NKV 20/17 S T IE3

AISI 304 stainless steel multi-impeller vertical centrifugal pumps with coupling designed for pressurization, water recirculation in conditioning and heating system in commercial building service, they can also be used in agriculture and in watering systems.
WRAS, ACS certified.
Special ATEX motor versions available.

CONSTRUCTION FEATURES OF THE PUMP

The use of advanced stainless steel processing technologies for the main hydraulic components helps to achieve very high performance levels.
The pumps are extremely versatile, thanks to the center distance of the in-line ports, designed to maximize interchangeability.
The parts in contact with the liquid are made of AISI 304 stainless steel for NKV S models, or AISI 316 stainless steel for NKV X models (only available in special order).
Round flanges as standard (oval, loose, Victaulic, clamp available on request).
The mechanical seal is made of standard E1 - Graphite/Silicon Carbide/AISI 316/EPDM - BQGE.
FKM/Viton available on request.
Starting from 5,5 kW models, the seal can be removed without removing the motor.
Rigid coupling.

CONSTRUCTION FEATURES OF THE MOTOR

Air-cooled asynchronous motor.
Standard two-pole motor, IE3 50 Hz 0,75 kW or IE2, IE3 60 Hz 0,75 KW.
Motor frame B14 up to 4 kW motor size, motor frame B5 from 5,5 kW motor size.