Vaillant miniVED VED H 3/3, Operating Instructions Manual

Page: 27 / 168

0020323584_00 Installation and maintenance instructions
27
D Increasing the water temperature
1 2 3
A
B
1,4 1,8 2,2 2,6 3,0 3,4
20,0
22,5
25,0
27,5
30,0
32,5
35,0
37,5
40,0
42,5
45,0
A Flow rate [l/min]
B Increasing the temperature [K]
1 3.53 kW
–
230 V
2 4.4 kW
–
230 V
3 5.7 kW
–
230 V
Example of temperature boost at 3.5 kW:
Flow rate quantity l/min 2.0
Increasing the temperature K 25
Water temperature at the product's cold water connection °C 12
Maximum water temperature at the product's domestic hot water
connection °C 37
A temperature of 50 °C can be achieved with the lowest possible flow rate quantity and
the following inlet temperatures:
–
VED H3/3 > 18 °C
–
VED H4/3 > 21 °C
–
VED H6/3 > 22 °C
E Heating coil and specific conductivity
Standard specification at
15 °C Standard specification at
20 °C Standard specification at
25 °C
Specific
resist-
ance
ρ
≥
Specific conduct-
ivity
σ ≤
Specific
resist-
ance
ρ
≥
Specific conduct-
ivity
σ ≤
Specific
resist-
ance
ρ
≥
Specific conduct-
ivity
σ ≤
Ω
cm mS/m
μ
S/cm
Ω
cm mS/m
μ
S/cm
Ω
cm mS/m
μ
S/cm
900 111 1111 800 125 1250 735 136 1361
1000 100 1000 890 112 1124 815 123 1227
1100 91 909 970 103 1031 895 112 1117
1200 83 833 1070 93 935 985 102 1015
1300 77 769 1175 85 851 1072 93 933