WKT

Summary

Product identification

• Product Series: KSB WKT, WKTA
• Type: Vertical, Can-type Ring-section Pump
• Pump Sizes: WKT 150, WKTA 200, WKTA 250, WKTA 300
• Design:
  • Vertical, can-type ring-section pump.
  • Radial and mixed flow impellers, multistage.
  • Single- and double-entry suction impellers.
• Applications: Handling condensate in power stations and industrial plants.

Operating limits

• Capacity (Q): up to 1800 m³/h
• Head (H) at Qmin, ρ=1000 kg/m³: up to 340 m
• Temperature of pumped medium (T): up to 100 °C
• Pump suction pressure (ps): up to 3 bar
• Pump discharge pressure (pd) at Q=0, ρ=1000 kg/m³: up to 40 bar
• Speed (n): up to 1800 min⁻¹

Electrical

• Drive: Direct by vertical electric motor.
• Motor Arrangement: The motor is arranged on a motor stool above the pump.
• Typical Operating Speeds (from selection charts):
  • 50 Hz: n = 1480 min⁻¹
  • 60 Hz: n = 1780 min⁻¹

Mechanical / hydraulic

• Installation:
  • The can is arranged in a pit below the installation floor.
  • The pump is connected with the structure by means of a baseplate.
• Bearings, Lubrication:
  • Medium-lubricated radial plain bearings inside the pump.
  • Combined radial/axial thrust bearing assembly with oil-bath lubrication arranged above the shaft seal.
• Axial Thrust Balancing: Hydraulic balancing by means of two casing wear rings and balancing holes in the impeller.
• Shaft Seal:
  • Gland packing or double-acting mechanical seal in tandem arrangement.
  • In the shaft seal area, the shaft is provided with a replaceable shaft sleeve.
• Nozzle Position: Horizontal, above the installation floor.
• Flanges: Connection dimensions to DIN or ASME.
• Materials of Construction:
  • Distributor casing: Carbon steel
  • Suction ring: Cast iron, Cast steel
  • Discharge casing: Cast steel
  • Stage casing: Carbon steel
  • Pump bowl: Cast iron, Cast steel
  • Can: Carbon steel
  • Diffuser device: Cast iron, Cast steel
  • Diffuser: Cast iron, Chrome steel
  • Shafts: Carbon steel, Chrome steel
  • Impeller: Cast iron, Chrome steel
  • Suction impeller: Chrome steel
  • Double-entry impeller: Chrome steel
  • Casing wear ring: Special cast iron, Chrome steel
  • Shaft protecting sleeve: Chrome steel
  • Bearing bush: Steel / Carbon
  • Tie bolt: Creep-resistant steel

Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the official PDF datasheet. Contractual data must always match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror