4 Description of the Pump (Set)
20 of 98
UPA / UPA S
3400.86/17-EN
4.3.1 Designation used for pump sets with VdS certification
Submersible borehole pump
Example: UPA 250C - 150 / 1a
Table 8:
Designation key
Code
Description
UPA
Type series
250
Minimum well diameter [mm]
C
Design status
150
Flow rate at best efficiency point [m
3
/h]
1
Number of stages
a
Trimmed impellers
Submersible motor
Example: UMA 150E - 26 / 21
Table 9:
Designation key
Code
Description
UMA
Motor type series
150
Nominal size [mm]
E
Product generation
26
Maximum rated power [kW]
2
Number of poles
1
Winding insulation
4.4 VdS approval numbers
The following pump sets have been approved by the VdS
5)
:
Table 10:
Selection table
Pump designation
VdS approval number
UPA 250C - 150
P 4020008
UPA 300 - 65
P 4850440
UPA 300 - 94
P 4020009
UPA 350 - 128
P 4910453
Lift check valve PN 25 without VdS approval
5
VdS Schadenverhütung GmbH [German association of property insurance companies]