Single-stage end-suction centrifugal pumps, with bearing bracket. 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
Connections : PN 10 flanges EN 1092-2.
Counter-flanges ( on request )
|From 32-160 to 50-250||Screwed flanges PN 16 EN 1092-1|
|From 65-125 to 150-400||Flanges for welding PN 10 EN 1092-1|
- Standardized mechanical seal in accordance with ISO 3069.
- Stuffing box seal ( on request ).
- For clean liquids, without abrasives, whic are non aggressive for the pump materials ( contents of solids up to 0.2% ).
- For water supply.
- For heating, air conditioning, cooling and circulation plants.
- For civil and industrial applications and for agriculture.
- For fire fighting applications.
- For irrigation.
- 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 10 bar.
- Maximum permissible rotation speed : see table on page 52.
N, N4 pump connected to a standard electric motor in B3 construction form ( EN 60072-1 ), IP 55 protection, three-phase 400 V, 50 Hz by means of a baseplate, driven by a flexible coupling and with coupling protection.
Special features on request
- Special mechanical seal.
- Chrome-nickel steel AISI 316 pump shaft.
- Higher or lower liquid or ambient temperatures.
- Other motor protection.
- Explosion proof construction in accordance with Directive 94/9 EEC (ATEX).
- Motor for other voltage.
- Frequency 60 Hz ( as per 60 Hz data sheet ).
- Motor : 112 M2
- Rated Motor Power Output : 4 kw
- Kapasitas Pompa ( Q ) : Total head ( H )
15 m3/h ( 250 l/min ) : 39 m ( 3.20 kW )
16.8 m3/h ( 280 l/min ) : 38 m ( 3.35 kW )
18.9 m3/h ( 315 l/min ) : 37 m ( 3.51 kW )
21 m3/h (350 l/min ) : 35.5 m ( 3.66 kW )
24 m3/h (400 l/min ) : 33.5 m ( 3.86 kW )
27 m3/h (450 l/min ) : 30.5 m ( 4.03 kW )
30 m3/h (500 l/min ) : 27 m ( 4.18 kW )
33 m3/h (550 l/min ) : 22.5 m ( 4.30 kW )
37.8 m3/h (630 l/min ) : 14* m ( 4.43 kW )