English (GB)
3
3. Operating conditions
The DPK pump range is suitable for two operating
modes:
•
continuous, submerged operation, S1, with
min. liquid level above the pump
•
intermittent operation, S3, with the pump partly
submerged. See fig. 1.
Fig. 1
Liquid level
pH value
DPK pumps in permanent installations can cope with
pH values ranging from 4 to 10.
Liquid temperature
0 °C to +40 °C.
Density of pumped liquid
Maximum 1,000 kg/m
3
.
In the case of higher densities, contact Grundfos.
Installation depth
Maximum 25 metres below liquid level.
Operating pattern
Maximum 30 starts per hour.
Fig. 2
DPK pump
TM
04
41
24
08
09
S1
S3
TM
0
4
4
092
0
709
Pos. Description
1
Lifting bracket
2
Nameplate
3
Motor
4
Flush valve connection
5
Discharge flange
6
Cable entry
7
Top cover
8
Ring stand
9
Pump housing
1
6
7
9
8
2
3
5
4
