Grundfos Alldos DDI 209-222 Data Booklet - WES Dosing Products
Grundfos Alldos DDI 209-222 Data Booklet - WES Dosing Products
Grundfos Alldos DDI 209-222 Data Booklet - WES Dosing Products
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Technical data<br />
<strong>DDI</strong><br />
Suction lift<br />
<strong>DDI</strong> <strong>209</strong><br />
Pump<br />
1) <strong>Dosing</strong> head and valves moistened.<br />
2) Deaeration valve open.<br />
* Flooded suction.<br />
** Pumps incorporating the Plus 3 system include a special start-up device.<br />
<strong>DDI</strong> <strong>222</strong><br />
Model<br />
Normal operation<br />
1) <strong>Dosing</strong> head and valves moistened.<br />
2) Deaeration valve open.<br />
Max. suction lift<br />
during operation 1)<br />
Liquids with a viscosity similar to water<br />
[m]<br />
Slow mode<br />
operation<br />
Normal operation<br />
with Plus 3<br />
system<br />
Slow mode<br />
operation<br />
With Plus 3<br />
system<br />
Max. suction lift<br />
Start-up 2)<br />
Non-degassing liquids with a viscosity<br />
similar to water<br />
[m]<br />
Standard<br />
With Plus 3 system<br />
<strong>DDI</strong> 0.4-10 <strong>209</strong> * * 1.5 1.5 * **<br />
<strong>DDI</strong> 2.2-16 <strong>209</strong> 4.0 6.0 1.5 1.5 1.5 **<br />
<strong>DDI</strong> 2.5-10 <strong>209</strong> 4.0 6.0 1.5 1.5 1.5 **<br />
<strong>DDI</strong> 5.5-10 <strong>209</strong> 4.0 6.0 1.5 1.5 2.0 **<br />
<strong>DDI</strong> 13.8-4 <strong>209</strong> 3.0 3.0 - - 2.8 -<br />
<strong>DDI</strong> 20-3 <strong>209</strong> 3.0 3.0 - - 2.8 -<br />
Pump<br />
Model<br />
Max. suction lift<br />
during operation 1)<br />
Liquids with a viscosity similar to water<br />
[m]<br />
Max. suction lift<br />
Start-up 2)<br />
Non-degassing liquids with a viscosity<br />
similar to water<br />
[m]<br />
Normal operation<br />
Standard<br />
<strong>DDI</strong> 60-10 <strong>222</strong> 3.0 1.0<br />
<strong>DDI</strong> 150-4 <strong>222</strong> 2.0 1.0<br />
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