Pump Calpeda N100 250A/A 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.
- This pump version with pump casing and lantern bracket in cast iron.
- Rated speed of rotation (50 Hz) 2900 rpm
- Connections : PN 10-16 Flanges EN 1092-2 (PN 10 for DN 200)
Applications :
Centrifugal Pump Calpeda N100 250A/A widely used for :
- Clean liquids, without abrasives, which are non-aggressive for the pump materials (contents of solids up to 0.2%)
- Water supply
- Heating, air conditioning, cooling and circulation plants
- Civil and industrial applications and for agriculture
- Fire fighting applications
- Irrigation
Operating Conditions :
- Liquid temperature from -10 deg. C to +90 deg. C
- Ambient temperature up to 40 deg. C
- Total suction lift up to 40 deg. C
- Total suction lift up to 7 m
- Maximum permissible working pressure up to 10 bar
- Maximum permissible rotation speed
Pump – Motor Unit :
N series 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 Directice 94/9 EEC (ATEX)
- Motor for other voltage
- Frequency 60 Hz
Material (Mechanical seal ) :
- Pump casing, lantern bracket : Cast iron
- Impeller : Cast iron, brass
- Shaft : Chrome steel
- Mechanical seal : Carbon – Ceramic – NBR
Table Performance :
| Model Pump | N 100-250A/A |
| Motor | 280 S2 |
| Rated motor power output (P2) | 75 kW |
| Capacity | 108 m³/h 1800 l/min; Head : 91 m 120 m³/h 2000 l/min; Head : 90.5 m 132 m³/h 2200 l/min; Head : 90 m 150 m³/h 2500 l/min; Head : 89.5 m 168 m³/h 2800 l/min; Head : 88.5 m 180 m³/h 3000 l/min; Head : 88 m 192 m³/h 3200 l/min; Head : 87 m 210 m³/h 3500 l/min; Head : 85 m 240 m³/h 4000 l/min; Head : 81 m 270 m³/h 4500 l/min; Head : 75 m 300 m³/h 5000 l/min; Head : 67 m |
