A.O. Smith ST 3000 - Manual (Page 3)

1. GENERAL
1.1 Description of the heater
Construction of the heater is in accordance with the European standard for water heaters
or sanitary use. The heaters are suitable for use with a working pressure of up to 7 bar.
The cylindrical tank is made from sheet steel. For protection against corrosion, the inside
of the tank is glass-lined. The tank is also fitted with magnesium anodes for extra
protection against corrosion. A thick, replaceable insulation jacket minimizes heat loss.
1.2 Controls.
ST models are supplied without controls.
1.3 Dimensions
ST 1500/2000 ST 2500/3000
Connection sizes
1 Inlet 2" 2"
2 Outlet 2" 2"
3
4
5 Anode 3/4 3/4
6
Recirculation
connection
1¼" 1¼"
7
8 T&P connection 3/4 3/4
A Tank diameter 1100 1400
B Overall diameter 1200 1500
C Height 1930/2118 1990/2118
D Height alt inlet 400 480
E
Distance
between 2 “
connections
550/644 500/565
F
Height
circulation conn.
710 690
G
height clean out
opening
450 530
H Height inlet 135 183
F
Clean out
diameter
110 110
Clean out flange
1 Cold water inlet/drain 2”
6 Recirculation 1¼”
5
8
2 Hot water outlet 2”
3