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The DAB KVC & KVCX Range are vertical multistage centrifugal pumps suitable for small to medium user water systems.

Applications

The KVC KVCX Pumps are suitable for:

  • Pressurisation units
  • Filling of pressure vessels
  • Sprinkler and watering systems
  • Fire-fighting and washing systems
  • Channelling of condensate and cooling water
CONSTRUCTION FEATURES OF THE PUMP

KVC: Technopolymer delivery and suction bodies, and in-line suction and delivery ports with threaded metal insert.

KVCX: technopolymer suction body with threaded metal insert; stainless steel threaded delivery port on pump liner.

Impellers, diffuser bodies and diffusers in technopolymer, fully rust-proof. AISI 304 stainless steel pump liner, adjustment rings and seal disc. Carbon/

ceramic mechanical seal, fitted on the AISI 303 stainless-steel drive shaft extension.

CONSTRUCTION FEATURES OF THE motor

Closed asynchronous type, external ventilation cooling. Rotor running on permanently lubricated ball bearings, oversized to ensure low noise and

durability. Standard built-in thermo-amperometric protection. Capacitor permanently fitted on single phase versions.

Overload protection to be provided by the user for the three-phase version. Construction according to CEI 2-3 / CEI 61-69 (EN 60335-2-41).

Pump body: Technopolymer A

Impeller: Technopolymer B

Diffuser: Technopolymer B

Shaft with rotor: AISI 303 Stainless Steel X10 CrNi S 1089 UNI 6900/71

Mechanical seal: Silicon Carbide/Silicon

OR Ring: EPDM Rubber

Seal holding disc: AISI 304 Stainless Steel X5 CrNi 1810 UNI 6900/71

Intermediate Stage: Technopolymer B

Liner: AISI 304 Stainless Steel X5 CrNi 1810 UNI 6900/71

Diffuser body: Technopolymer B

Centering bushing: Bronze B14

Conveyor: Technopolymer B

Specifications

Operating range: from 50 to 200 l/min with head up to 113 m.
Maximum operating pressure: 12 bar (1200 kPa).
Installation: fixed, vertical or horizontal position, provided that the motor is always above the pump
Liquid temperature range: from 0 °C to +35 °C for domestic use (EN 60335-2-41 safety standards). From 0°C to +40°C for other uses.

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