Viessmann PYROMAT ECO - Page 41

750 and 1000 litre capacity
HR
a
b
n
o
c
d
e
f
g
h
k
l
m
BÖ
WW
Z
SPR
KW/E
VA
HV/SPR
b
BÖ Inspection and cleaning aperture
E Drain
HR Heating water return
HV Heating water flow
KW Cold water
SPR Cylinder temperature sensor of the cylinder temperature con-
troller or thermostat
VA Protective magnesium anode
WW DHW
Z DHW circulation
Cylinder capacity l 750 1000
Length (7) a mm 960 1060
Width b mm 1045 1145
Height c mm 2106 2166
d mm 1923 2025
e mm 1327 1373
f mm 901 952
g mm 321 332
h mm 104 104
k mm 505 555
l mm 7 180 7 180
m mm 457 468
n mm 947 1047
Excl. thermal insulation o mm 7 750 7 850
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 160 200 300 500 750 1000
Performance factor N
L
at heating water flow temper-
ature
90 °C 2.5 4.0 9.7 21.0 40.0 45.0
80 °C 2.4 3.7 9.3 19.0 34.0 43.0
70 °C 2.2 3.5 8.7 16.5 26.5 40.0
Information regarding performance factor N
L
The performance factor N
L
depends on the cylinder storage tempera-
ture T
cyl
.
Standard values
■ T
cyl
= 60 °C → 1.0 × N
L
■ T
cyl
= 55 °C → 0.75 × N
L
■ T
cyl
= 50 °C → 0.55 × N
L
■ T
cyl
= 45 °C → 0.3 × N
L
DHW cylinder
(cont.)
PYROMAT ECO
41
5822 546 GB
6