Centrifugal pumpsn≈1450 1/min
Close-coupled centrifugal pumps; electric motor with extended shaft directly connected to the pump up to 15 kW, new bracket construction for standard motors (Stub-shaft construction) from 18,5 to 75 kW with integrated thrust bearing.
Pump casing with axial suction and radial delivery on top, main dimensions and performance according to EN 733 with additional sizes for completion.
NM(S)4: version with pump casing and lantern bracket in cast iron.
BNM(S)4: version with pump casing and lantern bracket/casing cover in bronze.
The pumps are supplied fully painted.
Version with frequency converter (on request)
Technical Specifications
Flow
1 / 480
mc / h
Head
3 / 95
m
Power
0.25 / 75
kW
Applications
- For clean liquids without abrasives, which are non-aggressive for the pump materials (solids content up to 0.2%).
- For water supply.
- For irrigation.
- For heating, air-conditioning, cooling and circulation plants.
- For civil and industrial applications.
- When low noise operating is required.
Operating conditions
- Liquid temperature from -10 °C to +90 °C.
- Ambient temperature up to 40° C.
- Total suction lift up to 7 m.
- Maximum permissible working pressure up to 16 bar (10 bar per NM4 25/12,160,200, NM4 32/16,20; NM4 40/25; NM4 50/20,25, NM4 65/31, NM(S)4 100/250,315,400, NM(S)4 125/250,400, NMS4 150/400 and bronze version).
- Continuous duty.
| Brands | Calpeda |
|---|---|
| Category Top Level | Building Services |
Related products
GEOTRIT-GEOCLEAN-GEOCOMP
Macerating pumping system.
GEOCLEAN
- GEOCLEAN makes the addition of a domestic kitchen or utility room easy even when below or distant from a drain.
- The system has a clapet valve and it cannot be used with waste waters.
- GEOCLEAN is provided with flexible sleeves, elbow, metal hose clips, plugs.
GEOCOMP
- Macerating pumping system. It is possible to install a complete bathroom in a basement conversion or loft extension.
- The GEOCOMP macerating system is installed in a case specifically designed for horizontal outlet spigots.
- Installed and used correctly, this unit will give consistent and reliable service.
The system has a grinder pump, clapet valve and carbon filter. - GEOCOMP is provided with flexible sleeves, elbow, metal hose clips.
GEOCLEAN
-
- Lifting station for clean water.
- GEOCLEAN makes the addition of a domestic kitchen or utility room easy even when below or distant from a drain.
- The system has a clapet valve and it cannot be used with waste waters.
- GEOCLEAN is provided with flexible sleeves, elbow, metal hose clips, plugs.
NM, NMD
Close-coupled, centrifugal pumps with screwed connections; electric motor with extended shaft directly connected to the pump.
NM: single-impeller
NMD: with two back-to-back impellers (with axial thrust balancing).
Connections: threaded ports ISO 228/1 (BS 2779).
NM, NMD: version with pump casing and lantern bracket in cast iron.
BNM, BNMD: version with pump casing and lantern bracket in bronze.
The pumps are supplied fully painted.
End-suction centrifugal pumps EN 733 2- and 4- pole Product Description
Single-stage end-suction centrifugal pumps, with bearing bracket.
- The electropumps N, B-N, N4, B-N4 series comply with the European Regulation no. 547/2012 in force starting from 01.01.2013.
- Nominal duty points and main dimensions in accordance with EN 733.
- Back Pull-Out construction, for simple and quick dismantling and reassembly.
- N, N4: version with pump casing and lanter bracket in cast iron.
- B-N, B-N4: version with pump casing and lanter bracket in bronze (the pumps are supplied fully painted).
- Rated speed of rotation (50 Hz): N = 2900 rpm.; N4 = 1450 rpm.
Shaft sealing
- Standardized mechanical seal in accordance with ISO 3069.
- Stuffing box seal (on request).
Reviews
There are no reviews yet.