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Wilo-Multivert MVI | Wilo
Your advantages
Wilo-Multivert MVI

Your advantages

  • Corrosion-resistant impellers, diffusors and stage housings
  • Drinking water approval for all components that come in contact with the fluid (EPDM version)
Series description
Multivert MVI 1 - 95

Design

Non-self-priming, multistage high-pressure centrifugal pump in vertical design with in-line connections.

Application

  • Water supply and pressure boosting
  • Fire extinguishing systems
  • Boiler feed
  • Industrial circulation systems
  • Process engineering
  • Cooling water circulation systems
  • Washing and sprinkling systems

Equipment/function

  • MVI 70.. and 95..: PN16 and PN25 version with round flange

Typekey

Example:

MVI 7002/1-3/16/E/3-400-50-2

MVI

Vertical high-pressure multistage centrifugal pump

70

Flow rate in m3/h

02

Number of impellers

1

Number of trimmed impellers

3

3= pump housing EN-GJL-250 (cataphoretic coating), hydraulics 1.4301 (AISI 304)

16

Flange type 16 = flange PN16 (round or oval) 25 = flange PN25 (round or oval)

E

Gasket type E = EPDM V = FKM (Viton)

3

3 = 3~ (three-phase current)

400

Connection voltage in V

50

Frequency in Hz

2

Number of poles

Technical data

  • Electrical connection:
    • 3~400 V (±10 %), 50 Hz
    • ≤ 4 kW 230 V/ 400 V; Δ/Y
    • > 4 kW 400 V/ 690 V; Δ/Y
  • Fluid temperature of -15 to +120 °C (with EPDM), (-15 to +90 °C with FKM)
  • Operating pressure max. 16/25 bar
  • Max. inlet pressure of 10 bar
  • Protection class IP 55
  • Flange connections:
  • MVI 70../95.. PN 16/PN 25: Round flange (DN 100)

Materials

MVI 70../95..:

  • Impellers of stainless steel 1.4408 (AISI 316)
  • Stage chambers made of 1.4301 (AISI 304) stainless steel
  • Pump housing made of cataphoretic-coated grey cast iron EN-GJL 250
  • Shaft 1.4057 (AISI 431) stainless steel
  • Gasket EPDM
  • Housing cover made of 1.4301 (AISI 304) stainless steel
  • Housing bottom made of 1.4301 (AISI 304) stainless steel
  • Mechanical seal of B-carbon/tungsten carbide, SiC/carbon
  • Pressure shroud made of 1.4301 (AISI 304) stainless steel
  • Bearing of tungsten carbide

Delivery state

  • MVI high-pressure multistage centrifugal pump
  • Installation and operating instructions
Downloads

Installation and operating instructions

Wilo-MultiVert-MVI 2.. / 4.. / 8.. / 16..-6

Article Number 2050778
Edition 1502
Page format A4
Number of pages 15
PDF (947 KB)

Wilo-Multivert MVI 16../32../52../70../95..

Article Number 2040502
Edition 1606
Page format A4
Number of pages 14
PDF (1 MB)

Wilo-MultiVert MVI 16../32../52../70../95..

Article Number 2040502
Edition 1606
Page format A4
Number of pages 17
PDF (961 KB)

Wilo-Multivert-MVI 2.. / 4.. / 8.. / 16..-6

Article Number 2050778
Edition 1502
Page format A4
Number of pages 100
PDF (3 MB)

Wilo-Multivert-MVI 2.. / 4.. / 8.. / 16..-6

Article Number 2050778
Edition 1502
Page format A4
Number of pages 15
PDF (841 KB)

General overview (Documents)

General overview 2019 International version

Article Number 2200591
Edition 2018
Page format 209.9 x 297.0 mm
Number of pages 74
PDF (40 MB)

General overview 2021 International version

Edition 2020
Page format 209.9 x 297.0 mm
Number of pages 74
PDF (10 MB)

Certificate REACH (Documents)

REACH Regulation

Edition 2021-05
Page format 209.9 x 297.0 mm
Number of pages 4
PDF (212 KB)