| pump calpeda NR EI 50C/B | |
| Pressure: | 14m |
| Feed: | 12m3/h |
| Pump power: | 0.75 kW |
| Type of pump: | centrifugal In-line |
| Voltage: | 380V |
| Pump material: | cast iron |
| Wheel material: | cast iron |
| Wheel type: | centrifugal |
| Pump location: | vertical |
| Type of connection: | flange |
| Diameter of nozzles: | 50x50mm |
Variable speed pumps
NR(D) EI, NR4 EI pumps are available with power from 0 .25 kW to 18.5 kW and equipped with I-MAT inverters.
They enable the realization of an extremely compact and efficient variable speed system that is ideally
suited for use in water supply and for hot and cold water distribution.
sensors programmed directly at the manufacturing plant and programmed by the user for the
necessary mode of operation.
Advantages
- Energy saving.
- More compact system.
- Ease of use.
- Personalized programming according to installation requirements.
- Reliability.
Design
System components:
- Pump
- Electric motor (two for NRD, NRD4)
- I-MAT frequency controller (two for NRD, NRD4)
- Adapter for mounting on the motor (two for NRD, NRD4)
- With connecting cable for inverter and electric pump
- Pressure sensors
- Communication cable for multi-pump installation NRD, NRD4
- 2 boards for multi-pump installation NRD, NRD4
Main characteristics:
Nominal engine power: from 0.25 kW to 18.5 kW
Adjustment range: revolutions 1750÷2900 1/min (2-pole pumps).
Adjustment range: revolutions 870 ÷ 1450 1/min (4-pole pumps).
Protection against dry running
Protection against operation with a closed nozzle
Protection against leakage
Protection against overvoltage in the motor
Protection against overvoltage or undervoltage in the power system
Protection against imbalance between power phases
in stock there is an end seal of the end pump calpeda NR EI 50C/B
pump calpeda NR EI 50C/B
pump calpeda NR EI 50C/B
Pump Type
Flow
Head
Electric Motor
Pump Power
Voltage
Pump Material
Impeller Material
Pump Location
Connection Type
Impeller Type
Dimensions and weight
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