WKB Dry-installed pump

Dry-installed pump WKB

Vertically suspended, single-casing, lineshaft, diffuser-type pump with integral thrust bearings and discharge through column pipe in accordance with API 610 / ISO 13709 (VS1). Available in single-stage and multistage configurations and with either single or double suction first-stage impeller.
See all documents and downloads

Main Applications

  • Processes with critical NPSH conditions in chemical and petrochemical industries
  • Condensate transport
  • Pipelines and tank farms
  • Liquefied gas

Technical Data

Max. flow rate
350 m3/h
Max. head
500 m
Max. allowed working pressure
51 bar
Max. allowed fluid temperature
250 °C

Your KSB contact: We’re here to support you

Do you need any assistance finding the right material number?
We’ll soon provide a list so you can directly place your purchase order.
Meanwhile please contact our support:

Your local contact

Your KSB contact : We’re here to support you


  • Pump head is designed and welded according to ASME code to meet API nozzle load requirements. Suction areas designed for discharge pressure.
  • Circular or rectangular soleplate allows easy adaptation to different installation conditions.
  • Product-lubricated carbon guide bearings with bearing span below requirements of API 610 ensure low vibrations and reliable operation.

Technical Data

Connection type
Drive concept
With electric actuator
Max. flow rate
350 m3/h
Min. flow rate
0.1 m3/h
Max. head
500 m
Min. head
0.1 m
Mains frequency
50 Hz,
60 Hz
Mains voltage
110 V,
115 V,
120 V,
125 V,
200 V,
208 V,
220 V,
230 V,
240 V,
260 V,
276 V,
278 V,
380 V,
400 V,
415 V,
440 V,
460 V,
480 V,
500 V,
525 V,
575 V,
600 V,
660 V,
690 V,
760 V,
830 V,
1000 V,
3000 V,
4160 V,
5000 V,
5500 V,
6000 V,
6600 V,
6900 V,
11000 V
Casing material
A516 GRADE 70,
SA240/SA240M TYPE 316L,
A240 TYPE 316,
A516 GRADE 60
Nominal pressure
CL 400,
PN 64
Max. allowed working pressure
51 bar
Suction behaviour
Max. allowed fluid temperature
250 °C
Min. allowed fluid temperature
-45 °C