/4” 53-1/4” 63-1/2” 68” 24-1/4” 14-1/2” 1-1/4” 2300
STU752 725 105” 52” 71-1/4” 40-1/2” 52-1/4” 59-3/4” 73” 77-1/4” 24-1/4” 14-1/2” 1-1/4” 2725
STU940 900 129-1/4” 52” 71-1/4” 51-1/4” 65-1/4” 72-3/4” 91-1/4” 95-3/4” 24-1/4” 14-1/2” 1-1/4” 3400
NOTES: All dimensions in inches, Domestic water connections are 1-1/2” NPT, Space heating connections are 2” NPT
Lochinvar, LLC • 300 Maddox Simpson Pkwy • Lebanon, TN 37090 • 615-889-8900 / Fax: 615-547-1000
F= Heat Source Out
G= Space Heat Supply
H= Heat Source In (Hot)
I= Cold Water Inlet
J= Solar Heat Exchanger Supply and Return
www.Lochinvar.com
10/11—Printed in U.S.A.
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