Wilo Stratos PICO-Z, Installation And Operating Manual, Page: 24 / 201

24 WILO SE 04/2017
Engl
is
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Function High-efficiency circulation pump for drinking water
systems with integrated differential pressure control.
Control mode and differential pressure (delivery head)
are adjustable. The differential pressure is controlled via
the pump speed.
Type key
Technical data
Display
The display is divided into two lines.
• Upper line:
- “Operating mode” menu (10) and assigned menu
items (11)
- “Thermal disinfection” menu (12)
• Lower line:
- Display of effective flow and temperature or
- Display of current power consumption in W and
accumulated power consumption since commis-
sioning
Example: Wilo-Stratos PICO-Z 25/1-6
Stratos PICO-Z High-efficiency domestic hot water circulation pump
25 Screwed connection DN 25 (Rp 1)
1-6 1 = Minimum delivery head in m
(adjustable down to 0.5 m)
6 = Maximum delivery head in m at Q = 0 m³/h
Connection voltage 1 ~ 230 V ± 10%, 50/60 Hz
Protection class IP See rating plate (4)
Water temperatures at max. ambient
temperature of +40°C
+2 °C to +70 °C (up to +75 °C in
short-term operation up to 4 h)
Max. operating pressure 10 bar (1000 kPa)
Minimum inlet pressure at +70 °C/+110 °C 0.3 bar/1.0 bar (30 kPa/100 kPa)
Max. permitted total hardness of the water 3.57 mol/l (20°dH)
disinfect
m³/h °C
Note: For duty points for which the flow cannot
be measured accurately, the display shows “<” or
“>” in front of the respective value.