Product Information; Technical Data - Wilo Stratos PARA/-Z Serie Notice De Montage Et De Mise En Service

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5 Product information

5.1 Type key
Example: Stratos PARA (-Z )25/1-11 T1 3H
Stratos PARA
(-Z)
25
1-11
T1
3H
5.2

Technical data

Max. volume flow
Max. delivery head
Speed
Mains voltage
Frequency
Rated current
Energy Efficiency Index (EEI)
Insulation class
Protection class
Power consumption P
Nominal diameters
Pump weight
Permitted ambient temperature
Permissible fluid temperature
Temperature class
Max. rel. humidity
Maximum permissible operating
pressure
Emission sound-pressure level
EMC (electromagnetic
compatibility)
Emission of interference
Resistance to interference
Residual current I
Reference value for the most efficient circulation pumps: EEI  0.20
1)
28
= high-efficiency pump OEM
= single pump
-Z = single pump for potable water circulation systems
25 = nominal diameter 25
Screwed connection:
1 = lowest selectable delivery head in [m]
11 = maximum delivery head in [m] at Q = 0 m
For type keys of possible pump combinations with regard to their scope
of functions and equipment, please refer to chapter 6.1
= position of the control module at 6 o'clock (standard version)
3H = position of the control module at 3 o'clock
depends on the pump type, see catalogue
depends on the pump type, see catalogue
depends on the pump type, see catalogue
1~230 V +10%/-15%
50/60 Hz
See rating plate
1)
See rating plate
See rating plate
See rating plate
See rating plate
1
see type key
depends on the pump type, see catalogue
-20°C to +65°C
below the freezing point of the fluid)
For heating, air-conditioning, cooling, solar and geothermal
energy applications:
depends on the pump type, see chapter 5.2.1
For potable water circulation applications:
up to 3.57 mmol/l (20°d): 0°C to +80°C
See rating plate
 95%
See rating plate
< 38 dB(A) (depending on the pump type)
General EMC: EN 61800-3
EN 61000-6-3
EN 61000-6-2
 3.5 mA (also see chapter 7.2)
15 (Rp ½), 20 (Rp ¾),
25 (Rp 1), 30 (Rp 1¼)
(the minimum ambient temperature must not fall
3
/h
WILO SE 02/2015