Lowara e-HM Fixed Speed Multistage Pumps have been designed to cover a wide range of applications in the residential and small commercial building services from the water supply to pressure boosting as well as heating and cooling applications.
The pumps are non-self-priming, end-suction horizontal multistage, high pressure centrifugal pump, with axial threaded inlet and radial threaded outlet. The pumps are close-coupled design and are equipped with non-standard Lowara motors. The e-HM is equipped with mechanical seal.
Pump Specifications
- Flow rate: up to 29 m3/h.
- Head: up to 159 m.
- Ambient temperature: - for single-phase version: from -15°C to +45°C (from -15°C to +40°C for models 1HM06S/N, 3HM03S/N, 3HM02P, 5HM02S/N and for all models equipped with 0,95 kW motor). - for three-phase version: from -15°C to +50°C.
- Minimum temperature of the pumped liquid: from -10°C to -30°C according to gasket material.
- Maximum temperature of the pumped liquid: - for single-phase version: +60°C. - for three-phase version: up to +120°C depending on the model and the mechanical seal.
- Maximum operating pressure: - for pumps with Noryl impeller: 10 bar (PN 10). - for pumps with stainless steel impeller: up to 16 bar (PN 16) depending on the model and the mechanical seal.
- Connections: Rp threaded for both suction and discharge manifold.
- Hydraulic performances compliant with ISO 9906:2012 - Grade 3B (ex ISO 9906:1999 - Annex A)
Motor Specifications
- The e-HM are equipped with surface motors designed and manufactured in accordance with EN standards. The e-HM series can be equipped as well with variable speed drivers such as the e-SM drive and the Hydrovar.
- Electric short-circuit squirrel-cage motor (TEFC), enclosed construction, air-cooled.
- 2-pole.
- IP 55 protection grade as motor only (EN 60034-5).
- IP X5 as electric pump (EN 60335-1).
- Insulation class 155 (F).
- Performances according to EN 60034-1.
- Standard voltage:
- Single-phase: 220-240 V, 50 Hz.
- Three-phase: 220-240/380-415 V, 50 Hz for powers up to 3 kW. 380/415/660-690 V, 50 Hz for powers above 3 kW.
- Three-phase from 0,75 to 5,5 kW efficiency class IE3.
Please note all pumps are despatched at the earliest available for each manufacturer, this could be 9 -10 working days or more, for updated information please contact our sales office.
For next day delivery, please ensure your order is placed before 2pm Monday to Friday, orders received after 2pm Friday will be processed the next working day as we are closed at the weekend. For any orders after this time that still require next day delivery, please contact the office on 01977 602200.