Submersible Pump GRUNDFOS DPK drainage pumps are designed with an enclosed, semi-open or Super Vortex, free-flow impeller for use in many building and industrial applications. Range is 0.75-22 kW.
PRODUCT DSCRIPTION :
- Suitable for pumping effluent, screened wastewater, industrial process water with smaller solids and fibers
- Compact design makes the pump suitable for both temporary and permanent installation.
- The pump is cast iron, with side discharge port and integrated submersible 3-phase totally enclosed motor in insulation class F (155°C).
- Submersible Pump GRUNDFOS DPK Has a side discharge and a double mechanical seal.
- Ready for installation either free-standing or on an auto-coupling system.
- Equipped with temperature bi-metal sensor for motor protection in case of overheating and an electrode seal sensor to detect water penetration in to the motor housing.
TECHNICAL DATA
- Liquid:
Liquid temperature range: 0 .. 40 °C
Selected liquid temperature: 20 °C
Density: 998.2 kg/m³ - Technical:
Rated flow: 18.1 l/s
Maximum flow: 23.3 l/s
Rated head: 16.4 m
Actual impeller diameter: 264 mm
Code for impeller design: V
Type of impeller: SUPER VORTEX
Max. Particle: 80 mm
Max. hydraulic efficiency: 42 %
Pump housing: Cast iron
Impeller: Ductile cast iron
Motor house: Cast iron
Shaft seal: SIC
Secondary shaft seal: CERAMIC-CARBON - Installation:
Range of ambient temperature: 0 .. 40 °C
Maximum operating pressure: 5.7 bar
Type of outlet connection: Square
Size of outlet connection: DN 80
Pressure rating for outlet connection: PN 10
Maximum installation depth: 20 m - Electrical data:
Power input P1: 8.741 kW
Rated power – P2: 7.5 kW
Mains frequency: 50 Hz
Rated voltage: 3 x 380-415 V
Voltage tolerance: +5/-5 %
Max starts per hour: 30
Rated current: 14.9 A
Maximum current consumption: 14.9 A
Cos phi – power factor: 0.87
Rated speed: 1440 rpm
Efficiency at full load: 85.8 %
Number of poles: 4
Method of start: Y/D
Enclosure class (IEC 34-5): IP68
Insulation class (IEC 85): F
Explosion proof: no
Built-in motor protection: PTO
Power cable type: PNCT
Length of power cable: 10 m
