Calpeda NR4 50

Calpeda NR4 50

Construction

Close-coupled, single-impeller, centrifugal pumps; electric motor with extended shaft directly connected to the pump. NR, NR4: Single head pump. NRD: Twin head pump with bulit-in automatic switching valve. The two head can operate singularly or in parallel. Pump casing with suction and delivery connections with the same diameter and on the same axis (in-line).

Connections : Flanges PN 10, EN 1092-2.

Counterflanges (on request): NR,NR4 32,40,50,65 : Screwed flanges PN 16, EN 1092-1. NR4 100, NR4 125 : Flanges for welding PN 10, EN 1092-1. Version with frequency converter (on request)

Applications

  • For clean liquids, without abrasives, which are non-aggressive for the pump materials (contents of solids up to 0.2%).
  • For heating, conditioning, cooling and circulation plants.
  • For civil and industrial applications.
  • When low noise operation is required (n = 1450 rpm).

Additional Models

ModelSKU
NR4 50/160A/B70MB0702000
NR4M 50B/A70N10040000
NR4M 50A/A70N10060000
NR4 50C/A70M10020000
NR4 50B/A70M10040000
NR4 50A/A70M10060000
NR4 50/250C/B70MB0902000
NR4 50/250B/B70MB0942000
NR4 50/250A/A70MB0981000
NR4 50/200B/B70MB0792000
NR4 50/200A/B70MB0862000
NR4 50/160C70MB0620000
NR4 50/160B70MB0660000
NR4M 50C/A70N10020000

Please Call 01296 488 294 or email sales@polypump.co.uk for availability and advice.

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