Viessmann PYROMAT ECO Technical Manual page 41

DHW cylinder
(cont.)
750 and 1000 litre capacity
VA
BÖ
k
b
BÖ Inspection and cleaning aperture
E Drain
HR Heating water return
HV Heating water flow
KW Cold water
Cylinder capacity
Length (7) a
Width b
Height c
d
e
f
g
h
k
l
m
n
Excl. thermal insulation o
Performance factor N
L
To DIN 4708.
Cylinder storage temperature T
cyl
Cylinder capacity
Performance factor N at heating water flow temper-
L
ature
90 °C
80 °C
70 °C
Information regarding performance factor N
The performance factor N depends on the cylinder storage tempera-
L
ture T .
cyl
Standard values
■ T = 60 °C → 1.0 × N
cyl L
■ T = 55 °C → 0.75 × N
cyl L
■ T = 50 °C → 0.55 × N
cyl L
■ T = 45 °C → 0.3 × N
cyl L
PYROMAT ECO
WW
Z
HV/SPR
HR
KW/E
l 750 1000
mm 960 1060
mm 1045 1145
mm 2106 2166
mm 1923 2025
mm 1327 1373
mm 901 952
mm 321 332
mm 104 104
mm 505 555
mm 7 180 7 180
mm 457 468
mm 947 1047
mm 7 750 7 850
= cold water inlet temperature + 50 K
l
L
o
SPR
n
b
SPR Cylinder temperature sensor of the cylinder temperature con-
troller or thermostat
VA Protective magnesium anode
WW DHW
Z DHW circulation
+5 K/-0 K
160 200 300
2.5 4.0 9.7
2.4 3.7 9.3
2.2 3.5 8.7
500 750 1000
21.0 40.0 45.0
19.0 34.0 43.0
16.5 26.5 40.0
41
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