Table des Matières
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Product description
Dimensions and general specifications
Electric heating element rating
Cold water inlet (EK)
Hot water outlet (AW)
Supply to storage tank (solar thermal system)
Return from storage tank (solar thermal system)
Length of solar coil
Surface area of solar coil
Capacity of solar coil
Recirculation inlet
Temperature and pressure relief valve
Table 6 Dimensions and general specifications
1) Without storage tank feet.
2) Minimum height of the installation room required for replacement of the magnesium anode.
Permissible maximum values
Voltage
Heat transfer medium temperature
DHW temperature
1)
Hot water operating pressure
Hot water operating temperature
Heat transfer medium operating pressure
Water connection pressure
Mixing ratio: heat transfer medium/water
Table 7 Permissible maximum values
1) With factory-installed temperature and pressure relief valve
Requirements for potable water
Water hardness, min.
pH value, min.
pH value, max.
Conductivity, min.
Conductivity, max.
Table 8 Requirements for potable water
2.9
Pressure Drop Curve
4.0
4,0
3.5
3,5
3.0
3,0
2.5
2,5
2.0
2,0
1.5
1,5
1.0
1,0
0.5
0,5
0.0
0,0
0
2
4
[gal/min]
WST50 EL
Fig. 4 Pressure drop curve
8
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Unit
kW
Inches
Inches
Inches
Inches
in (m)
ft² (m²)
Gal (L)
Inches
Inches
Unit
V
°F (°C)
°F (°C)
PSI (bar)
PSI (bar)
PSI (bar)
PSI (bar)
–
Unit
ppm
grain/US gallon
°dH
–
–
S/cm
S/cm
6
8
10
WST80/119 EL
6 720 648 083-28.1ITL
WST50 EL
WST80 EL
4.5
4.5
NPT m 3/4"
NPT m 3/4"
NPT m 3/4"
NPT m 3/4"
NPT m 3/4"
NPT m 3/4"
NPT m 3/4"
NPT m 3/4"
338" (8.6)
485" (12.3)
9.8 (0.9)
14 (1.3)
1.6 (6)
2.2 (8.5)
NPT fm 3/4"
NPT fm 3/4"
NPT fm 3/4"
NPT fm 3/4"
WST50 EL, WST80 EL, WST119 EL
240
275 (135)
203 (95)
100 (6.89)
150 (10.34)
116 (8)
90 (6.2)
50/50
WST50 EL, WST80 EL, WST119 EL
36
2.1
2
6.5
9.5
130
1500
200
175
150
125
100
75
50
25
0
0
10
20
WST50 EL
Fig. 5 Pressure drop curve
WST50 EL / WST80 EL / WST119 EL – 6 720 648 081 (2012/09)
WST119 EL
4.5
NPT m 1"
NPT m 1"
NPT m 3/4"
NPT m 3/4"
485" (12.3)
14 (1.3)
2.2 (8.5)
NPT fm 3/4"
NPT fm 3/4"
30
40
50
[l/min]
WST80/119 EL
6 720 648 083-29.1ITL
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