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WASTEWATER PUMP GRUNDFOS EF30.50.09.E.2.50B
GRUNDFOS EF AUTOADAPT pump is a portable pump for domestic and industrial use.
The pump has a single-stage semi-open impeller with a 30 mm free passage. It is suitable for:
- drainage ditches and surface water with small impurities
- fibre-containing wastewater, e.g. from laundry rooms
- wastewater not containing toilet waste
- wastewater from commercial buildings not containing toilet waste.
The mounting bracket between the pump casing and motor enables easy and safe disassembly and assembly. Inspection is possible on-site without special tools.
The pump has an internal controller, sensors, and motor protection. They only need to be connected to the mains voltage.
Controllers:
AUTOADAPT: YES
Fluid:
Fluid temperature range: 0 .. 40 °C
Technical:
Impeller type: Semi-open
Maximum particle size: 30 mm
Primary shaft seal: SIC/SIC
Secondary shaft seal: LIPSEAL
Materials:
Pump casing: Cast iron
Pump casing: EN-GJL-200
Impeller: Cast iron
Impeller: EN-GJS-500-7
Installation:
Maximum ambient temperature: 40 °C
Maximum allowable operating pressure: 6 bar
Pump outlet: R 2
Maximum installation depth: 10 m
Electrical data:
Input power - P1: 1.4 kW
Rated power - P2: 0.9 kW
Supply frequency: 50 Hz
Rated voltage: 3 x 400-415 V
Voltage tolerance: +6/-10 %
Maximum starts per hour: 30
Rated current: 2.8/2.8 A
Rated current at 3/4 load: 2.5 A
Rated current at 1/2 load: 2.1 A
Starting current: 21 A
Rated current at no load: 1.9 A
Cos phi - power factor: 0.76
Rated speed: 2870 rpm
Locked rotor torque: 11 Nm
Breakdown torque: 12 Nm
Inertia moment: 0.0037 kg m²
Motor efficiency at full load: 65 %
Pole number: 2
Starting method: Direct start
Protection class (IEC 34-5): IP68
Insulation class (IEC 85): F
Explosion protection: N
Cable length: 10 m
Cable type: LYNIFLEX
Other:
Net weight: 38 kg