Submersible Grundfos Drainage Pumps (DP) cover a motor range of 0.9-2.6 kW. The pumps are fitted with a semi-open multi-vane impeller capable of handling solids up to 10 mm in size.
Controls:
Moisture sensor: N
Water-in-oil sensor: N
AUTOADAPT: No
Liquid:
Liquid temperature range: 0 .. 40 °C
Selected liquid temperature: 20 °C
Density: 998.2 kg/m³
Technical:
Rated flow: 8.09 l/s
Maximum flow: 12.8 l/s
Rated head: 17.96 m
Type of impeller: SEMI OPEN
Max. Particle: 10 mm
Primary shaft seal: SIC/SIC
Max. hydraulic efficiency: 63 %
Approvals: LGA
Curve tolerance: ISO9906:2012 3B2
Materials:
Pump housing: Cast iron
EN-GJL-250
Impeller: Cast iron
EN-GJS-500-7
Installation:
Range of ambient temperature: 0 .. 40 °C
Maximum operating pressure: 6 bar
Type of connection: DIN
Pump outlet: DN 65
Pressure rating for connection: PN 10
Maximum installation depth: 7 m
Electrical data:
Power input P1: 3.5 kW
Rated power – P2: 2.6 kW
Mains frequency: 50 Hz
Rated voltage: 3 x 400-415 V
Voltage tolerance: +6/-10 %
Max starts per hour: 30
Rated current: 5.8 A
Rated current at 3/4 load: 4.5 A
Rated current at 1/2 load: 3.5 A
Starting current: 33 A
Rated current at no load: 2.8 A
Cos phi – power factor: 0.87
Cos phi – p.f. at 3/4 load: 0.81
Cos phi – p.f. at 1/2 load: 0.68
Rated speed: 2870 rpm
Locked-rotor torque: 19 Nm
Breakdown torque: 24 Nm
Moment of inertia: 0.007 kg m²
Motor efficiency at full load: 74 %
Motor efficiency at 3/4 load: 75 %
Motor efficiency at 1/2 load: 74 %
Number of poles: 2
Start. method: DOL
Enclosure class (IEC 34-5): IP68
Insulation class (IEC 85): F
Explosion proof: no
Built-in motor protection: THERMAL SWITCH
Power cable type: H07RN-F
Length of power cable: 10 m
Power plug: No plug
Others:
Net weight: 70.4 kg
Gross weight: 77.9 kg
Danish VVS No.: 391291153
Swedish RSK No.: 5885872
Finnish LVI No.: 4822613
Country of origin: HU
Custom tariff no.: 84137021
















