Product/Service

KRT - Submersible Waste Water Pump

Source: KSB, Inc.

AmarexKRT.jpg

Vertical, single-stage submersible motor pump in close-coupled design, various impeller types, for wet or dry installation, stationary and transportable version.

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Design
Vertical, single-stage submersible motor pump in close-coupled design, various impeller types, for wet or dry installation, stationary and transportable version. Design to ATEX.

Applications
Handling of all types of abrasive or aggressive waste water in water and waste water engineering as well as industry, especially untreated sewage containing long fibres and solid substances, fluids containing gas / air, as well as raw, activated and digested sludge; sea water desalination.

Overview of technical data

Type of bearing

Rolling element bearings

Casing partition

Radially split

Cutter

Yes

Drive frequency

50 Hz / 60 Hz

Type of drive

Electric motor

Drive voltage

Low voltage

Connection to power supply

< 690 V, 3~

Explosion protection

ATEX II 2 G T3; ATEX II 2 G T4

Impeller material (EN standard)

JN 3029; JL 1040;1.4517

Type of installation

Close- coupled

Type of coupling

None

Type of lubrication

Oil lubrication

Max. permissible fluid temperature

140 °F

Nozzle position

End suction

Maximum rated pressure (discharge)

PN 16

Pump set location

Wet well

Shaft material (EN standard)

C45+ N;1.4021

Suction characteristics

Non- priming

Type of casing

Volute casing

Type of impeller

Open; Single-vane impeller;Free flow impeller;Closed;Multi-vaneimpeller;Diagonal;Radial

Type of connection

Flange

Casing material (EN standard)

JL 1040

eClass assignment

36410101; 36410103

Free passage

240 mm

Maximum head

328, 08 ft

Minimum head

3, 28 ft

Installation position

Vertical

Shaft seal type

Mechanical seal

Main applications

Energy; Water;Industry and process engineering;Mining / Dredges;Waste water / sewage;Building services

Casing material

Cast iron

Maximum discharge-side pressure

145. 0 psi

Maximum drive rating

938. 72 hp

Type of installation

Stationary; Transportable

Maximum flow rate

10. 000 m³/h

Minimum flow rate

0, 60 m³/h

Maximum speed of rotation

4 rpm

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