Single-stage centrifugal pump as baseplate pump. With axial suction port and radial discharge port, for installation on a base. Pump with support foot and flanged bearing bracket, elastic spacer coupling, coupling guard and motor mounted to same baseplate.

IEC motor with 3 PTC thermistor sensors. Shaft sealing via non-cooled mechanical seal up to max. 120 °C. Spheroidal cast iron housing, stainless steel shaft, grey cast iron impeller (bronze impeller available at additional charge).

Materials

• Pump housing
  5.1301, EN-GJL-250
• Impeller
  Konstruktionswerkstoff mit hoher Dehnung, korrosions- und meerwasserbeständig.
• Shaft
  1.4028, X30Cr13

Operating data

• Fluid media
  Water
• Min. fluid temperature T
  -20 °C
• Max. fluid temperature T
  120 °C
• Maximum operating pressure p
  16 bar
• Max. ambient temperature T
  40 °C
• Minimum efficiency index (MEI)
  0.4

Motor data

• Shaft power P2(Q=max.) of selected impeller * number of pumps
  200000 W
• Rated current I_N
  346.00 A
• Motor efficiency η_M 50%
  96
• Motor efficiency η_M 75%
  96.3
• Motor efficiency η_M 100%
  96
• Power factor cos φ
  0.87

Installation dimensions

• Pipe connection on the suction side
  DN 200
• Pipe connection on the pressure side
  DN 250

Information for order placements

• Brand
  Wilo
• Net weight, approx. m
  2091 kg
• Product description
  CronoNorm-NLG 200/450-200/4
• Article number
  4452607