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Pedrollo 3-4 CRm Multi-stage centrifugal pumps
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Model 3-4CRM By Pedrollo
The Pedrollo 3 or 4 CRm multi-stage centrifugal pumps are quiet and as such these pumps are widely used in domestic applications such as the distribution of water in combination with small and medium sized pressure tanks, and for the irrigation of gardens and orchards.
Typically ships within 1 to 2 business days
Suitable for use with clean water that does not contain abrasive particles and liquids that are not chemically aggressive towards the materials from which the pump is made. The pump should be installed in an enclosed environment or sheltered from inclement weather.
| Flow Rate | up to 130 l/min (7.8 m³/h) |
| Head Up | to 67 m |
| Liquid Temperature | from 14 °F to 104 °F (-10 °C to +40 °C) |
| Max. working pressure | 7 bar |
| Construction and Safety Standards | EN 60335-1 IEC 60335-1 CEI 61-150 EN 60034-1 IEC 60034-1 CEI 2-3 |
| Certifications | Company with management system certified DNV ISO 9001: QUALITY ISO 14001: ENVIRONMENT |
| Guarantee | 2 years |
| Pump Body | Stainless steel AISI 304 complete with threaded ports in compliance with ISO 228/1 |
| Body backplate | Stainless steel AISI 304 |
| Impeller | Noryl FE1520PW |
| Ambient temperature | 104 °F (40 °C) |
| Motor Shaft | Stainless steel EN 10088-3 - 1.4104 |
| Capacitor | 2CRm 80 -N 3CRm 60 -N 10 Capacitance 220 μF - 450 VL (110 V or 127 V) 25 μF - 250 VL |
| Electric Motor | 2-5CRm: single-phase 220 V - 60 Hz with thermal overload protector incorporated into the winding. 2-5CR: three-phase 220/380 V - 60 Hz or 220/440 V - 60 Hz. |
| Pump Usage | Domestic, Civil |
 |
| Component | Construction Characteristics |
| 1 Pump Body | Stainless steel AISI 304 complete with threaded ports in compliance with ISO 228/1 |
| 2 Body Backplate |
Stainless steel AISI 304 |
| 3 Impeller | Noryl FE1520PW |
| 4 Diffusers |
Noryl complete with anti-wear ring |
| 5 Motor Shaft |
Stainless steel EN 10088-3 - 1.4104 |
| 6 Mechanical Seal | Seal Model | Shaft Diameter | Stationary Ring | Rotating Ring | Elastomer |
| AR-13 | Ø 13 mm | Ceramic | Graphite | NBR |
| 7 Bearings | Pump | Model |
| 2CR 80 -N, 3CR 60 -N 3CR 80 -N, 4CR 80 -N and 3CR 100 -N | 6202 ZZ - C3 / 6201 ZZ | |
| 4CR 100 -N and 5CR 80 -N | 6203 ZZ / 6203 ZZ |
| 8 Capacitor | Pump | Capacitance (220V) | Capacitance (120V or 127V) |
| 2CRm 80 -N and 2CRm 80 -N and 3CRm 60 -N | 10 μF - 450 VL | 25 μF - 250 VL | |
| PKm 65 | 14 μF - 450 VL | 25 μF - 250 VL | |
| 3CRm 80 -N | 12.5 μF - 450 VL | 25 μF - 250 VL | |
| 4CRm 80 -N and 3CRm 100 -N | 14 μF - 450 VL | 25 μF - 250 VL | |
| PKm 90 | 20 μF - 450 VL | 60 μF - 300 VL | |
| 4CRm 100 -N 5CRm 80 -N | 20 μF - 450 VL | 60 μF - 300 VL | |
| PKm 200 | 45 μF - 450 VL | 80 μF - 250 VL |
| 9 Electric Motor | 2-5CRm: single-phase 220 V - 60 Hz with thermal overload protector incorporated into the winding. 2-5CR: three-phase 220/380 V - 60 Hz or 220/440 V - 60 Hz. The three-phase pumps are fitted with high performance motors in class IE2 (IEC 60034-30) – Insulation: class F – Protection: IP X4 |
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