Calpeda Pump NM 32/20DE use for :
- Clean liquids without abrasives, which are non-aggressive for the pump materials (solids content up to 0.2%)
- water supply
- heating, air conditioning, cooling and circulation plants
- civil and industrial applications
- fire fighting applications
- irrigation
Construction of Calpeda Pump NM 32/20DE :
Close-coupled centrifugal pumps; electric motor with extended shaft directly connected to the pump.
Pump casing with axial suction and radial delivery on top, main dimensions and performance according to EN 733.
NM : version in cast iron
Connection : Flanges according to PN 10, EN 1092-2
Operating Conditions :
– Liquid temperature from -10℃ to +90 ℃
– Ambient temperature up to 40 ℃
– Total suction lift up to 7 m
– Maximum permissible working pressure up to 10 bar
– Continuous duty
Motor :
2 pole induction motor, 50 Hz (n = 2900 rpm)
Three phase :
– 230/400 V ± 10% up to 3 kW
– 400/690 V ± 10% from 4 to 75 kW
Insulation class F
Protection IP 54
Constructed in accordance with EN 60034-1
Special Features on Request :
- Other voltages
- Frequency 60 Hz (as per 60 Hz data sheet)
- Protection IP 55
- Special mechanical seal
- Packed gland
- Explosion proof construction in accordance with Directive 94/9 EEC (ATEX)
- Higher or lower liquid or ambient temperatures
Specification
- Type : NM 32/20DE
- Rated motor power output : 2,2 kW 3 HP
- Capacity :
6,6 m³/h 110 l/min ; Head : 38 m
7,5 m³/h 125 l/min ; Head : 37,5 m
8,4 m³/h 140 l/min ; Head : 37 m
9,6 m³/h 160 l/min ; Head : 36 m
10,8 m³/h 180 l/min ; Head : 35 m
12 m³/h 200 l/min ; Head : 33,5m
13,2 m³/h 220 l/min ; Head : 32 m