CPKN
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CPKN

Product Description:

Design
Horizontal, radially split volute casing pump in back pull-out design to EN 22 858 / ISO 2858 / ISO 5199, single-stage, single-entry, with radial impeller. Also available as variant with “wet” shaft, conical seal chamber, heatable volute casing (CPKNO-CHs) and/or semi-open impeller (CPKNO). Design to ATEX.

Application

Handling of aggressive liquids in the chemical and petrochemical industries as well as in refinery and fire-fighting systems, handling of brine.

Overview of technical data
Q (50Hz) 1.0 – 4,800.0 (m³/h)
H (50Hz) 2.0 – 275.0 (m)
Type of bearing Rolling element bearings
Casing partition Radially split
Drive frequency 50 Hz /60 Hz
Type of drive Electric motor
Drive voltage Low voltage
No. of impeller entries Single entry
Heatable Yes
Impeller material (EN standard) NORIDUR 1.4593, JL 1040, 1.4408
Type of installation Long-coupled
Type of coupling Direct
Type of lubrication Oil lubrication
Max. permissible fluid temperature 400.0 (°C)
Nozzle position End suction
Maximum operating pressure PN 25
Pull-out design Yes
Pump set location Dry installed
Shaft material (EN standard) 1.4462, 1.5680, C 45+N, 1.7709
Standard ISO 5199, ISO 2858, EN 22858
Suction characteristics Non-priming
Type of casing Volute casing
Type of impeller Closed, Radial
Type of connection Flange
Casing material (EN standard) NORIDUR 1.4593, 1.4408, JS 1025, GP240GH+N
eClass assignment 36410000, 36410100, 36410101
Installation position Horizontal
Shaft seal type Mechanical seal
Main applications Energy, Industry and process engineering
Casing material Cast stainless steel, Ni-Resist, Cast duplex steel, Cast steel, Nodular cast iron
Maximum discharge-side pressure 25.0 (bar)
Maximum drive rating 3200.0 (kW)
Type of installation 00
Maximum speed of rotation 3500.0 (1/min)
Technical specifications
Q max 4,800.0 m³/h
H max 275.0 m
Brochures
Technical Data
Selection Curves
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