Description Of The Pump; Type Key; Technical Data; Min. Inlet Pressure - Wilo Yonos MAXO Einbau- Und Betriebsanleitung

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Definition of "qualified electrician"
A qualified electrician is a person with appropriate technical educa-
tion, knowledge and experience who can identify and prevent elec-
trical hazards.
2

Description of the pump

The high-efficiency pump in the single or twin-head pump version
with flange or threaded pipe union is a glandless pump with per-
manent magnet rotor and integrated differential pressure control.
Power limit
The pump is fitted with a power-limiting function which prevents
overload. This may have an operational influence on the delivery
rate.
2.1

Type key

Example: Yonos MAXO-D 32/0.5-11
Pump designation
Yonos MAXO
Single pump (without code letter)
Twin-head pump
-D
Single pump for domestic hot water circula-
-Z
tion systems
Flange connection DN 32
32
0.5: Minimum delivery head in m
0.5-11 11: Maximum delivery head in m
at Q = 0 m³/h
18
All manuals and user guides at all-guides.com
2.2
➜ Fig. 3a and 3b
For further instructions see rating plate and catalogue.
2.3
Nominal dia-
meter
RP 1
RP 1¼
DN 32
DN 40
DN 50
DN 65
DN 80
DN 100
Table 1: Min. inlet pressure
1)
Yonos MAXO-Z

Technical data

Min. inlet pressure

Fluid temperature
-20 °C to +50 °C up to +95 °C
1)
0 °C to +50 °C
0.3 bar 1.0 bar
0.3 bar 1.0 bar
0.3 bar 1.0 bar
0.5 bar 1.2 bar
0.5 bar 1.2 bar
0.7 bar 1.5 bar
0.7 bar 1.5 bar
0.7 bar 1.5 bar
up to +110 °C
1.6 bar
1.6 bar
1.6 bar
1.8 bar
1.8 bar
2.3 bar
2.3 bar
2.3 bar
WILO SE 2020-12