Stainless steel drainage pumps with jacket cooling and Vortex impelle
CHARACTERISTICS
Submersible pumps for clear and drainage water – CR 360 / CR 372
APPLICATION
Pump for pumping dirty water also containing coarse solids and fibre content up to 20 or 30 mm diameter. Compact, lightweight and robust stainless steel design, ideal for waste water disposal in the home or as a portable emergency pump for example in case of flooding.
SPECIFICATIONS
Spherical clearance | Max. flow |
20 / 30 mm | 11,5 – 25,0 m³/h |
Discharge size | Motor power P1 |
G 1¼ F / G 2 F | 0,63 – 2,2 kW |
Max. head | Motor power P2 |
7,3 – 12,0 m | 0,45 – 1,1 kW |
INSTALLATION
Permanent or transportable. Model with float switch control for automatic pump operation, depending on liquid level in the sump.
MATERIALS
Motor housing, rotor shaft, pump housing, screws, suction sieve, impeller (Stainless steel 1.4301) Mechanical seal (Carbongraphite/chromesteel) Seal kit (NBR)
PUMPED LIQUID
Clear water and drainage water containing soft solids up to 20 or 30 mm spherical clearance. Max. liquid temperature: 35°C, short term up to 60°C.
MOTOR
Fully submersible, pressure tight electric motor. Stainless steel motor- and pump housing. Insulation class F. Motor protection IP 68. Thermal sensors imbedded in the motor winding.
FEATURES
Sufficient motor cooling is ensured even at low water level through the cooling jacket with top-mounted pressure connection.
IMPELLER
Impeller of the CR 360 / CR 372 series.
For optimum adaptation to the pump medium and operating conditions.
