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Installation and operating instructions Wilo-Stratos ECO 7
5 Product data
5.2 Suitable fluids:
• Heating water acc. to VDI 2035,
• water and water/glycol mixtures up to a 1:1 ratio. Use of gly-
col mixtures require a reassessment of the pump hydraulic
data in line with the increased viscosity at the various mixing
ratios. Only approved makes of additives with corrosion
inhibitors must be used in strict compliance with manufac-
turers’ instructions.
• For the use of other fluids contact Wilo first.
5.1 Technical Data
Stratos ECO
25(30)/1-3
Stratos ECO
25(30)/1-5
Stratos ECO-Z
25/1-5
Mains power 1
~
230 V ± 10%, 50 Hz
Max. power input P
1
max refer to name plate data
Max. Speed
refer to name plate data
Degree of protection IP
44
Water temperature range*
from +15°C to +110°C
Service water temperature for
Stratos ECO-Z 25/1-5
from +15°C
to +110°C
Max. working pressure
10 bar
Max. ambient temperature*
+40°C
Inf. variable head control
1-3m 1-5m 1-5m
Minimum static inlet pressure
0,3 bar / 1,0 bar
for T
max
+95°C / +110°C
Pipe connection size
Rp 1 (1¼)
Port-to-port dimension
180 mm, 130 mm
* Water temperature rangemax. 110 °C at ambient temperature max. 25 °C
max. 95 °C at ambient temperature max. 40 °C
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