Wilo-Multivert MVISE
Series description


Your advantages
- Glandless pump technology
- Virtually noiseless operation (up to 20 dB [A] quieter than conventional pumps)
- Space-saving, compact design
- Virtually maintenance free thanks to a design which does not feature any mechanical seals
- Drinking water approval for all components that come in contact with the fluid (EPDM version)
Construction
Non-self-priming multistage pump with glandless pump motor and integrated frequency converter
Application
- Water supply and pressure boosting
Equipment/function
- Multistage, non-self-priming, vertical high-pressure centrifugal pump in in-line design.
- Glandless three-phase motor with integral water-cooled frequency converter
- Hydraulic connection with oval flanges PN 16
Scope of delivery
- Wilo-Multivert MVISE high-pressure multistage centrifugal pump
- Stainless steel oval counter flanges Rp 1 to Rp 1 1/2 with the corresponding screws, nuts and gaskets
- Installation and operating instructions
Type key
Example: | MVISE 402-1/16/E/3-2/2G |
MVISE | Multistage vertical high-pressure centrifugal pump, glandless, electronically controlled |
4 | Volume flow in m3/h |
02 | Number of impellers |
1 | Material 1 = 1.4301 (AISI 304) |
16 | Nominal pressure in bar |
E | Gasket type E = EPDM |
3 | 3 = 3~ (three-phase AC) |
2 | Number of poles |
2G | Frequency converter, second generation |
Technical data
- Mains connection 3 ~ 400 V (±10 %), 50 Hz
- Fluid temperature -15 to +50 °C
- Max. operating pressure 16 bar
- Max. inlet pressure 10 bar
- Protection class IP 44
- Nominal diameters of pipe connections Rp 1, Rp 1¼ or Rp 1½
Materials
- Impellers stainless steel 1.4301 (AISI 304)
- Stage chambers stainless steel 1.4301 (AISI 304)
- Pump housing stainless steel 1.4301 (AISI 304)
- Shaft stainless steel 1.4122
- Seal EPDM
- Lower housing section stainless steel 1.4301(AISI 304)
- Pressure shroud stainless steel 1.4301 (AISI 304)
- Pump base EN-GJL-250
Duty chart
Wilo-Multivert MVISE

Pump curves in accordance with ISO 9906: 2012 3B
