CAUTION! Possible damage of the pump!
Unacceptable fluids may destroy the pump.
Observe the specifications of the manufacturer regarding the mixing ratios.
Add additives to the fluid on the pressure side of the pump.
The high-efficiency pumps of the Wilo-Stratos-Z series are also suitable for use
in
• Domestic hot and cold potable water applications
5 Product details
5.1 Type key
Example: Stratos-D 2x3-40
Stratos
D
2
3-40
5.2
Technical Data
Power supply
Frequency
Degree of protection
Insulation class
Motor protection
Maximum sound pressure level
Liquid temperature
Max. ambient temperature
Max. rel. humidity
Max. working pressure at the pump 145 psi
Residual current
Installation and operating instructions Wilo-Stratos/-D/-Z
High-efficiency pump
Wet-rotor circulating pump
= single-head pump (no letter)
-D = twin-head pump
-Z = single-head pump for secondary hot water circulation systems
Pipe connection [inch]
Infinitely variable nominal pump head 3 to 40 [ft]
H
: 3.3 ft, H
: 39.4 ft
min
max
1~230 V ± 10%
60 Hz
Enclosure 2
H
Standard built-in full motor protection
54 dB(A)
Heating, ventilation, air-conditioning applications:
14°F (-10°C) to 230°F (+110°C)
Secondary hot water circulation applications:
up to 3.57 mmol/l: 32°F(0°C) to 176°F(+80°C )
104°F (40°C)
≤ 95%
∆I ≤ 3.5 mA (see also Chap. 7.2)
English
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