390 and 500 l capacity
Ø 120
p
r
o
m
k
h
g
f
e
d
c
WW1
Z
HV
WW2
KW/E
ELH1
HR
ELH2/R
t
b
s
a
n
l
SPR1
SPR2
SPR1/
SPR2
E Drain outlet
ELH1 Connector for immersion heater
ELH2 Flanged aperture for immersion heater
HR Heating water return
HV Heating water flow
KW Cold water
R Inspection and cleaning aperture with flange cover
SPR1 Clamping device for securing immersion temperature sen-
sors to the cylinder jacket. Fixing point for 3 immersion tem-
perature sensors per clamping device
SPR2 Clamping device for securing immersion temperature sen-
sors to the cylinder jacket. Fixing point for 3 immersion tem-
perature sensors per clamping device
WW1 DHW
WW2 DHW from solar heat exchanger set
Z DHW circulation
Dimensions
Cylinder capacity l 390 500
Length (7)
a mm 859 859
Width b mm 923 923
Height c mm 1624 1948
d mm 1522 1844
e mm 1000 1307
f mm 403 442
g mm 1439 1765
h mm 1070 1370
k mm 950 1250
l mm 816 1116
m mm 572 572
n mm 366 396
o mm 330 330
p mm 88 88
r mm 455 455
s mm 650 650
t mm 881 881
Performance factor N
L
To DIN 4708
Cylinder storage temperature T
cyl
= cold water inlet temperature +
50 K
+5 K/–0 K
Cylinder capacity l 300 390 500
Performance factor N
L
at heating water flow temperature
90 °C 9.5 12.6 16.5
80 °C 8.5 11.3 14.9
70 °C 7.5 10.0 13.3
Installation accessories
(cont.)
72
VIESMANN
VITOCAL
6
5831388