Calpeda NMD32-210DB centrifugal pump; electric motor with extended shaft directly connected to the pump.
NMD : with two back-to-back impellers (with axial thrust balancing).
Connection : Threaded ports ISO 228/ 1 (BS 2779)
NMD version with pump casing and lantern bracket in cast iron.
Applications :
Calpeda NMD32-210DB centrifugal pump can be used for :
- Liquid temperature from -10 deg. C to +90 deg. C
- Ambient temperature up to 40 deg. C
- Total suction lift up to 7 m
- Maximum permissible working pressure up to 16 bar
- Continuous duty
Motor :
- 2 pole induction motor, 50 Hz (2900 rpm)
- Three phase
230/ 400 V +/- 10% up to 3 kW
400/ 690 V +/- 10% from 4 to 9,2 kW - Insulation class F
- Protection IP 54
- Motor suitable for operation with frequency converter from 1,1 kW
Materials :
| Pump casing Lantern bracket | Cast iron |
| Impeller | Brass |
| Shaft | Stainless steel |
| Mechanical seal | Carbon – ceramic – NBR |
Special Features on Request :
- Other voltages
- Protection IP 55
- Frequency 60 Hz
- Special mechanical seal
- Higher or lower liquid or ambient temperature
- Motor suitable for operation with frequency converter up to 0.75 kW
Materials :
| Model | NMD 32/210D/B |
| Pump casing Lantern bracket | Cast iron |
| Impeller | Brass |
| Shaft | Stainless steel |
| Mechanical seal | Carbon – Ceramic – NBR |
Specification :
- Model : NMD 32/210D/B
- Rated motor power output (P2) : 4 kW, 5,5 HP
- Capacity :
– 5,4 m³/h 90 l/min ; Head : 71 m
– 6 m³/h 100 l/min ; Head : 69 m
– 6,6 m³/h 110 l/min ; Head : 67,5 m
– 7,5 m³/h 125 l/min ; Head : 65 m
– 8,4 m³/h 140 l/min ; Head : 62,5 m
– 9,6 m³/h 160 l/min ; Head : 58 m
– 10,8 m³/h 180 l/min ; Head : 53 m
– 12 m³/h 200 l/min ; Head : 46 m
– 13,2 m³/h 220 l/min ; Head : 37 m - Input : 2 Inch
- Output : 1.25 inch