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Idiomas disponibles
Idiomas disponibles
5 Product information
5.1
Type key
Example: Wilo-Star-RS 25/4
Star-RS
25
/4
5.2 Technical data
Connection voltage
Mains frequency
Protection class IP
Max. motor speed
Water temperatures at max. ambient
temperature of +40 °C
Max. ambient temperature
Max. operating pressure
Minimum inlet pressure
at +50 °C/+95 °C/+110 °C
Port-to-port length
Variable speed control
1)
The values apply up to 300 m above sea level; Addition for higher altitudes:
0.01 bar/100 m increase in height. To prevent cavitation noises, be sure to
maintain the minimum inlet pressure at the suction port of the pump.
2)
For Star-RSD double pumps, a switchgear is required in addition for time-dependent
main/standby or parallel/peak-load operation.
5.3
Scope of delivery
• Complete circulation pump
• 2 flat gaskets
• Installation and operating instructions
Installation and operating instructions Wilo-Star RS/RSD
RS = heating circulation pump, glandless pump
RSD = double heating circulation pump, glandless pump
Screwed connection 15, (Rp ½), 25 (Rp1), 30 (Rp1 ½)
4 = maximum delivery head in m at Q = 0 m³/h
1)
2)
1 ~ 230 V ± 10 %
50 Hz
See rating plate
See rating plate
-10 °C to +110 °C
+40 °C
10 bar (1000 kPa)
0.05 bar / 0.3 bar / 1.0 bar
(5 kPa / 30 kPa / 100 kPa)
130 mm / 180 mm
3 stages
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